型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

SN54LS249W / Various,Datasheet,06/07+,7-Segment Display Dr 訂購(gòu) PDF文檔

SN54LS253FK / Texas Instruments,Datasheet,06/07+,DUAL 4-LINE TO 1-LIN 訂購(gòu) PDF文檔

SN54LS257BW / Texas Instruments,Datasheet,07+,QUADRUPLE 2-LINE TO 訂購(gòu) PDF文檔

SN54LS258B / Texas Instruments,Datasheet,06/07+,QUADRUPLE 2-LINE TO 訂購(gòu) PDF文檔

SN54LS258BFK / Texas Instruments,Datasheet,07+,QUADRUPLE 2-LINE TO 訂購(gòu) PDF文檔

SN54LS251FK / Texas Instruments,Datasheet,06/07+,DATA SELECTORS/MULTI 訂購(gòu) PDF文檔

SN54LS257AW / Various,Datasheet,07+,2-Line Digital Multi 訂購(gòu) PDF文檔

SN54LS257B / Texas Instruments,Datasheet,06/07+,QUADRUPLE 2-LINE TO 訂購(gòu) PDF文檔

SN54LS257W / Various,Datasheet,06/07+,2-Line Digital Multi 訂購(gòu) PDF文檔

SN54LS258BW / Texas Instruments,Datasheet,06/07+,QUADRUPLE 2-LINE TO 訂購(gòu) PDF文檔