Datasheet4U Logo Datasheet4U.com

LS1240A Datasheet Electronic Two - Tone Ringer

Manufacturer: STMicroelectronics

Overview: ® LS1240A ELECTRONIC TWO - TONE RINGER . . . . . LOW CURRENT CONSUMPTION, IN ORDER TO ALLOW THE PARALLEL OPERATION OF 4 DEVICES INTEGRATED RECTIFIER BRIDGE WITH ZENER DIODES TO PROTECT AGAINST OVERVOLTAGES LITTLE.

General Description

LS1240A is a monolithic integrated circuit designed to replace the mechanical bell in telephone sets in connection with an electro-acoustical converter.

It can drive directly a piezoceramic converter (buzzer)or a dynamic loudspeaker.

The output current capability of LS1240A is higher than standard ringer.

LS1240A Distributor