制造商:NEC
制造商全称:NEC
功能描述:256 BIT BIPOLAR TTL
UPB403D
UPB403D 陶
UPB403D陶
UPB406
UPB406D-T
UPB416C-5
UPB421-1
UPB424-1
UPB424D陶封
UPB425