74ACT253
NS/国半
450
SOP5.2
74ACT253
FSC
50000
SOP-16/5.2mm
74ACT253
HITACHI
340
SOP-5.2
74ACT253
FAIRCHILD/仙童
40
NA/
74ACT253
FSC
20000
SMD
74ACT253
NSC
9856
SMD-SO16
74ACT253
2700
SOP
74ACT253
39
74ACT253
FAIRCHILD
16
SOP3.9
74ACT253
NSC
37
74ACT253
FSC
340
SOP-16/5.2mm
74ACT253
原装FAIRCHILD
5000
SOP-16
74ACT253
FAIRCHILD/仙童
18
SOP16
74ACT253
FAIRCHILD/仙童
3000
SOP16
74ACT253
NS/国半
50000
SOP5.2