W91610 Datasheet | Winbond

W91610 SERIES TONE/PULSE DIALER WITH TWO-STAGE REDIAL FUNCTION GENERAL DESCRIPTION The W91610 series are Si-gate CMOS ICs that provide the signals needed for either pulse or tone dialing. Features - DTMF/Pulse switchable dialer - 32-digit redial memory - Two-stage redial function - 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 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 W91610 series are shown in the following table: TYPE NO. DIALING RATE PAUSE B:M W91610 W91611 10 pp S 4 sec 2:1 3:2 FLASH 100 m S Publication Release Date: July 1996 -...