SC91312
SC91312 is Tone / Pulse Dialer manufactured by Silan.
- Part of the SC91310 comparator family.
- Part of the SC91310 comparator family.
Silan Semiconductors
TONE / PULSE DIALER WITH REDIAL FUNCTION
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...
