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W91442N

Winbond
Part Number W91442N
Manufacturer Winbond
Description 10-MEMORY TONE/PULSE DIALER
Published Feb 1, 2018
Detailed Description W91440N SERIES 10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION GENERAL DESCRIPTION The W91440N series are Si-gate CMOS ...
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W91442N
W91442N

Overview
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 • 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.
• Minimum tone output duration: 93 msec.
• Minimum intertone pause: 93 msec.
• Flash break time (73, 100, 300, 600 ms...


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