RF-Star RF-BM-BG22B1 Manual

Bluetooth 5.2 low energy module

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RF-BM-BG22B1 EFR32BG22
Bluetooth 5.2 Low Energy Module
Version 1.0
Shenzhen RF-star Technology Co., Ltd.

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Summary of Contents for RF-Star RF-BM-BG22B1

  • Page 1 RF-BM-BG22B1 EFR32BG22 Bluetooth 5.2 Low Energy Module Version 1.0 Shenzhen RF-star Technology Co., Ltd.
  • Page 2: Device Overview

    512 kB 32 kB Proprietary Note: RF-BM-BG22B1 and RF-BM-BG22B2 do not support AoA/AoD and LE Long Range (125 kbps and 500 kbps) PHYs. 1.2 Description RF-BM-BG22B1 is an RF module based on EFR32BG22C112F352GM32-C, one of Gecko family of SoCs from Silicon...
  • Page 3: Applications

    - Secure Debug with lock / unlock 1.4 Applications • Asset tags and beacons • Sports, fitness and wellness devices • Consumer electronics remote controls • Connected home • Portable medical • Building automation and security Shenzhen RF-star Technology Co., Ltd. Page 2 of 15...
  • Page 4: Functional Block Diagram

    1.5 Functional Block Diagram Figure 1. Functional Block Diagram of RF-BM-BG22B1 1.6 Part Number Conventions The part numbers are of the form of RF-BM-BG22B1 where the fields are defined as follows: BG22 Company Name Module Version The first version...
  • Page 5: Table Of Contents

    4.5.3 High Bit Error Rate ..........................11 4.6 Electrostatics Discharge Warnings ......................11 4.7 Soldering and Reflow Condition ......................... 11 4.8 Optional Packaging ............................13 6 Revision History ................................14 7 Contact Us ..................................15 Shenzhen RF-star Technology Co., Ltd. Page 4 of 15...
  • Page 6: Module Configuration And Functions

    RF-BM-BG22B1 www.szrfstar.com 2 Module Configuration and Functions 2.1 Module Parameters Table 2. Parameters of RF-BM-BG22B1 Chipset EFR32BG22C112F352GM32-C Supply Power Voltage 2.2 V ~ 3.8 V, recommended to 3.3 V Frequency 2402 MHz ~ 2480 MHz Transmit Power -28.0 dBm ~ 0 dBm (typical: 0 dBm) -98.9 dBm sensitivity @ 1 Mbit/s GFSK...
  • Page 7: Module Pin Diagram

    RF-BM-BG22B1 www.szrfstar.com 2.2 Module Pin Diagram Figure 3. Pin Diagram of RF-BM-BG22B1 2.3 Pin Functions Table 3. Pin Functions of RF-BM-BG22B1 Name Pin Type Description Pin1 - Ground Pin2 - 2.2 V ~ 3.8 V, recommended to 3.3 V Pin3...
  • Page 8: Specifications

    The 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 4. Recommended Operating Conditions of RF-BM-BG22B1 Items Condition Typ.
  • Page 9: Application, Implementation, And Layout

    RF-BM-BG22B1 www.szrfstar.com 4 Application, Implementation, and Layout 4.1 Module Photos Figure 4. Photos of RF-BM-BG22B1 4.2 Recommended PCB Footprint Figure 5. Recommended PCB Footprint of RF-BM-BG22B1 (mm) Shenzhen RF-star Technology Co., Ltd. Page 8 of 15...
  • Page 10: Antenna

    Please ensure a stable power supply and no frequently fluctuated voltage. 3. When designing the power supply circuit for the module, it is recommended to reserve more than 30% of the margin, Shenzhen RF-star Technology Co., Ltd. Page 9 of 15...
  • Page 11: Trouble Shooting

    5. The low voltage of the power supply is lower than the recommended value at ambient temperature, and the lower the voltage, the smaller the power is. 6. The unmatchable antennas and modules or the poor quality of the antenna will affect the communication distance. Shenzhen RF-star Technology Co., Ltd. Page 10 of 15...
  • Page 12: Vulnerable Module

    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 Discharge Warnings The module will be damaged for the discharge of static. RF-star suggests that all modules should follow the 3 precautions below: 1.
  • Page 13 T Time from 25 ℃ to Peak Temperature (t Max. 6 minutes Max. 8 minutes 20±10 s 20±10 s Time of Soldering Zone (t Figure 7. Recommended Reflow for Lead-Free Solder Shenzhen RF-star Technology Co., Ltd. Page 12 of 15...
  • Page 14: Optional Packaging

    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. (2) This device must accept any interference received, including interference that may cause undesiredoperation. Shenzhen RF-star Technology Co., Ltd. Page 13 of 15...
  • Page 15: 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.szrfstar.com. Shenzhen RF-star Technology Co., Ltd. Page 14 of 15...
  • Page 16: Contact Us

    RF-BM-BG22B1 www.szrfstar.com 7 Contact Us SHENZHEN RF-STAR TECHNOLOGY CO., LTD. Shenzhen HQ: Add.: C601, Skyworth Building, High-tech Park, Nanshan District, Shenzhen, Guangdong, China, 518057 Tel.: 86-755-3695 3756 Chengdu Branch: Add.: N2-1604, Global Center, North No. 1700, Tianfu Avenue, Hi-Tech District, Chengdu, Sichuan, China, 610095 Tel.: 86-28-6577 5970...
  • Page 17 FCC Statement FCC standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 PCB antenna , Antenna gain 0dBi 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.
  • Page 18 —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. 2. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

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