Description
SC91310 Series
The SC91310 series are monolithic ICs that provide the necessary signals for either pulse or tone dialing.The SC91310 series feature a redial memory.
Features
- DTMF / Pulse switchable dialer.
- 32 digits for redial memory.
- pulse-to-tone (P→T) keypad for long distance call operation.
- Break / Make ratio is selectable by pin option.
- Uses 4x4 keyboard.
- Easy operation with redial, flash, pause, and P→T keypads.
- Flash, pause, P→T (pulse-to tone) can be stored as a digit in memory.
- Minimum tone output duration:100ms.
- minimum intertone pause: 100ms.
- On-chip power-on reset.
- Uses 3.579545 MHz crystal or ceramic resonato.