Datasheet4U Logo Datasheet4U.com

CH450 LED drive and keyboard controller

CH450 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.

CH450 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

📥 Download Datasheet

Preview of CH450 PDF
datasheet Preview Page 2 datasheet Preview Page 3

Datasheet Details

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

📁 Related Datasheet

  • CH450FPT - SCHOTTKY BARRIER DIODE (Chenmko Enterprise)
  • CH402DPT - SCHOTTKY BARRIER DIODE (Chenmko Enterprise)
  • CH402H-40PT - SCHOTTKY BARRIER DIODE (Chenmko Enterprise)
  • CH402N1PT - SCHOTTKY BARRIER DIODE (Chenmko Enterprise)
  • CH4036 - Power Transistors (RCA)
  • CH4037 - Power Transistors (RCA)
  • CH411 - Hall-effect latch (Cosemitech)
  • CH412 - Hall-effect latch (Cosemitech)

📌 All Tags

LED drive and keyboard controller ETC
ETC CH450-like datasheet