A7103A
Description
A7103A is a very easy-to-use CMOS RF transceiver for sub 1GHz license free ISM band (315/434MHz). It is a FSK/ASK single chip RF transceiver with high sensitivity receiver (-110dBm @ 2.4Kbps, 433.92MHz ASK, -106dBm @ 2.4Kbps, 433.92MHz FSK) as well as 4-steps programmable power amplifier (max.
Key Features
- ASK Operating range: VDD=2,2~3,0V. T=-40~+85℃
- HW or 3-wire SPI control mode selection
- HW control mode (no need MCU for radio control, default max TX power)
- Auto calibration
- Auto start-up sequence, XtalàAuto CalibrationàPLLà RX / TX
- TX current 18mA (FSK, 10dBm) / 11mA (ASK, 10dBm, 50% duty cycle)
- RX current 9mA (FSK and ASK)
- Shut down mode current 0,5 uA
- Two stages PA in class-C, 4-steps programmable TX Power : 2 / 5 / 8 / 10 dBm
- High ASK RX sensitivity down to – 110 dBm at BER<1E-3 (2.4Kbps, 433.92MHz)
