[Melexis]

Description
The TH71081 ASK transmitter / LO source IC is designed for applications in the European 868MHz SRD band, according to the EN 300 220 telecommunications standard. It can also be used for any other system with carrier frequencies ranging from 700 to 1000 MHz (e.g. for applications in the US 915MHz ISM band).

FEATUREs
❐ fully integrated, PLL-stabilized VCO
❐ ASK achieved by level controlling of internal power amplifier
❐ FM possible with external varactor diode
❐ wide power supply range from 2.0 to 5.5 V
❐ flexible frequency range from 700 to 1000 MHz
❐ high frequency stability
❐ adjustable output power range from -12 to +3 dBm
❐ adjustable current consumption from 6 to 12.5 mA
❐ very low standby current
❐ differential output well-suited for loop antenna
❐ conforms to EN 300 220 standard
❐ cost-effective package SOP8

APPLICATIONs
❐ keyless car security and central locking
❐ low power telemetry
❐ alarm systems
❐ general digital data transmission
❐ general analog audio signal transmission
❐ local oscillator signal generation