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W91440N Datasheet (PDF) - Winbond

W91440N Datasheet PDF - Winbond
Part # W91440N
Download  W91440N Download

File Size   163.49 Kbytes
Page   14 Pages
Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond
Description 10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION

W91440N Datasheet (PDF)

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W91440N Datasheet PDF - Winbond

Part # W91440N
Download  W91440N Click to download

File Size   163.49 Kbytes
Page   14 Pages
Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond
Description 10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION

W91440N Datasheet (HTML) - Winbond

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W91440N Product details

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 msec.) selectable by keypad, and the pause time is 1 sec.
• On-chip power-on reset
• Uses 3.579545 MHz crystal or ceramic resonator
• Packaged in 18-pin plastic DIP




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