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LM1865

Part Number	LM1865
Manufacturer	National Semiconductor
Description	Advanced FM IF System
Published	Mar 22, 2005
Detailed Description	www.DataSheet4U.com LM1865 Advanced FM IF System February 1995 LM1865 Advanced FM IF System General Description Reduc...
Datasheet	LM1865 PDF File

Overview

www.
DataSheet4U.
com LM1865 Advanced FM IF System February 1995 LM1865 Advanced FM IF System General Description Reduced external component cost improved performance and additonal functions are key features to the LM1865 FM IF system The LM1865 is designed for use in electronically tuned radio applications It contains both deviation and signal level stop circuitry in addition to an open-collector stop output The LM1865 generates a reverse AGC voltage (ie decreasing AGC voltage with increasing signal) Y Y Y Meter output proportional to signal level Stop detector with open-collector output Adjustable signal level mute stop threshold controlled either by ultrasonic noise in the recovered aud...

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