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U4091BM |
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| Part Number | U4091BM |
| Manufacturer | TEMIC Semiconductors |
| Description | The programmable telephone audio processor U4091BM is a linear integrated circuit for use in feature phones, answering machines and fax machines. It contains the speech circuit, tone-ringer interface ... |
| Features |
D Speech circuit with anti-clipping D Tone-ringer interface with DC/DC converter D Speaker amplifier with anti-distortion D Power-supply management (regulated, unregulated) and a special supply for electret microphone D Voice switch D Interface for answering machine and cordless phone
Benefits
D No piezoelectric transducer for tone ringing necessary D Complete system integration of analog signal processing on one chip D Very few external components
Applications
Feature phone, answering machine, fax machine, speaker phone, cordless phone
Block Diagram
Speech circuit
Voice switch
Audio amp... |
| Document |
 U4091BM Data Sheet
PDF 436.03KB |
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