HON HAI PRECISION IND T77W676 LTE Cat9 PCI Express M.2 Module User Manual Foxconn CNSBG

HON HAI Precision Ind. Co., Ltd. LTE Cat9 PCI Express M.2 Module Foxconn CNSBG

Users Manual rev.pdf

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COMPANY CONFIDENTIAL
LTE-Advanced PCI Express M.2 Module
(LTE, UMTS)
Engineering Requirements Specification
Project code: T77W676.00
Solution: MDM9240+WTR3925+WTR4905
SKU:
WW-3-S3
Copyright © 2017. Foxconn Communications Inc. All rights reserved.
-1-
COMPANY CONFIDENTIAL
Reviewers
Review Dates
Department
Name
Signature
Project Manager
Choro.Chung
Project Leader
Ai-ning Song
Hardware Engineer
Yannie.Zhang
* Plan
** Results
Modification History
Rev
Date
Originator
Comment
D1.0 2016/12/13
Yannie.Zhang
Initial release for customer discussion and carrier
engagement, will update it after hardware design frozen.
D1.1 2016/12/27
Yannie.Zhang
Change the module picture and remark 1.8V MIPI.
D1.2 2017/2/24
Yannie.Zhang
Update RF performance follow EVT design
D1.3 2017/05/10
Yannie.Zhang
Upadte CA Combination.
D1.4 2017/08/02
Yannie.Zhang
Update LTE B5 power’s spec.
-2-
COMPANY CONFIDENTIAL
CONTENTS
1.
GENERAL DESCRIPTION ......................................................................5
1.1
SYSTEM MAIN FEATURE ......................................................................6
1.2
CARRIER AGGREGATION COMBINATION ......................................8
1.3
SYSTEM BLOCK DIAGRAM ............................ 錯誤! 尚未定義書籤。
1.4
PIN DEFINITION .......................................................................................9
1.5
PLATFORM CONNECTION DESIGN .................................................11
2.
HARDWARE FEATURES .....................................................................19
2.1 MOBILE DATA MODEM ...............................................................................19
2.2 RF TRANSCEIVER ........................................................................................20
2.3 POWER MANAGEMENT IC ........................................................................21
2.4 ANTENNA DESIGN .......................................................................................22
3.
MECHANICAL SPECIFICATIONS ......................................................25
3.1 OVERVIEW .....................................................................................................25
3.2 MECHANICAL CONSTRAINTS ..................................................................25
3.3 M.2 CARD ASSEMBLY ................................................................................26
4.
ELECTRICAL SPECIFICATIONS ........................................................29
4.1 RECOMMENDED OPERATING CONDITIONS .......................................29
4.2 POWER CONSUMPTION .............................................................................30
5.
RF PERFORMANCE SPECIFICATIONS ...........................................31
5.1 RF MAXIMUM TX POWER &RF MIN. RX SENSITIVITY
SPECIFICATIONS ................................................................................................31
-3-
COMPANY CONFIDENTIAL
6.
HOST INTEGRATION INSTRUCTIONS .............................................33
-4-
COMPANY CONFIDENTIAL
1. General Description
T77W676.00 is designed to enable wireless data connectivity for notebook computer or any
other device compatible with the PCI Express M.2 Specification 3042 type Key.B slot.
T77W676.00 is the data card solution that delivers wireless wide-area network (WWAN)
connectivity for the LTE, UMTS (HSDPA/HSUPA/HSPA+/DC-HSPA+) and
GPS/Glonass/Beidou protocols in one hardware configuration.
SKU
Carrier Support
QCT Solution
FDD
Support Band
4G
Carrier Aggregation
WW-3-S3 / T77W676
NA: AT&T, Verizon, Sprint
WW: Vodafone, Orange, Telefonica-O2
EU: Deutsche Telekom, Swisscom
