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丝印MC74HC157J MC74HC157F MC74HC157A MC74HC154N MC74HC153N
丝印MC74HC1G08DFT2GH MC74FST3257DTR2G MC74F157AM/B2AJC
贴片直插MCP6002T-I/MS MC56F8357VPYE MC74HC157AFEL 5
原装74AS157 74ALS04B 74HC4040 MC74HC175F
原74AS157 74ALS04B 74HC4040 MC74HC175F
MC74HC157ADR2G MC74HC390ADR2G TLP700F(ABB-TP原装
新MC68HC705PL4BDW AS81F281642C-6P M74HCT157RM13TR