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RX3140

ETC
Part Number RX3140
Manufacturer ETC
Description RX3140 Low Power IF Receiver IC
Published Apr 16, 2005
Detailed Description RX3140 Low Power IF Receiver IC the wireless IC company HiMARK Technology, Inc. reserves the right to change the produc...
Datasheet PDF File RX3140 PDF File

RX3140
RX3140

Overview
RX3140 Low Power IF Receiver IC the wireless IC company HiMARK Technology, Inc.
reserves the right to change the product described in this datasheet.
All information contained in this datasheet is subject to change without prior notice.
HiMARK Technology, Inc.
assumes no responsibility for the use of any circuits shown in this datasheet.
Description The RX3140 is a low power IF receiver IC which is fully compatible with the Toshiba TA31142 IC and is suitable for use as the second IF downconverter in double-conversion paging systems.
The RX3140 is well-suited for POCSAG paging applications and incorporates a 2-level FSK demodulator consisting of a quadrature FM demodulator, on-chip bit-rate filter, and 1-bit comparator.
An on-chip 1 V regulator is provided for convenient biasing of off-chip circuitry.
Features u u u u u u u u u u Extremely low power operation with power-down feature Built-in crystal oscillator for mixer local oscillator Mixer input frequency: 10 — 50 MHz Quadrature d...


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