w w w . D a t a S h e e t . c o . k r
The DataSheet of CH450 (the first)
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LED drive and keyboard control chip CH450
English DataSheet Version:1C http://wch.cn
1. Introduction
CH450 is numeric LEDs display drive and keyboard scan control chip. CH450 sets clock surging circuit internal, drives six bits numeric LEDs or forty-eight LEDs automatically. And i...
