HH1621

可以直接替代HT1621,性价比很高，欢迎大家使用.

Operating voltage : 2.4V~5.2V

Built-in 256kHz RC oscillator

External 32.768kHz crystal or 256kHz frequency source input

Selection of 1/2 or 1/3 bias, and selection of 1/2 or 1/3 or 1/4 duty LCD
applications

Internal time base frequency sources

Two selectable buzzer frequencies (2kHz/4kHz)

Power down command reduces power consumption

Built-in time base generator and WDT

型号/规格

HH1621

品牌/商标

内存大小

供应HH1621