KK2411N Datasheet (Kodenshi)

KK2411N, Tone Ringer

Name VCC RSL LFI LF0 GND HF0 HFI Out Pin 1 2 3 4 5 6 7 8 Positive power supply.

External resistor Input low frequency oscillator Output low frequency oscillator Negative power supply High frequency oscillator output High frequency oscillator input Tone output Description MAXIMUM RATINGS * Symbol

TECHNICAL DATA Tone Ringer The KK2411 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’ KK2411N/D 8