RF-BM-BG22A1I is an RF module based on EFR32BG22C112F352GM32-C, one of Gecko family of SoCs from Silicon Labs, with a 32-bit ARM® Cortex®-M33 core with 38.4 MHz maximum operating frequency. It integrates a 38.4 MHz crystal, a matching, an antenna matching and a low-pass filter. It supports Bluetooth 5.2 low energy and Bluetooth 5.0 low energy and can be preprogrammed with a serial interface communication protocol for simple programming. It also has a range of analog and digital interfaces such as PRS, ADC, UART, SPI, I²C, PWM, ISO 7816, IrDA, I²S, EUART and PDM. It features low power consumption, compact size, robust connection distance, and rigid reliability. The EFR32BG22 module reaches up to 0 dBm TX power. RF-BM-BG22A1I is pin-2-pin compatible with BG22A3I.
RF-BM-BG22A1I is a new product that optimized from RF-BM-BG22A1. It has IPEX antenna to achieve a longer transmission range.
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