CHIPSEA TECHNOLOGIES CSM84F12 WIFI Module CSM84F12 User Manual

CHIPSEA TECHNOLOGIES (SHENZHEN) CORP. WIFI Module CSM84F12 Users Manual

Users Manual

1 / 13 CSM84F12 IOT Module Data Sheet V1.0 June.2018
聚点滴之芯．成浩瀚之海 2 / 13 Table of Contents 1. Introduction ............................................................................................................................. 3 1.1 General Description ..........................................................................................................................3 1.2 Hardware Description ......................................................................................................................3 2. System Block Diagram .............................................................................................................. 4 3. CSM84F12 Pin-out .................................................................................................................... 5 3.1 Pin-out view ......................................................................................................................................5 3.2 CSM84F12 Pin Assignment and Descriptions .................................................................................5 4. Electrical Specifications .......................................................................................................... 6 4.1 Absolute Maximum Ratings .............................................................................................................6 4.2 Environmental Ratings .....................................................................................................................7 4.2.1 Storage Condition .................................................................................................................................7 4.3 Thermal Characteristics ...................................................................................................................7 4.4 PMU Under Voltage Lock-out (UVLO) Characteristics ....................................................................8 4.5 Electrostatic Discharge Specifications ............................................................................................8 4.6 Recommended Operating Conditions and DC Characteristics .......................................................8 5. Electrical Specifications ...................................................................................................... 10 5.1 Transmitter Characteristics for 2.4GHz Operation ...................................................................... 10 5.2 Receiver Characteristics for 2.4GHz Operation ............................................................................ 11 6. System Power Consumption ............................................................................................... 11 7. Soldering Recommendations ................................................................................................. 11 Appendix A: HW Reference Design ...................................................................................................... 13
聚点滴之芯．成浩瀚之海 3 / 13 1. Introduction 1.1 General Description The CSM84F12 module is an intelligent Internet of Everything platform enables customers to add Wi-Fi to a wide variety of products with minimal development effort and cost. 1.2 Hardware Description  CST84F11+CSE7761  Size: 18 x 18 x 3.5mm±0.1mm  Operating voltage: 3.3 V ± 5%  16Mbit flash  192KB SRAM  Support FlyOS FlyLink  RF interface  Internal PIFA antenna  Operating temperature range: Commercial: -20°C ~ +85°C  Power consumption Transmit: 290 mA @18dBm Receive: TBD Standby mode (Sleep): TBD Deep sleep: TBD  Package: Golden Finger: 18 PADs  Host interface: GPIO X 12,UART, SPI,UART, PWM  WiFi mode support: Station Soft AP Station + Soft AP  Active Power Accuracy: ±0.1% error of Reading over 8000:1 Dynamic Range.  Voltage and Current Active Power Accuracy: ±0.1% error of Reading over 1000:1 Dynamic Range.
