序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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1 | HD74LS40 | Dual 4-input Positive NAND Buffers | 46K | ||
2 | HD74LS40 | Ouadruple 2-input Positive NAND Gates | 7129K | ||
3 | HD74LS40 | Dual 4-input Positive NAND Buffers | 149K | ||
4 | HD74LS40FPEL | Dual 4-input Positive NAND Buffers | 149K | ||
5 | HD74LS40P | Dual 4-input NAND Gate | 46K |