PTC
5316
DIP
HLF/洪利发
50000
DIP
PTC/普诚
175
DIP
PTC/普诚
4000
DIP-18
PTC/普诚
3668
SOP20
PTC/普诚
448
DIP
PTC/普诚
443
SOP20
PTC/普诚
590
SOP20
PTC
8560
SOP20
PTC
8560
DIP
PTC
8560
SOP20
PTC/Princeton Technology Corpo
20366
DIP
PTC/Princeton Technology Corpo
4000
DIP-18
45990
N/A
49100
N/A