A7201 is a highly integrated CMOS RF receiver for sub 1GHz ISM band (315/434/868/915MHz). It futures

both FSK and ASK capability.

2. Typical Applications

„� Remote Control.

„� AMR (Auto Meter Reading).

„� Security system.

„� TPMS (Tire Pressure Measure System).

3. Features

„� A7201A for 315/434MHz, A7201B for 868/ 915MHz.

„� High sensitivity: -110dBm @ 434MHz band, IF bandwidth=100KHz.

„� Very low current consumption: Typical 8.8mA

„� Flexible control interface: Hardware pins or SPI.

„� Support multi channels.

„� High integration: VCO, PLL, LNA, Image Reject Mixer, IF Filter, Limiter, RSSI, Data Slicer, AFC, AGC…

„� Very few external components: No need external filters.

„� Build in image rejection mixer. Selectable IF band width (100, 200, 300 KHz).

„� Wide operating range: VDD=2.2~3.3V (IO 2.0~4.2V). T=-40~+85/125℃.

„� Auto ramp-up sequence control to optimize power consumption. XtalÆ�Auto CalibrationÆ�PLLÆ� RX.

„� One receiver for different systems: Switching between ASK/FSK is possible.

„� Auto calibration to compensate for process/temperature/voltage variation



AMICCOM  Distributor  Avantcom inc Co,LTD WWW.AMICCOM.COM.TW
R.F Chip
FM Transmitter：A7303A/A7303B
2.4GHz GFSK Transceiver：A7121/A7122
2.4GHz  Low power Transceiver：A7105/A7125/A7126