| 型号 | 生产厂家/品牌 | 封装 | 库存 | 规格 |
| TC74HC540AP | TOSHIBA | DIP20 | 921PCS |  |
| TC74HC540AP | TOSHIBA | DIP20 | 100PCS | |
| TC74HC574AP | TOSHIBA | DIP20 | 100PCS | |
| TC74HC574AP | TOSHIBA | DIP20 | 100PCS | |
| TC74HC688AP | TOSHIBA | DIP20 | 100PCS | |
| TC74HC7244AP | TOSHIBA | DIP20 | 100PCS | |
| TC74HCT374AP | TOSHIBA | DIP20 | 120PCS | |
| UPD74HC245C | NEC | DIP20 | 100PCS | |
| UPD74HC245C | NEC | DIP20 | 100PCS | |
| UPD74HC273C | NEC | DIP20 | 100PCS | |
| 74ABT2952N | S | DIP24 | 330PCS | |
| 74ABT827N | S | DIP24 | 100PCS | |
| 74ACT646N | MOT | DIP24 | 990PCS | |
| 74ACT652EN | TI | DIP24 | 540PCS | |
| 74ALS646-1NT | TI | DIP24 | 100PCS | |
