HT9302D Series -- 1-Memory/2-Memory Tone/Pulse Dialer
General Description
series tone/pulse dialers are CMOS LSIs for telecommunication systems. They are designed to meet various dialing specifications through resistor option matrix.
The HT9302D series provide the pin-selected lock function, Hold-line, HT9302DHand-free and LCD dialing number display interface, all of which are suitable for feature phone applications. HT9302DC is simpler than HT9302DX version. HT9302D provides only a redialing memory for simple low-cost system applications.
Features
- Universal specification
- Operating voltage: 2.0V~5.5V
- Low standby current
- Low memory retention current: 0.1µA (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
- 4x4 keyboard matrix
- 3.58MHz crystal or ceramic resonator
- Hand-free control
- Hold-line control
- Pause, P->T can be saved for redialing
- Lock function
- Keytone function
- Resistor options:
- M/B ratio
- Flash function and flash time
- Pause and P->T duration
- Pulse number - HT9302D: 24-pin SKDIP package
HT9302G: 16-pin DIP packag - Data Sheet
- Revision History
- 封装信息
16-pin DIP 封装
18-pin DIP 封装
20-pin DIP 封装
22-pin SKDIP 封装
24-pin SK DIP 封装 - Selection Guide
- 产品型号索引
HT9302D_中文PDF(点击下载)