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A3845

Allegro
Part Number A3845
Manufacturer Allegro
Description AM NOISE BLANKER
Published Oct 16, 2018
Detailed Description Data Sheet 27126B* 3845 AM NOISE BLANKER This noise blanker integrated circuit contains all of the necessary circuit...
Datasheet PDF File A3845 PDF File

A3845
A3845

Overview
Data Sheet 27126B* 3845 AM NOISE BLANKER This noise blanker integrated circuit contains all of the necessary circuitry for adding an extremely efficient (patented) noise-blanking technique to any type of AM tuner or receiver with RF input frequen- RF IN 1 RF BYPASS 2 VCC 20 SUPPLY NC 19 NO CONNECT cies (or a first IF) to 30 MHz.
The A3845ELW and A3845SLW feature dual audio channels and are intended for AM-stereo or indepen- RF BIAS 3 RF AGC 4 TAUDIO DELAY 5 AUDIO BLANK TIME (R) CNO CONNECT UAUDIO BLANK TIME (C) 6 7 8 DAUDIO OUT1 9 NC RO LYAUDIOIN1 10 DET RF GATE 18 LOW 17 RF GATE HIGH 16 GROUND 15 RF BLANK TIME NC 14 NO CONNECT 13 NOISE DIFFERENTIATOR 12 AUDIO OUT2 11 AU...


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