APAC: Telstra, Optus, Docomo, KDDI
China: CMCC/CUCC/CTCC
* Carrier engagement based on real business agreement
MDM9240+WTR3925+WTR4905+PMD9645
FDD / TDD
B2/4/5/7/12/13/17/25/26/30/38/41/66
2CCs&3CCs DL CA, 2X2MIMO,
Up to inter-band 3CCs DL
Cat (DL/UL Mbps) Up to Cat11 @20MHz+20MHz+20MHz 3CCs DL CA
3G
WCDMA
Support Band
GNSS
Interface
Form factor
HSPA+ Rel8 (DL/UL: up to 42/11 Mbps)
Band4
GPS/GLONASS/Beidou
USB2.0, USB3.0
3042 PCIe M.2 Key.B
COMPANY CONFIDENTIAL
1.1 System Main Feature
Feature
Physical
Electrical
Dimension
Shielding design
Weight
USIM
Description
PCI express M.2 module, size 3042,Key.B,75Pin golden finger
Single VCC supply (3.135V~4.4V follow M.2 standard)
Dimensions (L × W × H): 42 mm × 30 mm × 2.3 mm,
maximum height=2.38mm (add PCB tolerance=0.08mm)
Shield case on board design, no additional shielding
requirement
Approximately ~6g
Off-board USIM connector supported
WCDMA/HSDPA/HSUPA/HSPA+ operating bands:
Band 4: 1710 to 1755 MHz (UL), 2110 to 2155 MHz (DL)
Operating Bands
LTE FDD operating bands:
Band 2: 1850 to 1910 MHz (UL), 1930 to 1990 MHz (DL)
Band 4: 1710 to 1755 MHz (UL), 2110 to 2155 MHz (DL)
Band 5: 824 to 849 MHz (UL), 869 to 894 MHz (DL)
Band 7: 2500 to 2570 MHz (UL), 2620 to 2690 MHz (DL)
Band 12: 699 to 716 MHz (UL), 729 to 746 MHz (DL)
Band 13: 777 to 787 MHz (UL), 746 to 756 MHz (DL)
Band 17: 704 to 716 MHz (UL), 734 to 746 MHz (DL)
Band 25: 1850 to 1915 MHz (UL), 1930 to 1995 MHz (DL)
Band 26: 814 to 849 MHz (UL), 859 to 894 MHz (DL)
Band 30: 2305 to 2315 MHz (UL) 2350 to 2360 MHz (DL)
Band 38: 2570 to 2620 MHz (UL/DL)
Band 41: 2496 to 2690 MHz (UL/DL)
Band 66: 1710 to 1800 MHz (UL), 2110 to 2200 MHz (DL)
Diversity/2nd Rx
All UMTS operating bands
All LTE operating bands
GNSS
GPS: L1 (1575.42MHz)
GLONASS: L1 (1602MHz)
Beidou (1561.098MHz)
USIM Voltage
Support 1.8V and 2.85V, and auto detects follow SIM card type
Antenna connectors
MAIN and AUX(supports Diversity and GPS simultaneously)
Throughput
WCDMA CS: DL 64 kbps /UL 64 kbps
WCDMA PS: DL 384 kbps /UL 384 kbps
HSPA+:
DL 21.6 Mbps /UL 5.76 Mbps
DC-HSPA+: DL 42 Mbps/UL 5.76 Mbps
LTE Cat4:
DL:150 Mbps/UL 50 Mbps
LTE Cat6:
DL:300 Mbps/UL 50 Mbps
LTE Cat9:
DL:450 Mbps/UL 50 Mbps
LTE Cat11: DL:585 Mbps/UL 50 Mbps
COMPANY CONFIDENTIAL
LTE air interface
LTE Rel11
z FDD: up to 585 Mbps downlink, 50 Mbps uplink
z Up to 20MHz+20MHz+20MHz Inter-band or Intra-band 3DL CA
z Support 256QAM in DL, 16QAM in UL (64QAM software upgradable)
z Support TDD+FDD CA (3GPP Rel12 feature)
z 1.4 to 20 MHz RF bandwidth
z Support downlink 4X2 MIMO
z IPv6, QoS
WCDMA/HSPA air interface
z R99:
All modes and data rates for WCDMA FDD
z R5 HSDPA
PS data speeds up to 7.2 Mbps on the downlink
z R6 HSUPA
E-DCH data rates of up to 5.76 Mbps for 2 ms TTI (UE category 6) uplink
z R7 HSPA+
Downlink 64 QAM SISO: up to 21 Mbps
Downlink 16 QAM 2X2 MIMO: up to 28 Mbps
Uplink 16 QAM: up to 5.76 Mbps
z R8 DC-HSPA+
Downlink dual carrier with 64 QAM (SISO); up to 42 Mbps
z IPv6
GNSS
z Customizable tracking session
•
•
•
Automatic tracking session on startup
Concurrent standalone GPS, GLONASS and BeiDou
gpsOneXTRA with GPS + GLONASS + BeiDou support
COMPANY CONFIDENTIAL
1.2
Carrier aggregation combination
1.2.1. Refer to Qualcomm documents 80-NR113-650, Rev.E, Published: 03-16-2016.
Remark: T77W676 hardware design can support follow CA combination, but the Final CA
combinations plan depends on carrier engagement and Qualcomm software design.
1.2.2. Qualcomm MDM9240 support 3CA+256QAM(up to Cat11) and partial Rel12
(FDD+TDD CA) which is mandatory for AU/JP/China carriers.
Region
Carriers
2CCs DL CA Combinations
3CCs DL CA Combinations
NA
AT&T,
VZW,
Sprint,
TMO,
Canada
B2 + B2, B2 + B4, B2 + B5,
B2 + B12, B2 + B13, B2 +
B17, B2 + B29, B2 + B30, B4
+ B4, B4 + B5, B4 + B7, B4
+ B12, B4 + B13, B4 + B17,
