HT9315A
Features
- Universal specification
- Operating voltage: 2.0V~5.5V
- Low standby current
- Low memory retention current: 0.1m A (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 function
- Keytone function
- Resistor options:
- M/B ratio
- Flash function and flash time (86ms~600ms)
- Pause and P®T duration
- Pulse number
- Keyboard operated IDD lock function
- Keyboard form
- HT9315A/HT9315AL: 18-pin DIP package
HT9315B/HT9315BL: 22-pin SKDIP package HT9315C/HT9315CL: 20-pin DIP package HT9315D/HT9315DL: 24-pin SKDIP package
General Description
The HT9315 series tone/pulse dialers are CMOS LSIs for telemunication systems. They are designed to meet various dialing specifications through resistor option matrix. The HT9315...
