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U4030B |
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| Part Number | U4030B |
| Manufacturer | TEMIC Semiconductors |
| Description | The U4030B is an electronic speech circuit for standard and feature telephones. It replaces the hybrid transformer, earphone and microphone interface and the supply voltage generation for external com... |
| Features |
D Microphone amplifier with – Symmetrical input – Privacy function – Anticlipping D Built in ear protection D Power down input D Mute input D DTMF interface D Low line impedance during pulse dialing Benefits D Independent adjustment of – Transmission gain – Receiving gain – Sidetone suppression – Frequency response D Low-impedance supply voltage for all external blocks D Supply voltage for an electret microphone Applications D Standard telephone D Fax machine D Answering machine D Cordless telephone Block Diagram GT 11 DTMF PRIV MIC1 MIC2 10 – + MICO 9 ST 5 + – GR 6 – + Ear protection RECO ... |
| Document |
 U4030B Data Sheet
PDF 142.94KB |
| Distributor | Stock | Price | Buy |
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