B4 + B29, B4 + B30, B5 +
B30, B12 + B12, B12 + B30,
B25 + B25, B25 + B26, B25
+ B41, B26 + B41, B29 +
B30, B41 + B41,
B2+B66, B5+B66, B12+B66,
B13+B66, B66+B66,
B29+B66
B2 + B2 + B12, B2 + B2 + B13,B2 +
B4 + B5, B2 + B4 + B12, B2 + B4 +
B13, B2 + B4 + B29, B2 + B5 + B30,
B2 + B12 + B12, B2 + B12 + B30, B2
+ B29 + B30, B4 + B4 + B5, B4 + B4
+ B12, B4 +B4 +B13, B4 + B5 + B30,
B4 + B12 + B12, B4 + B12 + B30, B4
+ B29 + B30, B25 + B26 + B41, B25
+ B41 + B41, B26 + B41 + B41, B41
+ B41 + B41
B13+B66+B2, B12+B66+B66,
B13+B66+B66, B5+B66+B2,
B5+B66+B66, B66+B66+B2,
B66+B66+B66
Korea
SKT,KT,
LGU+
B1 + B5, B3 + B5, B3 + B8,
B5 + B7
B1 + B3 + B5, B1 + B3 + B8, B1 +
B5 + B7, B1 + B7 + B28, B3 + B7 +
B8
JP
KDDI,
DCM,
SBM
B1 + B3, B1 + B8, B1 + B18,
B1 + B19, B1 + B26, B3 +
B19, B19 + B21, B41 + B41
B1 + B3 + B19, B1 + B3 + B28, B1 +
B41 + B41, B41 + B41 + B41
EU
Various
B1 + B20, B3 + B3, B3 + B7,
B3 + B20, B3 + B38, B7 +
B7, B7 + B8, B7 + B20, B38
+ B38
B1 + B3 + B20, B1 + B7 + B20, B3 +
B3 + B7, B3 + B3 + B20, B3 + B7 +
B20, B3 + B7 + B7, B3 + B20 + B38,
B3 + B38 + B38
China
CMCC,
CTCC,
CUCC
B1 + B3, B1 + B26, B3 +
B26, B3 + B40, B39 + B39,
B39 + B41, B40 + B40, B41
+ B41
B1 + B3 + B3, B1 + B3 + B26, B1 +
B3 + B41, B3 + B40 + B40, B39 +
B39 + B41, B39 + B41 + B41, B40 +
B40 + B40, B41 + B41 + B41
AU/SE
A/LA
Telstra
/Optus
B1 + B3, B1 + B7, B1 + B28,
B3 + B8, B3 + B28, B5 + B7,
B5 + B40, B7 + B8, B7 +
B28
B3 + B3 + B8, B3 + B7 + B7, B3 +
B7 + B28, B7 + B7 + B28, B3 + B40
+ B40, B28 + B40 + B40, B40 + B40
+ B40
COMPANY CONFIDENTIAL
1.3 Pin definition
1.3.1 Golden finger Pin sequence
Figure 1-2 shows the sequence of pins on the 75-pin signal interface of M.2 3042 Key.B.
COMPANY CONFIDENTIAL
1.4.2 Pin definition
Table 1-1 M.2 Pin definition.
CONFIG_2 (GND)
GND
GND
CONFIG_1 (GND)
RESET# (I)(0/1.8V)
75
73
71
69
67
ANTCTL3 (O)(0/1.8V)
ANTCTL2 (O)(0/1.8V)
ANTCTL1 (O)(0/1.8V)
ANTCTL0 (O)(0/1.8V)
65
63
61
59
GND
REFCLKP
57
55
REFCLKN
53
GND
51
PERp0
49
Reserved, but SW
disable in default
PERn0
47
Reserved, but SW
disable in default
GND
45
GPIO_2 ­ GNSS_IRQ (0/1.8V*)
Not connect in
Foxconn
design
Reserved
PETp0
43
42
GPIO_1 ­ GNSS_SDA(0/1.8V*)
Reserved
PETn0
41
40
GPIO_0 ­ GNSS_SCL (0/1.8V*)
Not connect
Reserved
GND
39
38
USB3.0­ Rx+
37
36
UIM­ PWR (O)
35
34
UIM­ DATA (IO)
USB3.0­ Rx­
GND
32
UIM­ CLK (O)
USB3.0­ Tx+
31
30
UIM­ RESET (O)
29
28
GPIO_8 ­ AUDIO_3 (IO) (0/1.8V)
USB3.0­ Tx­
GND
26
GPIO_10 ­ W_DISABLE2# (I) (0/3.3.V)
DPR (I)(0/3.3V)
25
24
GPIO_7 ­ AUDIO_2 (IO) (0/1.8V)
23
22
GPIO_6 ­ AUDIO_1 (IO)(0/1.8V)
GPIO_11 ­ WoWWA
N# (O)(0/1.8V)
CONFIG_0 (GND)
20
GPIO_5 ­ AUDIO_0 (IO)(0/1.8V)
Module Key
GPIO_9 ­ LED#1 (O)(Open drain)
W_DISABLE1# (I)(0/3.3V)
FULL_CARD_POWER_OFF# (I)(0/3.3V)
3.3V
3.3V
Module Key
13~19
GND
USB_D­
USB_D+
GND
GND
CONFIG_3 (N/C)
11
74
72
70
68
3.3V
3.3V
3.3V
SUSCLK(32kHz) (I)(0/3.3V)
66
64
62
60
SIM DETECT (I)
COEX_TXD (O)(0/1.8V)
COEX_RXD(I)(0/1.8V)
COEX3(I/O)(0/1.8V)
58
56
MIPI_DATA (0/1.8V)
MIPI_CLK (0/1.8V)
54
PEWAKE# (IO)(0/3.3V)
52
CLKREQ# (IO)(0/3.3V)
50
PERST# (I)(0/3.3V)
48
GPIO_4 ­ TX_BLANKING (0/1.8V*)
46
GPIO_3 ­
44
12~18
10
SYSCLK (0/1.8V*)
Not connect in
T77W676
Dual layout
3GPIOs and
UART I/F for
LTE / Wi-Fi
coexistence
For external
tunable
antenna (MiPi)
Reserved, but
SW disable in
default
Reserved, but
SW disable in
default
Reserved, but
SW disable in
default
3.3V I/O
3.3V I/O
3.3V I/O
Reserved, but SW
disable in default
Reserved, but SW
disable in default
Reserved, but SW
disable in default
Reserved, but SW
disable in default
33
27
3.3V I/O
21
Notes: Foxconn will provide one excel file to explain the PCIe M.2 Pin connection after
project award.
10
COMPANY CONFIDENTIAL
1.4 Platform connection design
1.5.1 Configuration Pins
The M.2 module provides 4 configuration pins. T77W676 is configured as WWAN-USB3.0 0,
refer to PCIe M.2_Rev 1.1.