聚点滴之芯．成浩瀚之海 4 / 13  Active value Accuracy: ±0.1% error of Reading over 1000:1 Dynamic Range.  On-chip 1.25 V Reference (5ppm/°C typ, <20 ppm/°C max).  Leakage Function: Leakage current 30mA, < 30ms reaction time.  System Calibrations Function: ±100% Calib Range  Phase Compensation Funciton: ±2.56°Compensate Range, 0.02° minimum Compensating value. 2. System Block Diagram CST84F11ANT2.4GPower 3.3VCSE7761
聚点滴之芯．成浩瀚之海 5 / 13 3. CSM84F12 Pin-out 3.1 Pin-out view 3.2 CSM84F12 Pin Assignment and Descriptions Symbol Type Pin Description ACN I/O 1 IIN1+ Differential analog input pins for the current channel ACNOUT I/O 2 IIN1- Differential analog input pins for the current channel
聚点滴之芯．成浩瀚之海 6 / 13 Symbol Type Pin Description ACLOUT I/O 3 VIN- Differential analog input pins for the voltage channel GPIO1_DEBUG_TX I/O 4 TXD GPIO3_DEBUG_RX I/O 5 RXD RELAY2 I/O 6 GPIO controller for relay1 RELAY1 I/O 7 GPIO controller for relay2 RELAY_LED I/O 8 LED for RELAY VDD - 10 3.3V supply for whole module RELAY3 I/O 12 GPIO controller for relay3 EN I/O 13 Enable chip. 1: enable chip; 0: Shutdown Chip KEY I/O 14 key WIFI_LED I/O 15 LED to indicator statues of WIFI V2N I/O 16 IIN2+ Differential analog input pins for the current channel V2P I/O 17 IIN2- Differential analog input pins for the current channel GND - 9 Ground - 11 - 18 4. Electrical Specifications 4.1 Absolute Maximum Ratings The absolute maximum ratings in Table 4-1 indicate levels where permanent damage to the device can occur, even if these limits are exceeded for only a brief duration. Functional operation is not guaranteed under these conditions. Operation at absolute maximum conditions for extended periods can adversely affect long-term reliability of the device. Table 4-1: Absolute Maximum Ratings
聚点滴之芯．成浩瀚之海 7 / 13 4.2 Environmental Ratings The environmental ratings are shown in Table 4-2 Table 4-2 Environmental Ratings Characteristic Conditions/Comments Value Units Ambient Temperature (TA) Functional operation -20 to +85 °C 4.2.1 Storage Condition The calculated shelf life in sealed bag is 12 months if stored between 0°C and 40°C at less than 90% relative humidity (RH). After the bag is opened, devices that are subjected to solder reflow or other high temperature processes must be handled in the following manner: a) Mounted within 168-hours of factory conditions < 30 °C /60%RH b) Storage humidity needs to maintained at <10% RH c) Baking is necessary if customer exposes the component to air over 168 hours, Baking condition: 125°C / 8hrs 4.3 Thermal Characteristics Table 4-3: the thermal characteristics of the CSM84F12. Thermal characteristics without external heat sink in still air condition Symbol Description Typ. Unit TJ Maximum Junction Temperature (Plastic Package) 125 °C θJA Thermal Resistance θJA (°C /W) for JEDEC 4L system PCB 57.7 °C/W θJC Thermal Resistance θJC (°C /W) for JEDEC 4L system PCB TBD °C/W ΨJt Thermal Characterization parameter ΨJt (°C /W) for JEDEC 4L system PCB 7.9 °C/W Maximum Lead Temperature (Soldering 10s) 260 °C Notes: * Thermal characteristics without external heat sink in still air condition Symbol (domain) Description Max Rating Unit EFUSE_VDD VDD input for EFUSE burn-in. Pull low when read mode -0.3 to 2.75 V VBAT VDD input -0.3 to 3.6 V ACLOUT , ACNOUT , V2P, V2N -1 to 6 V
聚点滴之芯．