| 型号 | 制造商 | 描述 | 操作 |
| CD74HC4040NSR [更多] | Texas Instruments | Counter ICs Hi-Sp CMOS Logic 12-Stg Binary Count RoHS: Compliant | 搜索 |
| CD74HC4040NSRG4 [更多] | Texas Instruments | Counter ICs Hi Spe CMOS Log 12- Stage Binary RoHS: Compliant | 搜索 |
| CD74HC4040NSRE4 [更多] | Texas Instruments | Counter ICs Hi-Sp CMOS Logic 12-Stg Binary Count RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| CD74HC4040NSR [更多] | Texas Instruments | 搜索 |