Item
Module configuration decodes
Module type
Port configuration
Config Config_0 Config_1 Config_2 Config_3
Pin No.
21
69
75
WWAN-USB3.0
State
GND
GND
GND
NC
1.5.2 Power and ground
(1) Power Rail Parameters
Parameter
Min
Type
Max
Units
Operating voltage
3.135
3.3
4.4
Vdc
The operating voltage was defined in PCIe M.2_Rev 1.1 standard as 3.135V~4.4V.
(2) 3.135 V is the minimum voltage supplied to LTE M.2 card by the host platform, and VCC
must never be under 3.135 V in any case. As our experiment, if we set the VCC=3.0V, the
M.2 card will power off possibly when M.2 card working at +23dBm continue mode.
(3) The LTE M.2 module provides 5 power pins and 11 Ground pins. To ensure that the LTE
module works normally, all the pins must be connected.
11
COMPANY CONFIDENTIAL
1.5.3 Full_Card_Power_Off
The M.2 LTE module can be controlled to power on/off by the Full_Card_Power_Of pin.
Item
State
M.2 card state
Low
Powers off, It’s internally pulled down by 100K ohm resistor
High
Powers on, it is 3.3V tolerant but can be driven by either 1.8V or
3.3V GPIO.
The recommended connections as below
1.5.4 USB3.0 interface
T77W676 module is compliant with USB3.0 in all modes. When two devices are connected
via a USB3.0 interface, one of the devices must act as a host, and the other device must act
as a peripheral. The host is responsible for initiating and controlling traffic on the bus.
Figure 1-3 USB3.0 interface.
12
COMPANY CONFIDENTIAL
1.5.5 W_DISABLE#
This control setting is implementation-specific and represents the collective intention of the
host software to manage radio operation. T77W676 provides a hardware pin (W_DISABLE#)
to disable or enable the radio. Besides, the radio can also be enabled or disabled through
software AT commands.
Item
State
Function (WWAN state)
W_DISABLE#1 Low
WWAN Disabled (no RF operation allowed)
High
WWAN Enabled (RF operation allowed), internally pull up
W_DISABLE#2 Low
GPS Disabled (no RF operation allowed)
High
GPS Enabled (RF operation allowed), internally pull up
Note: W_Disable# is connected to configurable GPIO pin from PMIC, which can support
either 3.3V VIO or 1.8V VIO. The default configuration is 3.3V VIO with interrupt function
(low active), 1.8V will not disable RF function.
1.5.6 LED Indication
The LED signal is provided to enable wireless communication add-in cards to provide status
indications to users via system provided indicators
(1) State of the LED# pin
Item
State
Definition
Interpretation
Low
The LED is emitting light.
Radio is capable of transmitting.
High
The LED is emitting no light. Radio is incapable of transmitting.
(2) Typical LED Connection in Platform/System
13
COMPANY CONFIDENTIAL
1.5.7 WoWWAN
The WAKE_ON_WWAN# signal is for power saving.
•LTE module always listening at very low power in idle mode
•LTE module will wake up mother board via ‘WoWWAN’ signal.
•The platform will power on when triggered by the LTE module.
The WAKE_ON_WWAN# signal is used to wake up the host. It is open drain and should be
pulled up at the host side. When the WWAN needs to wake up the host, it will output a one
second low pulse, shown in Figure 1-4.
Typical Connection in Platform/System
14
COMPANY CONFIDENTIAL
1.5.8 DPR (Dynamic Power Reduction)
The optional DPR signal is used by wireless devices to assist in meeting regulatory SAR
(Specific Absorption Rate) requirements for RF exposure. The signal is provided by a host
system proximity sensor to the wireless device to provide an input trigger causing a
reduction in the radio transmit output power.
The required value of the power reduction will vary between different host systems and is
left to the host platform OEM and card vendor to determine, along with the specific
implementation details. The assertion and de-assertion of DPR is asynchronous to any
system clock. All transients resulting from the proximity sensor need to be de-bounced by
system circuitry.
(1) State of the DPR
Item
State
Definition
Interpretation
Enable the SAR power back off.
Low
Radio is capable of transmitting.
Disable
the
SAR
power
back
off,
High
Radio is incapable of transmitting.
internally pull up
Note: DPR is connected to configurable GPIO pin from PMIC, which can support either 3.3V
VIO or 1.8V VIO. The default configuration is 3.3V VIO with interrupt function (low active),
1.8V will not enable DPR function.
(2) Typical Connection in Platform/System
Remark:
a. The proximity sensor was controlled by the platform side.
b. After DPR pin becomes low level, you can set the MAX TX power by AT commands..
15
COMPANY CONFIDENTIAL
1.5.9 USIM
The UIM contains parameters necessary for the WWAN device’s operation in a wireless
wide area network radio environment. The UIM signals are described in the following
paragraphs for M.2 add-in cards that support the off-card UIM interface.
(1) USIM card socket
It is recommended to take electrostatic discharge (ESD) protection measures near the USIM
card socket. The USIM socket should be placed near the NGFF interface (<100 mm),
because a long circuit may impact signal quality.
(2) UIM-PWR
UIM_PWR power supply can supply 1.8 V and 2.85 V power to UIM card and auto detects
follow SIM card type
(3) SIM Detect
This signal is used to detect the insertion and removal of a SIM device in the SIM socket.
