TH7110

www.DataSheet4U.com TH7110 315/433MHz FSK/FM/ASK Receiver Features ! ! ! ! ! ! ! ! Double superhet architecture for high degree of image rejection FSK for digital data and FM reception for analog signal transmission FM/FSK demodulation either with phase-coincidence or PLL demodulator Low current consumption in active mode and very low standby current Switchable LNA gain for improved dynamic range AFC feature allows wide carrier frequency acceptance range RSSI allows signal strength indication and ASK detection Surface mount package LQFP44 Ordering Information Part No. TH7110 Temperature Range -40 °C to 85 °C Package LQFP44 Application Examples ! ! ! ! ! General digital and analog 315 MHz or 433 MHz ISM band usage Low-power telemetry DataSheet4U.com Alarm and security systems Keyless car and central locking Pagers DataShee Technical Data Overview ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! Input frequency range: 300 MHz to 450 MHz Power supply range: 2.5 V to 5.5 V for double conversion and 2.7 V to 5.5 V for single conversion Temperature range: -40 °C to +85 °C Operating current: 6.5 mA at low gain and 8.2 mA at high gain mode Standby current: < 100 nA 1) with 40 kHz second IF filter BW (incl. SAW front-end filter loss) Sensitivity: -111 dBm 2) Sensitivity: -104 dBm with 150 kHz second IF filter BW (incl. SAW front-end filter loss) Range of first IF: 10 MHz to 80 MHz Range of second IF: 455 kHz to 21.4 MHz Maximum input level: –10 dBm at ASK and 0 dBm at FSK nd Image rejection: > ...