nRF401/nRF403433/315 MHz Transceiver

nRF401/nRF403 is a single-chip RF transceiver chip that operates in the 433 MHz ISM band and the 315 MHz band. It has FSK modulation and demodulation capabilities, strong anti-interference capabilities, and can be easily embedded in various measurement and control systems. nRF401/nRF403 is suitable for use in instrument/meter data acquisition systems, wireless meter reading systems, wireless data communication systems, and computer telemetry/remote control systems. 

The main technical features are as follows: 

・Operating frequency is 433.92/315.16 MHz

・Sensitivity up to -105 dBm; 

・Maximum transmission power up to 10dBm; 

・Data transmission rate is 20 Kb/s 

・It has 2 signal channels; 

・Can be directly interfaced with microcontrollers; 

・The power supply voltage of nRF401 is 2.7～5.25 V, and the power supply voltage of nRF403 is 2.7～3.6 V; 

・The reception standby current is only 8μA.

433 MHz application circuit of nRF401

315 MHz application circuit of nRF403