74F280PC
NS
8500
DIP-14
74F280PC
TI(德州仪器)
907
PDIP14
74F280PC
NS/国半
950
DIP-14
74F280PC
FAI
20000
DIP14
74F280PC
FCS
2987
DIP
74F280PC
NS/国半
32
DIP-14
74F280PC
FAIRCHILD/仙童
65428
DIP
74F280PC
NSC
9856
NA
74F280PC
FAI
7
DIP-14
74F280PC
5000
74F280PC
Fairchild/ON
9000
14PDIP
74F280PC
FAIRCHILD
6540
DIP14
74F280PC
FAIRCHILDSEMICONDUCTOR
80000
NA
74F280PC
ON-安森美
9328
DIP-14
74F280PC
FAIRCHILD/仙童
9600
DIP