Winbond Electronics Corporation W91512DN
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. The W91510DN 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● 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
● Minimum intertone pause: 87 mS
● Tone/pulse mode pin selectable
● Make/break ratio pin selectable
● Dialing rate: 10 ppS
● Pause time: 3.6 Sec.
● Flash break time (73 mS, 100 mS, 300 mS or 600 mS) selectable by keypad
● Built-in 12 or 16-digit LCD driver (1/4