HT9302 Overview
The HT9302 series tone/pulse dialers are CMOS LSIs for telemunication systems. They are designed to meet various dialing specifications through resistor option matrix. The HT9302 series provide the pin-selected lock function, Hold-line, Hand-free and LCD dialing number display interface, all of which are suitable.
HT9302 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