型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

SN54/74LS22 / On Semiconductor,Datasheet,07+,DUAL 4-INPUT NAND GA 訂購(gòu) PDF文檔

SN54/74LS221 / On Semiconductor,Datasheet,06/07+,DUAL MONOSTABLE MULT 訂購(gòu) PDF文檔

SN54/74LS240 / On Semiconductor,Datasheet,06/07+,OCTAL BUFFER/LINE DR 訂購(gòu) PDF文檔

SN54/74LS241 / On Semiconductor,Datasheet,07+,OCTAL BUFFER/LINE DR 訂購(gòu) PDF文檔

SN54/74LS242 / On Semiconductor,Datasheet,07+,QUAD BUS TRANSCEIVER 訂購(gòu) PDF文檔

SN54/74LS247 / On Semiconductor,Datasheet,06/07+,BCD-TO-SEVEN-SEGMENT 訂購(gòu) PDF文檔

SN54/74LS251 / On Semiconductor,Datasheet,06/07+,8-INPUT MULTIPLEXER 訂購(gòu) PDF文檔

SN54/74LS256 / On Semiconductor,Datasheet,06/07+,DUAL 4-BIT ADDRESSAB 訂購(gòu) PDF文檔

SN54/74LS258B / On Semiconductor,Datasheet,06/07+,QUAD 2-INPUT MULTIPL 訂購(gòu) PDF文檔

SN54/74LS27 / On Semiconductor,Datasheet,06/07+,Triple 3-Input NOR G 訂購(gòu) PDF文檔