With a Normal Short SIM Card connector, PUSH-PUSH type, the detect switch is normally
shorted to ground when no SIM card is inserted. When the SIM is inserted, the
SIM_DETECT will transition from logic 0 to logic 1 state. The rising edge will indicate
insertion of the SIM card. When the SIM is pulled out, the SIM_DETECT will transition from
logic1 to logic 0. This falling edge will indicates the pulling out of the SIM card. The M.2
module monitoring this signal will treat the rising/falling edge or the actual logic state as an
interrupt, that when triggered, the module will act accordingly.
The UIM_PWR from the PRODUCT shall be turned ON 2 seconds after UIM_DETECT pin
is asserted to HIGH. This is to ensure the power is not turned ON earlier before SIM card to
be seated well.
16
COMPANY CONFIDENTIAL
1.5.10 Antenna Control
(1).T77W676 provides GPIO control signals for external antenna tuner application.
ANTCTRL (0-3) are provided to allow for the implementation of antenna tuning solutions.
The number antenna control lines required will depend on the application and antenna/band
requirements. We will provide a tool to fill antenna control table in ODM factory to enable
antenna tuner support on specific platforms.
Foxconn general design for WWAN module with two control signals for reference only.
ANTCTL0 ANTCTL1 Frequency (MHz) Band support
880 ~ 960
Band8 (WCDMA) + GSM900 + High Bands
791 ~ 894
Band5 (WCDMA, LTE) + GSM850 + High Bands
746 ~787
Band13 (LTE) + High Bands
704 ~746
Band17 (LTE) + High Bands
(2). T77W676 also provides MIPI interface (VIO=1.8V) for external antenna tuner
application.The function is under development for customization. M.2 pin.56 (MIPI_CLK), 58
(MIPI_DATA) are provided to allow for the implementation of antenna tuner solutions with
variable capacitors. We will provide a tool to fill MIPI registers in ODM factory to enable
antenna tuner support on specific platforms.
1.5.11 Coexistence
COEX1, COEX2 and COEX3 are provided to allow for the implementation of wireless
coexistence solutions between the radio(s) on the M.2 Card and other off-card radio(s).
These other radios can be located on another M.2 Card located in the same host platform or
as alternate radio implementations (for example, using a PCI Express M.2 CEM or a
proprietary form-factor add-in solution).
We also dual layout UART Tx/Rx with COEX1 and COEX2 for future extension, please
contact with us if need to use these Pins.
Item
Signal name
Description
COEX1
LTE_ACTIVE (COEX_TXD)
TBD
COEX2
LTE_FRAME_SYNC (COEX_RXD)
TBD
COEX3
LTE_WLAN_PRIORITY
TBD
17
COMPANY CONFIDENTIAL
1.5.12 RESET#
Asynchronous RESET# pin, active low. Whenever this pin is active, the modem will
immediately be placed in a Power On reset condition. Care should be taken not to activate
this pin unless there is a critical failure and all other methods of regaining control and/or
communication with the WWAN sub-system have failed.
The Reset# signal is relatively sensitive, it is recommended to install one capacitor
(10~100pF) near to the M.2 card pin.
18
COMPANY CONFIDENTIAL
2. Hardware features
T77W676.00 consists of the following key engine components, in addition to the required
front-end RF and other discrete components.
Modem engine
■ Soft Baseband: MDM-9240
■ RF: WTR3925 and WTR4905
■ Power: PMD9645
Connectivity engine
■ USB: USB3.0
■ USIM: located off board
■ Antenna: connectors for the off board antennas
2.1 Mobile Data Modem
The MDM9x40 chipset supports high-speed data capabilities over a wide range of air
interface standards; the supported RF operating bands are defined by the chipset’s
RFICs. They are complete system solutions that operate on networks worldwide. The major
functions of MDM9240 used on T77W676.00 are listed below:
❒ Processor:
- Manufactured in 20nm CMOS process
- System uP (Cortex-A7 up to 1.19 GHz with 256 kB L2 cache)
❒ Memory:
- External memory
EBI1: 2Gb LPDDR2, 32-bit LPDDR2 SDRAM at up to 518 MHz
- External memory
EBI2: 2Gb NAND flash
❒ Air interface:
- WCDMA (R99, HSDPA, HSUPA, HSPA+, DC-HSPA+)
- LTE (R11 Cat6/9/11, FDD/TDD)
- GPS/Glonass/Beidou
❒ Advance RX operation:
- Mobile receive diversity (WCDMA, LTE)
❒ Connectivity:
- USB 3.0 with built-in USB PHY
19
COMPANY CONFIDENTIAL
- UART interface
- UIM support (dual voltage)
2.2 RF transceiver
In order to support 3DL CA, there are two RF transceivers in T77W676, include WTR3925
and WTR4905. WTR3925 is designed for high bands and middle bands, and WTR4905 is
for low bands and GNSS. Both of them are the RF transceiver ICs within compatible
Qualcomm MDM9240 chipsets.
