| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | HD74LS221 | Dual Monostable Multivibrators | 91K |
|
|
| 2 | HD74LS221 | Ouadruple 2-input Positive NAND Gates | 7129K |
|
|
| 3 | HD74LS221 | Dual Monostable Multivibrators | 107K |
|
|
| 4 | HD74LS221P | Monostable Multivibrator | 310K |
|
|
| 5 | HD74LS221P | Dual Monostable Multivibrators | 107K |
|
|
| 6 | HD74LS221RPEL | Dual Monostable Multivibrators | 107K |
|
|
