GENERAL DESCRIPTION

The W91360N series are tone/pluse switchable telephone dialers with three memories, hold function, and a handfree dialing control circuit. Fabricated using CMOS technology, the W91360N series offer good performance in low-voltage and low-power applications.

FEATURES

• DTMF/pulse switchable dialer

• Two by 32-digit redial and save memory

• Three by 16-digit one-touch direct repertory memory

• Cascaded dialing allowed, with unlimited dialing length

• Pulse-to-tone (*/T) keypad for long distance call operation

• Uses 5 ´ 5 keyboard

• Easy operation with redial, flash, pause and */T keypads

• Pause, P->T (pulse-to-tone) can be stored as a digit in memory

• 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; pause time is 1.0 sec.

• On-chip power-on reset

• Uses 3.579545 MHz crystal or ceramic resonator

• Packaged in 18 or 20-pin plastic DIP