型號 / 廠家，封裝，批號，備注，訂購

SN74LS290DR2 / On Semiconductor,Datasheet,06/07+,DECADE 4-BIT 訂購 PDF文檔

SN-74LS292N / ,,最新批號,原裝現(xiàn)貨 訂購 PDF文檔

SN74LS292N3 / ,Datasheet,06/07+,Programmable 32-Bit 訂購 PDF文檔

SN74LS293DR2 / On Semiconductor,Datasheet,06/07+,DECADE 4-BIT 訂購 PDF文檔

SN74LS297AN / ,,最新批號,現(xiàn)貨庫存 訂購 PDF文檔

SN74LS293FN / Texas Instruments,Datasheet,06/07+,4-Bit Binary Up Coun 訂購 PDF文檔

SN74LS294FN / Texas Instruments,Datasheet,07+,Programmable Frequen 訂購 PDF文檔

SN-74LS297N / ,,最新批號,最新供應 訂購 PDF文檔

SN74LS295BFN / Texas Instruments,Datasheet,07+,4-Bit Shift Register 訂購 PDF文檔

SN74LS295J / Texas Instruments,Datasheet,06/07+,4-Bit Shift Register 訂購 PDF文檔