A7103
Description
A7103 is a highly integrated CMOS RF transceiver for sub 1GHz ISM band (315/434/868/915MHz). It futures both FSK and ASK capability.
Key Features
- High link budget: Distance up to 1Km is possible. Typical Tx +10dBm @ 434MHz band
- High sensitivity: -110dBm @ 434MHz band, IF bandwidth=100KHz
- Very low current consumption: Typical Tx 15.5mA @ FSK, 9.5mA@ ASK; Rx: 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…
- Build in image rejection mixer. Selectable IF band width (100, 200, 300 KHz)
- Auto ramp-up sequence control to optimize power consumption. XtalÆAuto CalibrationÆPLLÆ RX
- One receiver for different systems: Switching between ASK/FSK is possible
- Auto calibration to pensate for process/temperature/voltage variation
