SN74LS540DBR,丝印代码:LS540,封装:20,厂家:TI - 芯片丝印反查网

marking code, top mark, smd code, device marking, top marking, device code
型号:SN74LS540DBR
丝印代码:LS540
厂家:TI
封装:20
脚针数:0
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