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Partname: | U4091B |
Description: | Programmable Telephone Audio Processor |
Manufacturer: | |
Datasheet: | PDF (107K). Click here to download *) |
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. The circuit is line powered and contains all components necessary for amplification of signals and adaptation to the line. |
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Click here to download U4091B Datasheet*) |
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