型號(hào) / 廠家，封裝，批號(hào)，備注，訂購

54LS90DMQB / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 訂購 PDF文檔

54LS90FMQB / National Semiconductor,Datasheet,07+,BCD-Output Decade Up 訂購 PDF文檔

54LS91W / Raytheon Electronics,Datasheet,07+,8-Bit Shift Register 訂購 PDF文檔

54LS92DM / Texas Instruments,Datasheet,07+,DIVIDE-BY-TWELVE COU 訂購 PDF文檔

54LS92FM / Texas Instruments,Datasheet,07+,DIVIDE-BY-TWELVE COU 訂購 PDF文檔

54LS92J/B / REI,原廠原裝,08+07+,7到10天國際現(xiàn)貨 訂購 PDF文檔

54LS92W / Raytheon Electronics,Datasheet,07+,Binary Up 訂購 PDF文檔

54LS93DM / Various,Datasheet,07+,4-Bit Binary Up Coun 訂購 PDF文檔

54LS93FM / Various,Datasheet,07+,4-Bit Binary Up Coun 訂購 PDF文檔

54LS93W / Raytheon Electronics,Datasheet,07+,4-Bit Binary Up Coun 訂購 PDF文檔