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TH71072 Datasheet(PDF) 4 Page - Melexis Microelectronic Systems

Part No. TH71072
Description  315/433MHz ASK Transmitter / LO Source
Download  10 Pages
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Maker  MELEXIS [Melexis Microelectronic Systems]
Homepage  http://www.melexis.com
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TH71072 Datasheet(HTML) 4 Page - Melexis Microelectronic Systems

 
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TH71072
315/433MHz
ASK Transmitter / LO Source
3901071072
Page 4 of 10
Data Sheet
Rev. 004
Dec. 2001
Pin Definition and Description
Pin No.
Name
I/O Type
Functional Schematic
Description
1
LF
analog I/O
200
5p
LF
1
200
connection to loop filter,
charge pump output,
VCO tuning input
2
RO
analog I/O
RO1
2
28p
28p
37k
XOSC connection to XTAL,
Colpitts type crystal
oscillator
3
ENTX
input
ENTX
3
1.1k
mode control input, CMOS-
compatible with internal pull-
down
4
CKOUT
output
CKOUT
4
200
clock output,
CMOS-compatible
5
PS/DATA
analog I/O
PS/DATA
5
200
20µA
power-select and ASK input,
high-impedance comparator
logic
6
VCC
supply
positive power supply
7
OUT
output
OUT
7
VEE
VCC
VEE
VCC
Power amplifier output,
open collector
8
VEE
ground
negative power supply


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