EVB71112 Datasheet, PDF (1/14 Pages) Melexis Microelectronic Systems – 868/915MHz Receiver Evaluation Board Description

EVB71112
868/915MHz Receiver
Evaluation Board Description
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
Ordering Information
Part No.
EVB71112-868-FSK-C
EVB71112-868-ASK-C
EVB71112-915-FSK-C
EVB71112-915-ASK-C
Application Examples
! 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
Evaluation Board
General 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).
39012 71112 01
Rev. 011
Page 1 of 14
EVB Description
June/07