W91541LN - Winbond

W91541LN 10-MEMORY TONE/PULSE DIALER

The W91540N series are tone/pulse switchable telephone dialers with 10 memories, keytone or lock function, and handfree dialing control. These chips are fabricated using Winbond's high-performance CMOS technology and thus offer good performance in low-voltage and low-power operations. FEATURES • DTMF/pulse switchable dialer • Two by 32-digit redial and save .

Features

• DTMF/pulse switchable dialer
• Two by 32-digit redial and save memory
• Ten by 16 digit two-touch indirect repertory memory
• Pulse-to-tone (
*/T) keypad for long distance call operation
• Cascaded dialing
• 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
• 0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out
• Dialing rate (10 ppS or 20 ppS) selected by bonding option
• Minimum tone output duration: 93 mS (W91544AN: 87 mS)
• Minimum inte.