Preliminary W91560DN SERIES
3-MEMORY TONE/PULSE DIALER WITH RTC AND LCD DISPLAY FUNCTIONS
GENERAL DESCRIPTION
The W91560DN series ICs are Si-gate CMOS ICs that provide the signals needed for either pulse or tone dialing. They feature 3 number memories and a 12/16-digit LCD driver for displaying telephone numbers and calling time. A real time clock is include...
