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Partname: | U3900BM |
Description: | Programmable Telephone Audio Processor |
Manufacturer: | |
Datasheet: | PDF (762K). Click here to download *) |
The programmable telephone audio processor U3900BM is a linear integrated circuit for use in feature phones, answering machines, fax machines and cordless phones. 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 signal amplification and |
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Click here to download U3900BM Datasheet*) |
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