W91633 Datasheet | Winbond

W91630 SERIES 10-MEMORY TONE/PULSE DIALER WITH REDIAL FUNCTION GENERAL DESCRIPTION The W91630 series are Si-gate CMOS ICs that provide the signals needed for either pulse or tone dialing. The W91630 series Features a ten-channel, 32-digit automatic dialing memory. Features - DTMF/Pulse switchable dialer - 32-digit redial memory - Ten by 32 digit two-touch indirect repertory memory - Mixed dialing, cascade dialing allowed - Pulse-to-tone (P→T) keypad for long distance call operation - Easy operation with redial, flash, pause and P→T keypads - Pause, pulse-to-tone (P→T) can be stored as a digit in memory - Tone output duration: as long as key is depressed or 90 m S minimum - Minimum intertone pause: 90 m S - Flash time: 100/300 m S - Uses 4 × 5 keyboard - On-chip power-on reset - Uses 3.579545 MHz crystal or ceramic resonator - Packaged in 18-pin DIP - The different dialers in the W91630 series are shown in the following table: TYPE NO. DIALING...