NATIONAL
10
DM74LS241
FAIRCHILD
19960
NA
NS
840
DIP-20
ON Semiconductor
7300
20-PDIP
FSC
20000
NA
FAIR
8888
原装原封
FCS
1900
DIP
NAT
19889
DIP
FSC
34
DIP-20
NS
5000
DIP
FAIRCHILD
3600
B4(大指20脚)
FAIRCHILD
10216
原厂原装
ON Semiconductor
65200
20-PDIP
FAIRCHILD/仙童
4050
NA/
FAI
65480