Published:2011/7/9 8:13:00 Author:Robert | Keyword: Single-Chip, Micro-Computer, Integrated | From:SeekIC
The CXP80420-1391 is a single-chip micro-computer IC which is widely used in the Japanese Sony series large-screen digital color TV sets.
1.Its functional features.
The CXP85332-108 IC's internal part is mainly made up of central processing unit (CPU), clock oscillation circuit, reset control circuit, I2C bus control circuit, screen display character generating and processing circuit and other some control and auxiliary function circuits and so on. Its internal circuit diagram and pin's function and signal flowing is shown in picture 1.
The picture 1 shows the CXP80420-1391 IC's internal circuit diagram and pin's function and signal flowing.
2.Its pin's letter code and data.
The CXP80420-1391 IC uses 64-pin dual package. Its pin's function is shown in the picture 1 and its working parameters are listed in the table 1.
The table 1 shows the CXP85332-108 IC's working parameters.
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