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CH421DS1.PDF
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CH421 datasheet. Bidirectional buffer interface chip. The CH421 supports parallel port communication, asynchronous data exchange, no need to synchronization or waiting during read/write operations. The maximum transfer speed is not less than 7Mbytes per second. It can be used for 8-bit parallel port exchange data between two MCUs. |
2.1 |
2021-11-29 |
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PRODUCT_GUIDE.P...
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Electronic selection of product selection manual, please refer to related product technical manual for more technical information. |
3.3 |
2024-07-06 |
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PACKAGE.PDF
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Common package dimensions for CH series ICs: DIP, SKDIP, SDIP, SOP, SSOP, MSOP, QFP, LQFP, QFN, ... |
3.6 |
2023-12-20 |