TH71082
868/915MHz
ASK Transmitter / LO Source
Features
! Fully integrated, PLL-stabilized VCO
! Flexible frequency range from 800 MHz to 930 MHz
! ASK achieved by on/off keying of internal
power amplifier
! FM possible with external varactor
! Wide power supply range from 2.2 V to 5.5 V
! High over-all frequency accuracy
! Very low standby current
! Adjustable output power range from
-18 dBm to -2 dBm
! Adjustable current consumption from
6.2 mA to 12.5 mA
! Single-ended RF output
! Clock output for µC drive
! Conforms to EN 300 220 and similar
standard
Ordering Information
Part No.
TH71082
Temperature Code
E (-40 C° to 85 °C)
Package Code
DC (SOIC8)
Application Examples
! Keyless car and central locking
! Low-power telemetry
! Alarm and security systems
! General digital data transmission
! General analog audio signal transmission
! Local oscillator signal generation
Pin Description
LF 1
RO 2
ENTX 3
CKOUT 4
TH71082
8 VEE
7 OUT
6 VCC
5 PS/DATA
3901071082
Rev. 005
Page 1 of 10
Data Sheet
Jan. 2002