TH71082
868/915MHz
ASK Transmitter / LO Source
Features
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Fully integrated, PLL-stabilized VCO
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Flexible frequency range from 800 MHz to 930 MHz
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ASK achieved by on/off keying of internal
power amplifier
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FM possible with external varactor
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Wide power supply range from 2.2 V to 5.5 V
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High over-all frequency accuracy
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Very low standby current
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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 碌C drive
Conforms to EN 300 220 and similar
standard
Ordering Information
Part No.
TH71082
Temperature Range
-40 C擄 to 85 擄C
Package
SOIC8
Application Examples
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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
8
VEE
RO
2
ENTX
3
CKOUT
4
TH71082
7
OUT
6
VCC
5
PS/DATA
TH71082 Data Sheet
3901071082
Page 1 of 10
Dec. 2001
Rev. 004