Winbond Electronics Corporation W91564DN
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. The W91560DN series is fabricated using CMOS technology and thus provide good performance in low voltage, low power applications.GENERAL DESCRIPTION
A real time clock is included to display the time of day.FEATURES
● One by 32 digits for redial● Three by 32 digits for one-touch direct repertory memory
● Uses 5 × 6 keyboard
● Pause, Pulse-to-tone (*/T) can be stored as a digit in memory
● Flash can be stored as a digit in memory when in store mode
● Minimum tone output duration: 87 mS (81 mS for W91564DNF and W91565DNF)
● Minimum intertone pause: 87 mS
● Tone/Pulse mode pin selectable
● Make/Break ratio pin selectable
● Dialing rate: 10 ppS
● Pause time: