W91410 SERIES
TONE/PULSE DIALER WITH
SAVE FUNCTION
GENERAL DESCRIPTION
The W91410 series are monolithic ICs that provide the necessary signals for either pulse or tone
dialing. The W91410 series feature a redial and save memory.
FEATURES
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DTMF/Pulse switchable dialer
Two by 32 digits for redial and save memory
Pulse-to-tone (P→T) keypad for long distance call operation
Break/Make ratio is selectable by pin option
Uses 4
×
4 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: 100 mS
Minimum intertone pause: 100 mS
On-chip power-on reset
Uses 3.579545 MHz crystal or ceramic resonator
Packaged in 18-pin plastic DIP
The different dialers in the W91410 series are shown in the following table:
TYPE NO.
W91412/A
W91414/A
W91416
PULSE (ppS)
10/20
10/20
10/20
FLASH (mS)
600/300
73/100
600
FLASH PAUSE (mS)
600/300
140/100
600
PAUSE (S)
2.0
3.6
3.6
-1-
Publication Release Date: January 1995
Revision A3
WINBOND [ WINBOND ]
