TONE/PULSE DIALER WITH HANDFREE AND SAVE FUNCTION

GENERAL DESCRIPTION The W91510N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse dialing. The W91510N series provide one-key redial, handfree dialing, key tone, save, and redial functions. FEATURES • DTMF/pulse switchable dialer • Two by 32-digit redial and save

TONE/PULSE DIALER WITH HANDFREE AND SAVE FUNCTION

GENERAL DESCRIPTION The W91510N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse dialing. The W91510N series provide one-key redial, handfree dialing, key tone, save, and redial functions. FEATURES • DTMF/pulse switchable dialer • Two by 32-digit redial and save

TONE/PULSE DIALER WITH RTC AND LCD DISPLAY FUNCTION

GENERAL DESCRIPTION The W91510DN series ICs are Si-gate CMOS IC that provide the signals needed for either pulse or tone dialing. They feature a 12/16-digit LCD driver for displaying telephone numbers and calling time. A real time clock is included to display the time of day. The W91510DN serie