U4468B Quasi-split Sound Circuit and AM Demodulator IC

ATMEL Corporation

Description

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The U4468B is an integrated bipolar circuit for full multistandard sound IF signal processing in TV/VTR and multimedia applications.

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Datasheet Specifications

Part number: U4468B
Manufacturer: ATMEL Corporation
File Size: 195.40 KB
Datasheet: U4468B_ATMELCorporation.pdf
Description: Quasi-split Sound Circuit and AM Demodulator IC

Features

* 5-V Supply Voltage
* Gain-controlled 3-stage Wide-band IF Amplifier
* Active Carrier Generation by FPLL Principle (Frequency-Phase-Locked-Loop) for True Quadrature Demodulation
* Complete Alignment-free AM Demodulator
* Switchable Amplitude Detector for Gai

Applications

* It supplies AM signals as well as FM/NICAM sound IF signals and thus allows the design of a universal sound IF module for various applications. Quasi-split Sound Circuit and AM Demodulator IC U4468B Figure 1. Block Diagram VS 4 14 REF IF-amp Loop filter 5 FPLL 05 905 VCO 8 9 VCO IFFM 2 1 IFAM

U4468B Distributors

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Quasi-split Sound Circuit and Demodulator ATMEL Corporation

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