DM74ALS27
FAIRCHILD
19960
NA
ONSEMI
9000
NA
NSC
700000
SOP14
NS/国半
2218
SOP14
FAIRCHILD/仙童
9852
onsemi(安森美)
3238
SOP14
NSC
589220
Fairchild(飞兆/仙童)
20094
NA
NS
8000
DIP14
NSC
8230
SOP20
NS
9860
DIP-14
NS/国半
6000
SOP7.2
TI
39890
DIP-20
TI
39890
DIP-20
FAIRCHILD/仙童
9000
SOP20