Datasheet Details
| Part number | HT9315B |
|---|---|
| Manufacturer | Holtek Semiconductor Inc |
| File Size | 309.50 KB |
| Description | 15-Memory Tone/Pulse Dialer |
| Datasheet |
 HT9315B Datasheet
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Description
The HT9315 series tone/pulse dialers are CMOS LSIs for telecommunication systems.
They are designed to meet various dialing specifications through resistor option matrix.
The HT9315 series are offered in two different versions.
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 the SA memory dialing.
- One-key redialing.
- Pause and P®T key for PBX.
- 4´5 keyboard matrix.
- 3.58MHz crystal or ceramic resonator.
- Hand-free control.
- Hold-line control.
- Pause, P®T can be saved for redialing.
- Lock.