SL2411 Datasheet | System Logic Semiconductor

Tone Ringer The SL2411 is a bipolar integrated circuit designed for telephone bell replacement. - Designed for Telephone Bell Replacement - Low Curent Drain - Adjustable 2-frequency Tone - Adjustable Warbling Rate - Extension Tone Ringer Modules - Alarms or Other Alerting Devices - Adjustable for Reduced Supply Initiation Current. - Built-in hysteresis prevents false triggering and rotary dial ‘Chirps’ ORDERING INFORMATION SL2411N Plastic SL2411D SOIC TA = -45° to 65° C for package LOGIC DIAGRAM PIN ASSIGNMENT PIN 1 = VCC PIN 5 = GND 1. 2. 3. 4. Output amplifier High frequency oscillator Low frequency oscillator Hysteresis regulator (Regulator circuit has built-in hysteresis to...