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74HC系列芯片PDF资料 74HC00至74HC943各芯片集合压缩包；74HC4016至74HC4543各芯片集合压缩包；还有74HC7266,希望能对大家有用呵。
74HC03.PDF英文资料 74HC/HCT03 Quad 2-input NAND gate
PDF文档，可以方便地了解74HC245的技术性能、应用说明等。
包括74HC595的全部参数,及管脚分布.全英文PDF 有图详细说明
74HC1G14.pdf
The ’HC40103 and CD74HCT40103 are manufactured with high speed silicon gate technology and consist o
引脚、功能等相关介绍
74HC4538
Each circuit funcTIons as a NAND gate, but because of the Schmitt acTIon, it has different input thr
The ’HC00 devices contain four independent 2-input NAND gates. They perform the Boolean funcTIon Y =
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