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LM3089

National Semiconductor
Part Number LM3089
Manufacturer National Semiconductor
Description LM3089 FM Receiver IF System
Published Mar 22, 2005
Detailed Description LM3089 FM Receiver IF System September 1992 LM3089 FM Receiver IF System General Description The LM3089 has been desig...
Datasheet PDF File LM3089 PDF File

LM3089
LM3089


Overview
LM3089 FM Receiver IF System September 1992 LM3089 FM Receiver IF System General Description The LM3089 has been designed to provide all the major functions required for modern FM IF designs of automotive high-fidelity and communications receivers Y Y Features Y Y Y Three stage IF amplifier limiter provides 12 mV (typ) b 3 dB limiting sensitivity Balanced product detector and audio amplifier provide 400 mV (typ) of recovered audio with distortion as low as 0 1% with proper external coil designs Y Y Four internal carrier level detectors provide delayed AGC signal to tuner IF level meter drive current and interchannel mute control AFC amplifier provides AFC current for tuner and or cen...



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