Specifications

RF-BM-BG22A1
www.szrfstar.comV1.0 - Sep., 2020
Receiver / Transmitter (UART / SPI / SmartCard
(ISO 7816) / IrDA / I
2
S)
- 1 × Enhanced Universal Asynchronous
Receiver/Transmitter(EUART)
- 2 × I
2
C interface with SMBus support
- Digital microphone interface (PDM)
- Precision Low-Frequency RC Oscillator enabling
single-crystaloperation
- RFSENSE with selective OOK mode
- Die temperature sensor with +/-2 degree C
accuracy acrosstemperature range
• Wide Operation Range
- 1.71 V to 3.8 V single power supply
- Operating temperature: -40 °C to +85 °C
• Security Features
- Secure Boot with Root of Trust 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 and AIS-31
- ARM
®
TrustZone
®
- Secure Debug with lock/unlock
1.4 Applications
• Asset tags and beacons
• Consumer electronics remote controls
• Portable medical
• Bluetooth Mesh Low energy nodes
• Sports, fitness and wellness devices
• Connected home
• Building automation and security
1.5 Functional Block Diagram
Confidential
Figure 1. Functional Block Diagram of RF-BM-BG22A1
1.6 Part Number Conventions
The part numbers are of the form of RF-BM-BG22A1 where the fields are defined as follows:
Figure 2. Part Number Conventions of RF-BM-BG22A1
RF BM BG22
Company
Name
RF-star
Wireless Type
Bluetooth Module
Chipset
Silicon Labs EFR32BG22 Series
- - A1
Module Version
The first version
Shenzhen RF-star Technology Co., Ltd. Page 2 of 19