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RF-Star RF-BM-BG22A, Manual

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Page: 8 / 20

RF-Star RF-BM-BG22A Manual Download Page 8

RF-BM-BG22A

www.szrfstar.com

V1.0a - May, 2020

Shenzhen RF-star Technology Co., Ltd.

Page 7 of 19

2.2 Module Pin Diagram

Figure 3. Pin Diagram of RF-BM-BG22A

2.3 Pin Functions

Table 2. Pin Functions of RF-BM-BG22A

Pin

Name

Chip Pin

Pin Type

Description

1

EXT_ANT

-

-

External antenna pin.

2

PB02

PB02

-

CTS

3

PB01

PB01

I/O

GPIO

4

PB00

PB00

I/O

GPIO

5

PA00

PA00

-

RTS

6

PA03

PA03

I/O

GPIO

7

PA04

PA04

I/O

GPIO

8

PA05

PA05

-

UART_TXD

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Summary of Contents for RF-BM-BG22A

Page 1: ...RF BM BG22A Bluetooth 5 2 Low Energy Module Version 1 0a Shenzhen RF star Technology Co Ltd May 14th 2020...

Page 2: ...ceive current 3 5 mA radio transmit current 0 dBm output power 7 8 mA radio transmit current 6 dBm output power Low System Energy Consumption 3 6 mA RX current 1 Mbps GFSK 4 1 mA TX current 0 dBm outp...

Page 3: ...st and Secure Loader RTSL Hardware Cryptographic Acceleration for AES128 256 SHA 1 SHA 2 up to 256 bit ECC up to 256 bit ECDSA and ECDH True Random Number Generator TRNG compliant with NIST SP800 90 a...

Page 4: ...Part Number Conventions The part numbers are of the form of RF BM BG22A where the fields are defined as follows Figure 2 Part Number Conventions of RF BM BG22A RF BM BG22 Company Name RF star Wireless...

Page 5: ...Pin Diagram 7 2 3 Pin Functions 7 3 Specifications 9 3 1 Recommended Operating Conditions 9 3 2 Handling Ratings 9 3 3 Current Consumption 9 4 Application Implementation and Layout 11 4 1 Module Photo...

Page 6: ...of RF BM BG22A mm 11 Figure 6 Schematic Diagram of RF BM BG22A 12 Figure 7 Reference Design of RF BM BG22A 12 Figure 8 Recommendation of Antenna Layout 14 Figure 9 Recommended Reflow for Lead Free Sol...

Page 7: ...C224F512GM32 CR Supply Power Voltage 1 71 V 3 8 V recommended to 3 3 V Frequency 2402 MHz 2480 MHz Transmit Power 20 0 dBm 6 dBm typical 0 dBm Receiving Sensitivity 98 dBm 1 Mbit s GFSK GPIO 12 Crysta...

Page 8: ...Diagram Figure 3 Pin Diagram of RF BM BG22A 2 3 Pin Functions Table 2 Pin Functions of RF BM BG22A Pin Name Chip Pin Pin Type Description 1 EXT_ANT External antenna pin 2 PB02 PB02 CTS 3 PB01 PB01 I...

Page 9: ...11 RESET RESET SYSTEM RESET 12 PA01 PA01 SWC connect j link 13 PA02 PA02 SWD connect j link 14 GND GND Ground 15 VCC VCC VCC 1 71 V 3 8 V 16 PD01 PD01 I O GPIO 17 PD00 PD00 I O GPIO 18 PC00 PC00 I O G...

Page 10: ...mental Hot Pendulum 20 20 min 3 2 Handling Ratings Table 4 Handling Ratings of RF BM BG22A Items Condition Min Typ Max Unit Storage Temperature Tstg 40 25 125 Human Body Model HBM 2000 V Moisture Sens...

Page 11: ...www szrfstar com V1 0a May 2020 Shenzhen RF star Technology Co Ltd Page 10 of 19 The test method is closely related to the current For example the output load antenna is different from the standard 5...

Page 12: ...0a May 2020 Shenzhen RF star Technology Co Ltd Page 11 of 19 4 Application Implementation and Layout 4 1 Module Photos Figure 4 Photos of RF BM BG22A 4 2 Recommended PCB Footprint Figure 5 Recommended...

Page 13: ...henzhen RF star Technology Co Ltd Page 12 of 19 4 3 Schematic Diagram and Reference Design The schematic diagram is as follows Figure 6 Schematic Diagram of RF BM BG22A The reference design is as foll...

Page 14: ...le for example it is assumed that the module is soldered to the Top Layer the copper must be spread on the connection part of the top layer and the module and be close to the digital part of module an...

Page 15: ...F star recommend the distance is no less than 10 mm 4 5 Trouble Shooting 4 5 1 Unsatisfactory Transmission Distance 1 When there is a linear communication obstacle the communication distance will be c...

Page 16: ...y may also cause garbled It is necessary to ensure the power supply reliability 3 If the extension wire or feeder wire is of poor quality or too long the bit error rate will be high 4 6 Electrostatics...

Page 17: ...s 60 s 120 s Average Ascend Rate Tmax to Tp Max 3 s Max 3 s Liquid Temperature TL 183 217 Time above Liquidus tL 60 s 90 s 30 s 90 s Peak Temperature Tp 220 235 230 250 Average Descend Rate Tp to Tma...

Page 18: ...RF BM BG22A www szrfstar com V1 0a May 2020 Shenzhen RF star Technology Co Ltd Page 17 of 19 4 8 Optional Packaging Figure 10 Optional Packaging Mode Note Default tray packaging...

Page 19: ...ersion No Description Author 2020 05 14 V1 0a The initial version is released Aroo Wang Note 1 The document will be optimized and updated from time to time Before using this document please make sure...

Page 20: ...OGY CO LTD Shenzhen HQ Add Room 601 Block C Skyworth Building High tech Park Nanshan District Shenzhen Guangdong China Tel 86 755 3695 3756 Chengdu Branch Add No B3 03 Building No 1 Incubation Park Hi...

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