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U4091B

TEMIC Semiconductors

Programmable Telephone Audio Processor


Description
TELEFUNKEN Semiconductors U4091B Programmable Telephone Audio Processor Description The programmable telephone audio processor U4091B is a linear integrated circuit for use in feature phones, answering machines and fax machines. It contains the speech circuit, tone ringer interface with dc/dc converter, sidetone equivalent and ear protection rectifiers. Th...



TEMIC Semiconductors

U4091B

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