CS4121 系列
| 製造商零件# | 描述 | 製造商 | 有存貨 | 手術 |
| CS4121EDWF20 | IC TACH/SPEEDO DRIVER 20-SOIC | onsemi | 5573 |
|
| CS4121ENF16 | IC TACH/SPEEDO DRIVER 16-DIP | onsemi | 6042 |
|
| CS4121ENF16G | IC TACH/SPEEDO DRIVER 16-DIP | onsemi | 8899 |
|