W91443N
W91443N is 10-MEMORY TONE/PULSE DIALER manufactured by Winbond.
- Part of the W91440N comparator family.
- Part of the W91440N comparator family.
W91440N SERIES
10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION
GENERAL DESCRIPTION
The W91440N series are Si-gate CMOS ICs that provide the necessary signals for either tone or pulse dialing. The W91440N series Features save memory and a 10 by 16 digit automatic dialing memory.
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 oversteps 32 digits the redial function is inhibited
- Pulse-to-tone (- /T) keypad for long distance call operation
- Uses 5 × 5 keyboard
- Easy operation with redial, flash, pause and
- /T keypads
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