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RF-BM-2642B2
www.szrfstar.com
V1.0 - May, 2023
RF-BM-2642B2 CC2642R SimpleLink™
Bluetooth 5.2 Low Energy Wireless Module
Version 1.0
Shenzhen RF-star Technology Co., Ltd.
th
May 26
, 2023
All rights reserved. Those responsible for unauthorized reproduction will be prosecuted.
Shenzhen RF-star Technology Co., Ltd.
Page 1 of 19
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Summary of Contents for RF-Star RF-BM-2642B2
- Page 1 V1.0 - May, 2023 RF-BM-2642B2 CC2642R SimpleLink™ Bluetooth 5.2 Low Energy Wireless Module Version 1.0 Shenzhen RF-star Technology Co., Ltd. May 26 , 2023 All rights reserved. Those responsible for unauthorized reproduction will be prosecuted. Shenzhen RF-star Technology Co., Ltd.
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Page 2: Device Overview
1.1 Description RF-BM-2642B2 is an RF module based on TI lower-power CC2642R SoC. It integrates a 48 MHz crystal and a 32.768 kHz crystal, 352 kB of in-system Programmable Flash, 256 kB ROM, 8 kB of cache SRAM, 80 kB of ultra-low leakage SRAM. -
Page 3: Functional Block Diagram
Reset 1.8 V ~ 3.8 V Figure 1. Functional Block Diagram of RF-BM-2642B2 1.5 Part Number Conventions The part numbers are of the form of RF-BM-2642B2 where the fields are defined as follows: 2642 Company Name Module Version The Second Version... -
Page 4: Table Of Contents
4.7.3 High Bit Error Rate ..........................13 4.8 Electrostatics Discharge Warnings ......................14 4.9 Soldering and Reflow Condition ......................... 14 5 Optional Package Specification ..........................16 6 Revision History ................................18 7 Contact Us ..................................19 Shenzhen RF-star Technology Co., Ltd. Page 4 of 19... -
Page 5: Module Configuration And Functions
RF-BM-2642B2 www.szrfstar.com V1.0 - May, 2023 2 Module Configuration and Functions 2.1 Module Parameters Table 1. Parameters of RF-BM-2642B2 Chipset CC2642R Supply Power Voltage 1.8 V ~ 3.8 V, recommended to 3.3 V Frequency 2402 MHz ~ 2480 MHz Maximum Transmit Power +5.0 dBm... -
Page 6: Module Pin Diagram
RF-BM-2642B2 www.szrfstar.com V1.0 - May, 2023 2.2 Module Pin Diagram Figure 3. Pin Diagram of RF-BM-2642B2 2.3 Pin Functions Table 2. Pin Functions of RF-BM-2642B2 Name Chip Pin Function Description Digital DIO_0 GPIO DIO_1 Digital GPIO Digital DIO_2 GPIO Digital... - Page 7 DIO_29 GPIO, analog capacity Digital or Analog DIO_30 GPIO, analog capacity VDDR Power Supply: 1.8 V ~ 3.8 V, recommend to 3.3 V Ground Ground NRESET RESET_N Reset, active-low. Internal pullup. Shenzhen RF-star Technology Co., Ltd. Page 7 of 19...
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Page 8: Specifications
Functional operation does not guarantee performance beyond the limits of the conditional parameter values in the table below. Long-term work beyond this limit will affect the reliability of the module more or less. Table 3. Recommended Operating Conditions of RF-BM-2642B2 Items Condition Min. -
Page 9: Application, Implementation, And Layout
RF-BM-2642B2 www.szrfstar.com V1.0 - May, 2023 4 Application, Implementation, and Layout 4.1 Module Photos Figure 4. Photos of RF-BM-2642B2 4.2 Recommended PCB Footprint Figure 5. Recommended PCB Footprint of RF-BM-2642B2 (mm) Shenzhen RF-star Technology Co., Ltd. Page 9 of 19... -
Page 10: Schematic Diagram
RF-BM-2642B2 www.szrfstar.com V1.0 - May, 2023 4.3 Schematic Diagram Figure 6. Schematic Diagram of RF-BM-2642B2 Shenzhen RF-star Technology Co., Ltd. Page 10 of 19... -
Page 11: Reference Design
3. The recommendation of antenna layout. The inverted-F antenna position on PCB is free-space electromagnetic radiation. The location and layout of the antenna are key factors to increase the data rate and transmission range. Shenzhen RF-star Technology Co., Ltd. Page 11 of 19... -
Page 12: Basic Operation Of Hardware Design
6. Assuming that there are devices with large electromagnetic interference around the module, which will greatly affect the module performance. It is recommended to stay away from the module according to the strength of the Shenzhen RF-star Technology Co., Ltd. Page 12 of 19... -
Page 13: Trouble Shooting
4.7.3 High Bit Error Rate 1. There are co-channel signal interferences nearby. It is recommended to be away from the interference sources or modify the frequency and channel to avoid interferences. Shenzhen RF-star Technology Co., Ltd. Page 13 of 19... -
Page 14: Electrostatics Discharge Warnings
3. If the extension wire or feeder wire is of poor quality or too long, the bit error rate will be high. 4.8 Electrostatics Discharge Warnings The module will be damaged by the discharge of static. RF-star suggests that all modules should follow the 3 precautions below: 1. - Page 15 RF-BM-2642B2 www.szrfstar.com V1.0 - May, 2023 Figure 9. Recommended Reflow for Lead-Free Solder Shenzhen RF-star Technology Co., Ltd. Page 15 of 19...
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Page 16: Optional Package Specification
The default package method is . If you need the modules to be shipped by tape & reel, pls contact us in advance. Figure 10. Default Package by Tray Shenzhen RF-star Technology Co., Ltd. Page 16 of 19... - Page 17 RF-BM-2642B2 www.szrfstar.com V1.0 - May, 2023 Figure 11. Package by Tape & Reel Shenzhen RF-star Technology Co., Ltd. Page 17 of 19...
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Page 18: Revision History
1. The document will be optimized and updated from time to time. Before using this document, please make sure it is the latest version. 2. To obtain the latest document, please download it from the official website: www.rfstariot.com and www.szrfstar.com. Shenzhen RF-star Technology Co., Ltd. Page 18 of 19... -
Page 19: Contact Us
RF-BM-2642B2 www.szrfstar.com V1.0 - May, 2023 7 Contact Us SHENZHEN RF-STAR TECHNOLOGY CO., LTD. Shenzhen HQ: Add.: Room A503, Podium Building No. 12, Shenzhen Bay Science and Technology Ecological Park, Nanshan District, Shenzhen, Guangdong, China, 518063 Tel.: 86-755-8632 9829 Chengdu Branch: Add.: N2-1604, Global Center, North No.
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