CH450 LED drive and keyboard controller

Description

w w w .D a t a S h e e t .c o .k r The DataSheet of CH450 (the first) 1 LED drive and keyboard control chip CH450 English DataSheet Version:1C h.
Positive power, the persistent current is no less than 100mA Public ground, the persistent current is no less than 100mA Segment drive of numeric LEDs.

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Datasheet Specifications

Part number: CH450
Manufacturer: ETC
File Size: 227.66 KB
Datasheet: CH450_ETC.pdf
Description: LED drive and keyboard controller

Features

* Set display current drive layer internal, the segment current is no less than 15mA, the word current is no less than 80mA.
* Dynamically display scan control, directly drive six bits numeric LEDs or forty eight LEDs.
* Set forty eight keys keyboard controller internal, basic on 8×6 mat

CH450 Distributors

📁 Related Datasheet

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CH450 LED drive and keyboard controller ETC

ETC CH450-like datasheet