U4087B datasheet by TEMIC Semiconductors (now Microchip).
| Part number | U4087B |
|---|---|
| Datasheet | U4087B_TEMICSemiconductors.pdf |
| File Size | 133.92 KB |
| Manufacturer | TEMIC Semiconductors (now Microchip) |
| Description | Low Voltage Voice Switch Interface Circuit |
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The voice switch interface circuit U4087B is a linear integrated circuit for improvement of handsfree performance of U4090B system. The U4087B provides an optimized interface to U4090B, the necessary level detectors and switching control for a properly operating speakerphone. The detection sensitivity and timing are externally controllable.
View all TEMIC Semiconductors (now Microchip) datasheets
| Part Number | Description |
|---|---|
| U4080B | Voice-Switched Circuit for Handsfree Operation |
| U4083 | Low-Power Audio Amplifier for Telephone Applications |
| U4083B | Low-Power Audio Amplifier for Telephone Applications |
| U4030B | Telephone Speech Circuit |
| U4050B | Speech Circuit |
| U4055B | Low-Voltage Electronic Speech Circuit |
| U4055B1 | Low-Voltage Electronic Speech Circuit |
| U4070B-FP | Tone Ringer Interface |
| U4074B | Tone Ringer Interface |
| U4076B | Three-Tone Ringer for Telephone Sets |