2.2.1.1 Key features of WTR3925
Qualcomm Technologies, Inc. (QTI) fourth-generation
4G/3G/2G transceiver
First 28 nm CMOS, wafer-level package
First single-chip LTE-carrier aggregation (CA)
First RF transceiver to support 40 MHz CA
Support for intraband and interband CA
Significant increase in number of RF ports
Dedicated feedback receiver
Integrated GPS core – GPS/Glonass/BeiDou
2.2.1.2 Key benefits of WTR3925
Enables a single PCB design for global platforms
Significant power consumption and size reduction over previous generations
> 25% current consumption savings
> 50% direct package area savings
LTE-A, HSPA+, UMTS, CDMA, TD-S, and GSM
Spectrum support: 700‒2700 MHz
Supporting all newly specified and planned spectrums
Support for 28 Rx ports and 10 Tx ports
Reduces external components – lowers cost
Single-ended inputs, easier PCB routing
2.2.2.1 Key features of WTR4905
QTI fifth-generation LTE transceiver
LTE, HSPA+, UMTS, CDMA, TD-S, and GSM
First RF transceiver to support SAWless 2G
Second 28 nm CMOS, wafer-level package
20
COMPANY CONFIDENTIAL
Supports B28 APAC 700 MHz
Significant increase in the number of Rx ports
Dedicated feedback receiver
Integrated GPS core
GPS/GLONASS/BeiDou with no eLNA
2.2.2.2 Key benefits of WTR4905
Smaller size (10 mm2) with more functionality
Spectrum support: 700–2700 MHz
Supports all newly specified spectrums (including B28)
Support for eight Rx ports and five Tx ports
Enables a single PCB design for emerging markets
Reduces number of external switches
No Rx SAW required for 2G bands
Significant current consumption savings over previous generations
> 30% for 3G talk and > 50% for 4G Cat-3
Significant size reduction over previous generations
2.3 Power management IC
T77W676.00 system uses the Qualcomm PMD9645. The PMD9645 device integrates all
the wireless product’s power management, general housekeeping, and user interface
support functions into a single mixed-signal IC. Its versatile design is suitable for any
multimode, multiband product.Since the PMD9645 includes so many diverse functions, its
operation is more easily understood by considering major functional blocks individually.
Therefore, the PMD9645 document set is organized by the following device functionality:
Input power management
Output power management
General housekeeping
User interfaces
IC interfaces
Configurable pins—either multipurpose pins (MPPs) or general-purpose
inputs/outputs (GPIOs)—that can be configured to function within some of the other
categories
21
COMPANY CONFIDENTIAL
2.4 Antenna Design
2.4.1 Antenna specification
T77W676.00 also provides connectivity for off board antennas. The antennas and their
connection interface for this device satisfy the requirements specified in the PCI Express
M.2 Specification Revision Version 1.0 standard. The antenna elements are typically
integrated into the notebook/ultrabook /tablet and connected to T77W676.00 module via
flexible RF coaxial cables. T77W676.00 provides two RF connectors (MHF type), one for
the primary transmitter/receiver port and the other for the diversity receiver and GNSS.
To ensure stable RF performance, customer must assemble adequate antenna according to
the antenna specification.
Table 2-1 Main antenna specifications
Parameter
Min. Typ.
Max.
Cable loss
0.5
Impedance
50
VSWR
3:1
Units
dB
Ohm
Notes
Maximum loss to antenna
Antenna load impedance
Maximum allowed VSWR of antenna
Table 2-2 Aux antenna specifications
Parameter
Gain
Maximum gain and uniform converge in high angle elevation
and zenith. Gain in the azimuth is not desired.
Average 3D gain
>-5dBi
VSWR
Typical value <3:1
Isolation(diversity to Main)
>10dB in all related bands
Polarization
Any
2.4.2 Antenna location and mechanical design.
To ensure customer has a clear knowledge of the two antennas, check below product
picture.
Figure 2-1 Antenna connector location and type
22
COMPANY CONFIDENTIAL
Figure 2-2 RF connectors
23
COMPANY CONFIDENTIAL
Figure 2-3 RF receptacles
24
COMPANY CONFIDENTIAL
3. Mechanical Specifications
3.1 Overview
T77W676.00 is compatible with the PCI Express M.2 Specification 3042 Key.B type 75-pin
card edge-type connector. Refer to Electromechanical Specification Revision 0.7a, Version
1.0 with Input Power and Voltage Tolerance ECN for more details.
3.2 Mechanical constraints
Figure 3-1 shows the mechanical constraints of T77W676.00 (3042-S3-B)
25
COMPANY CONFIDENTIAL
3.3 M.2 card assembly
Figure 3-2 shows Stack-up Mid-Line (In-line) Single Sided Module for 1.5 Maximum
Component Height, refer to section 2.4.8.3.1 of PCIe M.2_Rev 1.1 standard.
Remark:
a. 2.4mm maximum above mother board
b. Cut area of main board under M.2 module
c. Need to add thermal pad between M.2 module and mechanical component (like material
shielding) for thermal dissipation.
26
COMPANY CONFIDENTIAL
3.4 Connector assembly
a. Mate the connector vertically as much as possible. Adjusting the mating axis of plug
and receptacle. Do not slant mate.
b. Unmating: In case of unmating by pulling tool. Use the pulling tool as the following
drawing, and pull plug to vertical direction as directly as possible
c. Pulling tool(Unit:mm)
27
COMPANY CONFIDENTIAL
4. Electrical Specifications
4.1 Recommended operating conditions
Table 4-1 Recommended operating conditions
Parameter
Min
Type
Max
Units
Storage temperature
-30
+25
+85
°C
Recommend operating temperature
-10
+25
+55
°C
(3GPP compliant)
Restricted operating temperature(*1)
-20
+25
+70
°C
(operational, non-3GPP compliant)
Extendable (with limited performance)
-40
+85
Temperature measure on T77W676 module(*2)
Operating voltage
3.135
3.3
4.4
Vdc
(1).Restricted operation allows normal mode data transmission for limited time until
automatic thermal shutdown takes effect. Within the restricted temperature range (outside
the operating temperature range) the specified electrical characteristics may be in or
decreased.
