Qingdao Intelligent and Precise Electronics 7638GUB ZDGF7638GU-B User Manual

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Document ID	3988272
Application ID	BbL7NJM6IcxN4W36FG2JVQ==
Document Description	User Manual_Rev 1
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Document Type	User Manual
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Date Submitted	2018-09-03 00:00:00
Date Available	2018-09-06 00:00:00
Creation Date	2018-08-30 10:14:02
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Document Lastmod	2018-08-30 10:14:02
Document Title	微软用户
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Document Author:	微软用户

Qingdao Intelligent & Precise Electronics Co., Ltd
ZDGF7638GU-B User Manual
Product Name：IEEE 802.11 b/g/n 2.4GHz 2T2R, Bluetooth 5.0 USB Module
Model ：ZDGF7638GU-B
1. Introduction
Thank you for using the Wi-Fi module product provided by Qingdao Intelligent &Precise Electronics Co., Ltd.
Before use, please read this user manual carefully. Please follow the technical specifications when using the module
in your design and develop activities. Qingdao Intelligent &Precise Electronics Co., Ltd has the right to change the
contents of this manual in accordance with the needs of the technical development.
FCC application:
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.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's
authority to operate the equipment.
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. However,
there is no guarantee that interference will not occur in a particular installation. 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 or more 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.
MPE Requirements
To satisfy FCC RF exposure requirements, a separation distance of 20 cm or more should be maintained between the
antenna of this device and persons during device operation.
To ensure compliance, operations at closer than this distance is not recommended.
Region Selection
Limited by local law regulations, version for North America does not have region selection option.
Label
Host labeling requirement: Contains transmitter module FCC ID: 2AJVQ-7638GUB”.
2．Product Information
2.1 Product Information
ZDGF7638GU-B Wi-Fi USB module is a wireless signal module device work at 2.4GHz(2.400 ~
2.4835GHz) .ZDGF7638GU-B comply with IEEE802.11b、802.11 g、802.11 n standard. It support up to 300Mbps
physical layer transmitting rate. ZDGF7638GU-B support USB 2.0, which has up to 480Mbps data rate.
ZDGF7638GU-B also support Bluetooth specification 2.1+EDR、Bluetooth 4.2 Low Energy and Bluetooth 5.0.
ZDGF7638GU-B has 2T2R structure，has two onboard PIFA Antenna. It could provide stable wireless link with
high throughput.
ZDGF7638GU-B is a wireless signal module. It could transmit and receive Wi-Fi wireless signal device without
radar detection. It is widely used to multi-media device, such as smart TV. Equipped with ZDGF7638GU-B, a
smart TV could access to Wireless Local Network, which is also called WLAN or WIFI network. ZDGF7638GU-B
helps multi-media device achieve to send & receive data package in a wireless way.
2.2 Feature
●IEEE standard：IEEE 802.11b/g/n client device without radar detection
●Bluetooth 5.0
●operating Frequency 2.4GHz
●support up to 300Mbps
● 2T2R mode
●Support 20MHz, 40MHz band width in 2.4GHz band.
●support USB 2.0 high data rate mode,10-pin interface
●support WFA/ WPA/WPA2 /WPS2.0/WAPI security
●RoH
●MAC /baseband/RF： MT7638GU
3. Product Specification
3.1 Parameter
WLAN Standard
IEEE802.11b/g/n
Data Interface
USB2.0
Modulation Mode
WIFI:
802.11b:CCK, DQPSK, DBPSK
802.11g:802.11g:64QAM, 16QAM, QPSK, BPSK
802.11n:64QAM, 16QAM, QPSK, BPSK
Bluetooth:
GFSK, π/4-DQPSK and 8-DPSK
Working Frequency
2.4G: 2400-2483.5MHz
Receiver Sensitivity
11b @ 11Mbps: (Max.) : -84dBm , (Typical) : -87dBm (PER<8%)
11g @ 54Mbps: (Max.) : -69dBm , (Typical) : -77dBm (PER<10%)
11n @ MCS7 (2.4g HT20): (Max.) : -67dBm , (Typical) : -73dBm (PER<10%)
11n @ MCS7 (2.4g HT40): (Max.) : -64dBm , (Typical) : -68dBm (PER<10%)
Working Voltage
3.3V±10% I/O supply voltage
Antenna Gain
2.4G :Ant0:2.85dBi (MAX) , Ant1:2.68dBi (MAX),BT2.63dBi (MAX)
Antenna type
PIFA Antenna
Working Temperature
-10~+70℃
Storage Temperature
Two onboard PIFA antennas
4. Hardware information
4.1 structure dimension：（Unit:mm）
PCB Material：FR-4，Surface treatment：ENIG.
Appearance Dimension（mm）
：60（+/- 0.3）×33（+/- 0.3）
PCB thickness：1.0mm（+/-0.15mm）.
Antenna Height：5.0mm（+/-0.15mm）.
4.2 PIN definition
NO
Description
NC
NC
VCC
BTDN
BTDP
6、7
GND
3D_SYNC
BT_REG_ON
10
WLAN_DEV_WAKE
4.3 Block Diagram
3.3V
2.4G
TX0/RX0
Antenna
ANT0
40MHz
XTAL1
MCU
MT7638GUN
U1
2.4G
TX1/RX1
Antenna
ANT1
BT
TX/RX
Antenna
BT-ANT
USB 2.0
XP1
Connector
BLOCK DIAGRAM
5 EU single contact point
Hisense Czech (Manufacture) s.r.o.
U Nové Hospody 1164/4, 301 00 Plzeň ,Czech Republic.
6 Manufacture’s postal address
No.218, Qianwangang Road, Qingdao Economic & Technological Development Zone, Shandong, China
7 Importer’s name & address
Hisense Czech (Manufacture) s.r.o.
U Nové Hospody 1164/4, 301 00 Plzeň ,Czech Republic.

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