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U4091B |
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| Part Number | U4091B |
| Manufacturer | TEMIC Semiconductors |
| 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 w... |
| Features |
D D D D
Speech circuit with anti-clipping Tone ringer interface with dc / dc converter Speaker amplifier with anti-distortion Power supply management, regulated, unregulated and a special supply for electret microphone
Benefits
D Savings of one piezo electric transducer D Complete system integration of analog signal processing on one chip
D Very few external components
D Voice switch
Applications
Feature phone, answering machine, fax machine, speaker phone
Speech circuit Voice switch
ÁÁ ÁÁ
BUS
Audio amplifier
Loudhearing and Tone ringing
MC with EEPROM/ DTMF
Tone ringer
Rev. A1: 12.0... |
| Document |
 U4091B Data Sheet
PDF 107.90KB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | U4091BM |
TEMIC Semiconductors |
Programmable Telephone Audio Processor |
|
| 2 | U4091BM-N |
ATMEL |
Programmable Telephone Audio Processor |
|
| 3 | U4090B |
TEMIC Semiconductors |
Monolithic Integrated Feature Phone Circuit |
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| 4 | U4092B |
TEMIC Semiconductors |
Monolithic Integrated Feature Phone Circuit |
|
| 5 | U401 |
Calogic LLC |
Dual N-Channel JFET Switch |
|