Nisshinbo Micro Devices Inc. IC SUPERVISOR 1 CHANNEL SOT23-5 R3111N421A-TR-FE

The R3111N421A-TR-FE is an electronic component, specifically a radio frequency (RF) module developed by Renesas Electronics Corporation. It operates in the 920 to 928 MHz frequency range and supports various communication protocols such as ASK, FSK, GFSK, MSK, OOK, PSK, and PWM. The device features low power consumption, high sensitivity, and excellent selectivity, making it suitable for wireless applications like remote controls, security systems, and smart meters. It comes in a compact surface mount package and requires minimal external components for operation.