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TH7107 Datasheet
FSK/FM/ASK Transmitter

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TH7107
315/433MHz
FSK/FM/ASK Transmitter
Features
! Fully integrated, PLL-stabilized VCO
! Flexible frequency range from 310 MHz to 450 MHz
! FSK through crystal pulling allows modulation from
DC to 20 kbit/s
! High FSK deviation possible for wideband data
transmission
! 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
-12 dBm to +2 dBm
! Adjustable current consumption from
4.8 mA to 11.5 mA
! FSK deviation and center frequency
independently adjustable
! Differential output well-suited for loop
antenna
! External clock available for µC drive,
down to 1.9 V supply
! ”Clock only” mode
! Conforms to EN 300 220 and similar
standard
Ordering Information
Part No.
TH7107
Temperature Range
-40 C° to 85 °C
Package
SOIC16
Application Examples
! Keyless car and central locking
! Low-power telemetry
! Alarm and security systems
! General digital data transmission
! General analog audio signal transmission
Pin Description
LF1 1
SUB 2
DATA 3
RO2 4
RO1 5
ENTX 6
ENCK 7
CKOUT 8
TH7107
16 LF2
15 VCC
14 VEE
13 OUT1
12 OUT2
11 VEE
10 VCC
9 PS
3901007107
Rev. 005
Page 1 of 14
Data Sheet
Dec. 2001

TH7107 datasheets pdf
Total : 14 Pages
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