CHO4T1218 Single-Chip Micro-Computer Integrated Circuit

Published:2011/6/14 23:34:00 Author:Robert | Keyword: Single-Chip, Micro-Computer, Integrated | From:SeekIC

The CHO4T1218 is a single-chip micro-computer integrated circuit which is widely used in Changhong, Toshiba etc. digital color TV. The CHO4T1218 integrated circuit has internal central processing unit (CPU), clock oscillation circuit, reset control circuit, key commanding signal decoding circuit, I(2)C bus control circuit, remote control telecommand signal processing circuit, screen displaying and character generating and processing circuit, standby power and starting power control circuit, TV/AV control circuit, subwoofer control circuit, white balance control circuit and some other control or secondary function circuit. Its internal circuit disgram and pin functions and signal flow is shown in picture 1.



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