W91443N Description
The W91440N series are Si-gate CMOS ICs that provide the necessary signals for either tone or pulse dialing.
W91443N Key Features
- DTMF/pulse switchable dialer
- Two by 32 digit redial and save memory
- Ten by 16 digit two-touch direct memory
- Redial memory cascadable with normal dialing; dialing length is unlimited, but if length
- Pulse-to-tone (-/T) keypad for long distance call operation
- Uses 5 × 5 keyboard
- Easy operation with redial, flash, pause and -/T keypads
- Flash, pause, P→T (Pulse-to-tone) can be stored as a digit in memory
- Dialing rate (10, 20 ppS ) selected by bonding option
- On-hook debounce time: 150 msec