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全新HD74HC02D HD74HC01P HD74HC00P HD74H139P HD74H125P
HD74H139P HD74HC00 HD74HC00FP HD74HC00FPEL原装
HD74HC244P HD74HC245P HD74LS139P HD74LS74AP HDC1080DMB 芯片
HD SN74HC 74HC125 132 138 139 147 148 48 73 76 N P 直插-DIP
新MN74HC153 HD17451FP TC40H139F TC40H153P T
贴片直插HD74HC221P，HD74LS139P，HD74LS145P，HD74LS240P
R2J20602NP HD74HC00FP HD74HC138P HD74HC139P R2J20602NP 9
原SN74ALS623AN SN74LS139AN MB7122H HD74HC4052P
