SL2411
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
T
A
= -45° to 65° C
for package
LOGIC DIAGRAM
PIN ASSIGNMENT
PIN 1 = V
CC
PIN 5 = GND
1.
2.
3.
4.
Output amplifier
High frequency oscillator
Low frequency oscillator
Hysteresis regulator
(Regulator circuit has built-in hysteresis to prevent false
triggering and rotary dial “Chirps”)
SLS
System Logic
Semiconductor