成浩瀚之海 8 / 13 4.4 PMU Under Voltage Lock-out (UVLO) Characteristics Table 4-4 PMU UVLO characteristics Symbol (domain) Description Min. Typ. Max. Unit Under Voltage Lock-Out (UVLO) Under voltage rising threshold of VBAT VDD33: ball VBAT 2.95 V Under voltage falling threshold of VBAT VDD33: ball VBAT 2.85 V 4.5 Electrostatic Discharge Specifications This is an ESD sensitive product! Observe precaution and handle with care. Extreme caution must be exercised to prevent electrostatic discharge (ESD) damage. Proper use of wrist and heel grounding straps to discharge static electricity is required when handling these devices. Table 4-5: ESD Specifications Pin Type Test Condition ESD Rating Unit Human Body Mode (HBM) refers to MIL-STD-883G Method 3015.7 Pass ±2.5 KV Machine Mode (MM) refers to JEDEC EIA/JESD22-A115 Pass ±250 V 4.6 Recommended Operating Conditions and DC Characteristics Table 4-6: Recommended Operating Conditions and DC Characteristics Domain (Symbol) Description Min. Typ. Max. Unit VDD16_DCDC_OUT LDO/Buck converter 1.6V output 1.7 V EFUSE_VDD VDD input for EFUSE burn-in. Pull low when read mode 2.25 2.5 2.75 V DVDD12 VDD output for internal digital circuit 1.3 V VDD12_RTC_OUT VDD output for internal RTC circuit 1.3 V VBAT 3.3V supply 3.14 3.3 3.46 V (VIL) Input Low voltage when -0.3 0.8 V
聚点滴之芯．成浩瀚之海 9 / 13 VBAT=3.3V (VIH) Input High voltage when VBAT=3.3V 2 3.6 V (VT+) Schmitt trigger low to high threshold voltage when VBAT=3.3V 1.6 1.74 1.89 V (VT-) Schmitt trigger high to low threshold voltage when VBAT=3.3V 1.27 1.4 1.56 V (VOL) Output low voltage when VBAT=3.3V 0.4 V (VOH) Output high voltage when VBAT=3.3V 2.4 V (RPD) Input weakly pull-down resistance when VBAT=3.3V. All GPIO pins have internal weakly pull- down option except that GPIO_5 has internal weakly pull-up option 35 51 84 KΩ (IOL) Low level output current @ VOL(max), 8mA setting 11.9 17.7 23.4 mA Low level output current @ VOL(max), 12mA setting 15.8 23.5 31.1 mA (IOH) High level output current @ VOH(min), 8mA setting 17.2 34.1 58.8 mA High level output current @ VOH(min), 12mA setting 23.9 47.2 81.5 mA
聚点滴之芯．成浩瀚之海 10 / 13 5. Electrical Specifications RF_IOAntennaMatchingRF Port Antenna Port Figure 5-1: RF Front-End Reference Topology for RF Performance Note: All specifications are measured at the Antenna Port unless otherwise specified. 5.1 Transmitter Characteristics for 2.4GHz Operation Table 5-1 summarizes the transmitter characteristics for the CSM84F12. Table 5-1 transmitter characteristics Parameter Condition/Notes Min. Typ. Max. Unit Frequency Range 2412 - 2484 MHz Rx Sensitivity (CCK) CCK, 1 Mbps -94.0 dBm CCK, 11 Mbps -87.0 dBm Rx Sensitivity (OFDM) OFDM, 6 Mbps -91.0 dBm OFDM, 54 Mbps -72.0 dBm Rx Sensitivity (HT20) Greenfield 800nS GI Non-STBC HT20, MCS0 -91.0 dBm HT20, MCS7 -68.0 dBm
聚点滴之芯．成浩瀚之海 11 / 13 5.2 Receiver Characteristics for 2.4GHz Operation Table 5-2 summarizes the receiver characteristics for the CSM84F12. Notice that transmitter and especially receiver characteristics must be test under test guider. Table 5-2 receiver characteristics Parameter Condition/Notes Min. Typ. Max. Unit TX Output Power CCK, 1-11 Mbps 17.5 dBm OFDM, 54 Mbps 14.0 dBm HT20, MCS7 14.0 dBm 6. System Power Consumption Note: All results are measured at the condition that VBAT are 3.3V. Table 6-1: Power Consumption WLAN Operational Modes Typ. Unit Rx, CCK, 1 Mbps(Continuous) 91 mA Rx, OFDM, 54 Mbps(Continuous) 101 mA Rx, HT20, MCS7(Continuous) 103 mA Tx, CCK, 1 Mbps, 19dBm(Continuous) 292 mA Tx, OFDM, 54 Mbps, 16dBm(Continuous) 237 mA Tx, HT20, MCS7, 15dBm(Continuous) 239 mA Normal work(Avg) 30 mA Tx&Rx (Avg for DCDC mode, normal usage) 80 mA Tx&Rx (Avg for LDO mode, normal usage) 100 mA 7. Soldering Recommendations The CSM84F12 module can be SMT on the board following the temperature curve graph:
聚点滴之芯．成浩瀚之海 12 / 13 Figure 7-1: CSM84F12 temperature curve graph Table 7-1: Solder Profile Section Profile Section Profile Feature Pb-free Package 1 Preheat - Temperature min (Tsmin) - Temperature max.(Tsmax) - Time (min. to max.) 150°C 200°C 60 ~ 180 seconds 2 Tsmax ro TL - Ramp-up rate 3°C /second max. 3 Time maintained above: - Temperature (TL) - Time 217°C 60 ~ 150 seconds Average ramp-up rate (TL to Tp) 3°C /second max. 4 Peak Temperature (Tp) 250±5°C Time within 5℃ of actual peak temperature (tp) 20 ~ 40 seconds 5 Ramp-down rate 6°C /second max. Time 25°C to peak temperature 8 minutes max.
聚点滴之芯．成浩瀚之海 13 / 13 Appendix A: HW Reference Design

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