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TDA4445B - Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator

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Part number TDA4445B
Manufacturer TEMIC Semiconductors
File Size 117.09 KB
Description Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator
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Description

Pin 1 16 3 8 9 11 12 13 2, 4, 7, 10, 14, 15 Symbol Function IF input If AGC time constant Tuned circuit Supply voltage Sound-IF-output Ground not connected TELEFUNKEN Semiconductors Circuit Description This circuit includes the following functions D Three symmetrical and gain controlled wide band amplifier stages, which are extremely stable by quasi DC coupling without feedback D Averaged AGC with discharge control circuit D AGC voltage generator Quasi parallel sound operatio

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