CF1156中文资料Melody IC数据手册NPC规格书

描述 Description

The CF1156 series are CMOS melody LSIs with built-in LED driver that, together with a battery and piezoelectric buzzer, operate in one of 3 melody modes determined by input level or bonding options. 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 greeting cards and toys.

特性 Features

●LED direct drive
●Requires few external components
●2.0 to 3.6V wide operating voltage range
●Low power consumption
●3 melody modes (bonding option)
Level hold 1
Level hold 2
One-shot
●Package:Chip form