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SN74LVCZ245ADWR CD74ACT240M CY74FCT2573CTSOC SN75C185DW
SN74ACT373DWR SN74ACT374DWR SN74ACT574DWR CD74HC240M
ACT240M 贴片SOP7.2 进口TI SN74ACT240M CD74ACT240M96
贴片直插SN74ALS00AN SN74ACT240M SN6LB184DG4 SN74AC86PWR 5