(2).Due to temperature measurement uncertainly, a tolerance on the stated shutdown
thresholds may occur. The possible deviation is in the range of +/- 2 ℃ at the
over-temperature and under-temperature limit.
Operating T77W676.00 device under conditions beyond its absolute maximum ratings
(Table 4-1) may damage the device. Absolute maximum ratings are limiting values to be
considered individually when all other parameters are within their specified operating ranges.
Functional operation and specification compliance under any absolute maximum condition,
or after exposure to any of these conditions, is not guaranteed or implied. Exposure may
affect device reliability
28
COMPANY CONFIDENTIAL
4.2 Power consumption
Table 4-2 Radio system power consumption
Test condition
WCDMA in suspend mode
WCDMA (Tx=24dBm)
LTE in suspend mode
LTE (16QAM) Tx=23 dBm
LTE CA mode, Tx=23dBm
GPS/GNSS tracking
Connected standby
Radio Off
Estimated power
range goal
(Typical)
<5mA
<800mA
<5mA
<900mA
<1100mA
<150mA
<3mA
<3mA
29
Estimated power
range goal
(Max.)
<1500mA
<1200mA
<2200mA
<300mA
COMPANY CONFIDENTIAL
5. RF performance specifications
Radio performance for T77W676.00 is given in the following sections, including RF receiver,
RF transmitter.
5.1 RF maximum Tx power &RF min. Rx sensitivity specifications
Table 5-1 Conducted Maximum transmit power & Min. receiver sensitivity (LTE BW: 10MHz)
Notes: The below test result is for reference only, we will update the Rx sensitivity after EVT
build before Feb. of 2017.
Band
12
13
17
18
19
20
21
25
26
28
29
30
38
39
40
41
66
WCDMA
5(6/19)
3GPP
Standard
(dBm)
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
23 +/-2
3GPP
Standard
(dBm)
24+1.7/-3.7
24+1.7/-3.7
24+1.7/-3.7
24+1.7/-3.7
24+1.7/-3.7
MFG
Spec.
(dBm)
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +2/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
23 +/-1
MFG
Spec.
(dBm)
23.5+/-1
23.5+/-1
23.5+/-1
23.5+/-1
23.5+/-1
PRx
(dBm)
DRx
(dBm)
-97.5
-98
-98.5
-97
-99
-98.5
-99.5
-99
-99
-99
-99
-99
-99
-98
-98
-99
-98.5
-98
-97
-97.5
-98
-97
-97.5
-97
-97
-97
-97
-97
-100
-97
-99.5
-99
-98.5
-99
-99
-99
-98.5
-98
-97
-99
-99
-98
-96.5
-97
-98
-97
-96
-97
PRx
(dBm)
DRx
(dBm)
-109
-109
-109
-110
-110
-109
-109
-109
-110
-110
30
MIMO
Combined
(dBm)
-100
-100
-100
-100
-102
-100
-102.5
-102
-101.5
-102
-102
-102
-101.5
-101
-100
-102
-101
-101
-100
-100
-100
-100
-99
-100
MIMO
Combined
(dBm)
-112
-112
-112
-113
-113
3GPP,MIMO
Combined (dBm)
-95
-95
-94
-97
-95
-95
-94
-94
-94
-94
-97
-97
-94
-97
-93.5
-94.5
-95.5
-94
-97
-97
-97
-97
-96
-96.5
3GPP,MIMO
Combined (dBm)
-106.7dBm
-104.7dBm
-106.7dBm
-104.7dBm
-103.7dBm
COMPANY CONFIDENTIAL
GNSS
tracking
sensitivity
Design
target
(dBm)
-159
Spec
(dBm)
-152
Remark:
a. It has 3dB margin at least refer to 3GPP standard.
b. The typical value of LTE was measured as combine Rx sensitivity which was follow test
setup of 3GPP standard (TS36.521 charter 7.2 and charter 7.3.5), the test setup is follow
TS36.508 Annex A Figure A.3.
c. Above table is for general application, please inform us if you have any specific
requirement.
SS
Ior
RX/TX
RX
Splitter/
combiner
Îor
UE under Test
RX/TX
31
COMPANY CONFIDENTIAL
6. Host integration instructions
Install module through golden finger.
Federal Communication Commission Interference Statement
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1)
This device may not cause harmful interference, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to
Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates, uses and can radiate radio frequency
energy and, if not installed and used in accordance with the instructions, may cause harmful interference to
radio communications.
installation.
However, there is no guarantee that interference will not occur in a particular
If this equipment does cause harmful interference to radio or television reception, which can
be determined by turning the equipment off and on, the user is encouraged to try to correct the interference
by one of the following measures:
‐
Reorient or relocate the receiving antenna.
‐
Increase the separation between the equipment and receiver.
‐
Connect the equipment into an outlet on a circuit different from that
to which the receiver is connected.
‐
Consult the dealer or an experienced radio/TV technician for help.
FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate this equipment.
This transmitter must not be co‐located or operating in conjunction with any other antenna or transmitter.
32
COMPANY CONFIDENTIAL
Radiation Exposure Statement:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment. This equipment should be installed and operated with minimum distance 20cm
between the radiator & your body.
This device is intended only for OEM integrators under the following conditions:
This device is intended only for OEM integrators under the following conditions:
The antenna must be installed such that 20 cm is maintained between the antenna and users, and
The transmitter module may not be co‐located with any other transmitter or antenna.
