Datasheet Details
| Part number | HT9302 |
|---|---|
| Manufacturer | Holtek Semiconductor Inc |
| File Size | 284.36 KB |
| Description | 1-Memory/2-Memory Tone/Pulse Dialer |
| Datasheet |
 HT9302 Datasheet
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General Description
The HT9302 series tone/pulse dialers are CMOS LSIs for telecommunication systems.
They are designed to meet various dialing specifications through resistor option matrix.
Key Features
- Universal specification.
- Operating voltage: 2.0V~5.5V.
- Low standby current.
- Low memory retention current: 0.1mA (typ. ).
- Tone/pulse switchable.
- Interface with LCD driver.
- 32 digits for redialing.
- 32 digits for SA memory dialing.
- One-key redialing.
- Pause and P®T key for PBX.
- 4´4 keyboard matrix.
- 3.58MHz crystal or ceramic resonator Patent Number: 64097, 86474, 64529, 113235 (R. O. C. ) 5424740 (U. S. A. ).
- Hand-free control.
- Hold-li.