EVB71112

Features:

Double-conversion superhet architecture for low high degree of image rejection
FSK for digital data and FM reception for analog signal transmission
FSK/FM demodulation with phase-coincidence demodulator
Low current consumption in active mode and very low standby current
Switchable LNA gain for improved dynamic range
RSSI allows signal strength indication and ASK detection


Application

Tire Pressure Monitoring Systems (TPMS)
Remote Keyless Entry (RKE)
Wireless access control
Alarm and security systems
Garage door openers
Remote Controls
Home and building automation
Low-power telemetry systems


Description

The TH71112 FSK/FM/ASK double-conversion superheterodyne receiver IC is designed for applications in the European 868 MHz industrial-scientific-medical (ISM) band, according to the EN 300 220 telecommunications standard. It can also be used for any other system with carrier frequencies ranging from 750 MHz to 990 MHz (e.g. for applications to FCC part 15).