型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

M74HC251C1 / Various,Datasheet,07+,8-Line Digital Multi 訂購(gòu) PDF文檔

M74HC251DP / Various,Datasheet,07+,8-Line Digital Multi 訂購(gòu) PDF文檔

M74HC251FP / Various,Datasheet,07+,8-Line Digital Multi 訂購(gòu) PDF文檔

M74HC253F1R / ST Microelectronics,Datasheet,07+,HC253 DUAL 4 CHANNEL 訂購(gòu) PDF文檔

M74HC253RM13 / ,,,原裝現(xiàn)貨 訂購(gòu) PDF文檔

M74HC253TTR / ST Microelectronics,Datasheet,07+,DUAL 4 CHANNEL MULTI 訂購(gòu) PDF文檔

M74HC257B1N / ST Microelectronics,Datasheet,06/07+,2-Line Digital Multi 訂購(gòu) PDF文檔

M74HC257C1R / ST Microelectronics,Datasheet,06/07+,HC258QUAD 2CHANNEL M 訂購(gòu) PDF文檔

M74HC257DP / Various,Datasheet,07+,2-Line Digital Multi 訂購(gòu) PDF文檔

M74HC257F1R / ST Microelectronics,Datasheet,06/07+,HC258QUAD 2CHANNEL M 訂購(gòu) PDF文檔