PTC
6528
SOP20
PTC/普诚
19431
DIP
PTC/普诚
4000
DIP-18
PTC/Princeton Technology Corpo
4000
DIP-18
PTC/Princeton Technology Corpo
20366
DIP
PTC/Princeton Technology Corpo
4599
SOP18
PTC
4500
SOP18
PTC
4500
SOP20
PTC
4500
DIP
SSCP
19451
SSCP
PTC
19889
SOP/DIP
PTC/普诚
80000
TI
PTC
9800
DIP
SSCP
9800
SSCP
PTC
8800
DIP