CF1155/SM1155数据手册NPC中文资料规格书

描述 Description

The CF(SM)1155 series are CMOS melody LSIs that, together with a battery and piezoelectric buzzer. They also feature an oscillator stop function in non-play mode and a variable pull-down resistance function that responds to input levels in order to reduce power consumption, reduce cost, and extend battery life, making them ideal in a wide range of applications including the hold sound for telephones, greeting cards and toys.

特性 Features

●Requires few external components
●1.2 to 3.6V wide operating voltage range
●Low power consumption
●Oscillator stop function in non-play mode
●Package:SOP-8-052044-1, chip form

应用 Application

TelephonesGreeting cardsToys