As long as 2 conditions above are met, further transmitter test will not be required. However, the OEM
integrator is still responsible for testing their end‐product for any additional compliance requirements
required with this module installed
IMPORTANT NOTE: In the event that these conditions can not be met (for example certain laptop
configurations or co‐location with another transmitter), then the FCC authorization is no longer considered
valid and the FCC ID can not be used on the final product. In these circumstances, the OEM integrator will be
responsible for re‐evaluating the end product (including the transmitter) and obtaining a separate FCC
authorization.
End Product Labeling
This transmitter module is authorized only for use in device where the antenna may be installed such that 20
cm may be maintained between the antenna and users. The final end product must be labeled in a visible
area with the following: “Contains FCC ID: MCLT77W676”. The grantee's FCC ID can be used only when all FCC
compliance requirements are met.
Manual Information To the End User
The OEM integrator has to be aware not to provide information to the end user regarding how to install or
remove this RF module in the user’s manual of the end product which integrates this module.
The end user manual shall include all required regulatory information/warning as show in this manual.
33
Industry Canada statement:
This device complies with ISED’s licence-exempt RSSs. Operation is subject to the following
two conditions: (1) This device may not cause harmful interference, and (2) this device must
accept any interference received, including interference that may cause undesired operation.
Le présent appareil est conforme aux CNR d’ ISED applicables aux appareils radio exempts
de licence. L’exploitation est autorisée aux deux conditions suivantes : (1) le dispositif ne doit
pas produire de brouillage préjudiciable, et (2) ce dispositif doit accepter tout brouillage reçu, y
compris un brouillage susceptible de provoquer un fonctionnement indésirable.
Radiation Exposure Statement:
The product comply with the Canada portable RF exposure limit set forth for an uncontrolled
environment and are safe for intended operation as described in this manual. The further RF
exposure reduction can be achieved if the product can be kept as far as possible from the user
body or set the device to lower output power if such function is available.
Déclaration d'exposition aux radiations:
Le produit est conforme aux limites d'exposition pour les appareils portables RF pour les
Etats-Unis et le Canada établies pour un environnement non contrôlé.
Le produit est sûr pour un fonctionnement tel que décrit dans ce manuel. La réduction aux
expositions RF peut être augmentée si l'appareil peut être conservé aussi loin que possible du
corps de l'utilisateur ou que le dispositif est réglé sur la puissance de sortie la plus faible si une
telle fonction est disponible.
This device is intended only for OEM integrators under the following conditions: (For
module device use)
1) The transmitter module may not be co-located with any other transmitter or antenna.
As long as 1 condition above are met, further transmitter test will not be required. However, the
OEM integrator is still responsible for testing their end-product for any additional compliance
requirements required with this module installed.
34
Cet appareil est conçu uniquement pour les intégrateurs OEM dans les conditions
suivantes: (Pour utilisation de dispositif module)
1) Le module émetteur peut ne pas être coïmplanté avec un autre émetteur ou antenne.
Tant que les 1 condition ci-dessus sont remplies, des essais supplémentaires sur l'émetteur ne
seront pas nécessaires. Toutefois, l'intégrateur OEM est toujours responsable des essais sur
son produit final pour toutes exigences de conformité supplémentaires requis pour ce module
installé.
IMPORTANT NOTE:
In the event that these conditions can not be met (for example certain laptop configurations or
co-location with another transmitter), then the Canada authorization is no longer considered
valid and the IC ID can not be used on the final product. In these circumstances, the OEM
integrator will be responsible for re-evaluating the end product (including the transmitter) and
obtaining a separate Canada authorization.
NOTE IMPORTANTE:
Dans le cas où ces conditions ne peuvent être satisfaites (par exemple pour certaines
configurations d'ordinateur portable ou de certaines co-localisation avec un autre émetteur),
l'autorisation du Canada n'est plus considéré comme valide et l'ID IC ne peut pas être utilisé
sur le produit final. Dans ces circonstances, l'intégrateur OEM sera chargé de réévaluer le
produit final (y compris l'émetteur) et l'obtention d'une autorisation distincte au Canada.
35
End Product Labeling
The product can be kept as far as possible from the user body or set the device to lower output
power if such function is available. The final end product must be labeled in a visible area with
the following: “Contains IC: 2878D-T77W676”.
Plaque signalétique du produit final
L'appareil peut être conservé aussi loin que possible du corps de l'utilisateur ou que le
dispositif est réglé sur la puissance de sortie la plus faible si une telle fonction est disponible.
Le produit final doit être étiqueté dans un endroit visible avec l'inscription suivante: "Contient
des IC: 2878D-T77W676".
Manual Information To the End User
The OEM integrator has to be aware not to provide information to the end user regarding how
to install or remove this RF module in the user’s manual of the end product which integrates
this module.
The end user manual shall include all required regulatory information/warning as show in this
manual.
Manuel d'information à l'utilisateur final
L'intégrateur OEM doit être conscient de ne pas fournir des informations à l'utilisateur final
quant à la façon d'installer ou de supprimer ce module RF dans le manuel de l'utilisateur du
produit final qui intègre ce module.
Le manuel de l'utilisateur final doit inclure toutes les informations réglementaires requises et
avertissements comme indiqué dans ce manuel.
低功率電波輻射性電機管理辦法
本模組於取得認證後將依規定於模組本體標示審驗合格標籤。
2. 系統廠商應於平台上標示「本產品內含射頻模組:
XXXyyyLPDzzzz-x」字樣。
電磁波警語標示:「減少電磁波影響,請妥適使用」。
標示方式:必須標示於設備本體適當位置及設備外包裝及使用說明書上。
「電
36

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