Datasheet Summary
TECHNICAL DATA
Tone Ringer
The IL2411 is a bipolar integrated circuit designed for telephone bell replacement.
- Designed for Telephone Bell Replacement
- Low Current 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’
IL2411N/D
8-SOP
8-DIP
TA = -45° to 65° C
LOGIC DIAGRAM
..
V CC R SL
PIN ASSIGNMENT
OUT HFI HF0 GND
LFI LF0
1 ww..
1. 2. 3. 4.
PIN 1 = VCC PIN 5 = GND Output amplifier High frequency oscillator Low frequency oscillator Hysteresis...