型號(hào) / 廠(chǎng)家，封裝，批號(hào)，備注，訂購(gòu)

SN54LS490W / Various,Datasheet,06/07+,BCD-Output Decade Up 訂購(gòu) PDF文檔

SN54LS491A / Monolithic Memories,Datasheet,06/07+,LSI Data Book 1986 訂購(gòu) PDF文檔

SN54LS491A28L / Various,Datasheet,06/07+,Binary Up-Down 訂購(gòu) PDF文檔

SN54LS491AJS / Various,Datasheet,07+,Binary Up-Down .. 訂購(gòu) PDF文檔

SN54LS491AW / Various,Datasheet,06/07+,Binary Up-Down 訂購(gòu) PDF文檔

SN54LS498L / Various,Datasheet,06/07+,8-Bit Shift Register 訂購(gòu) PDF文檔

SN54LS49W / Texas Instruments,Datasheet,07+,BCD-TO-SEVEN-SEGMENT 訂購(gòu) PDF文檔

SN54LS51 / Texas Instruments,Datasheet,06/07+,AND-OR-INVERT GATES 訂購(gòu) PDF文檔

SN54LS51FK / Texas Instruments,Datasheet,07+,AND-OR-INVERT GATES 訂購(gòu) PDF文檔

SN54LS520AJ / ,,最新批號(hào),現(xiàn)貨庫(kù)存 訂購(gòu) PDF文檔