
| 部件型号 | 厂商 | 描述 |
|---|---|---|
MM74HC393M_Q |
Fairchild Semiconductor | Counter ICs Dl 4-Bit Binary Ctr |
74VHC163SJ_Q |
Fairchild Semiconductor | Counter ICs 4-Bit Binary Counter |
MM74C925N |
Fairchild Semiconductor | Counter ICs 4-Digit Counters |