| 型号 | 制造商 | 描述 | 操作 |
| PF-21A29PQ [更多] | Mallory Sonalert Products Inc | AUDIO PIEZO INDICATOR 3-24V TH RoHS: Compliant | pbFree: Yes | 搜索 查看资料 |
| ECS-96SMF21A20 [更多] | ECS International Inc | MONO XTAL 21.4MHZ 2P 2DB SMD RoHS: Compliant | pbFree: Yes | 搜索 查看资料 |
| 型号 | 制造商 | 描述 | 操作 |
| PF-21A29PQ [更多] | Mallory Sonalert Products Inc | Audio Indicators & Alerts FAST PULSE, 3-24VDC 3KHZ, 85DB, 24X14MM RoHS: Compliant | 搜索 |
| NJU7706F21A2-TE1 [更多] | New Japan Radio Co Ltd | Supervisory Circuits Volt Detector 2.1v RoHS: Compliant | 搜索 |
| NJU7707F21A2-TE1 [更多] | New Japan Radio Co Ltd | Supervisory Circuits Volt Detector 2.1v RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| F21-A2 [更多] | ETRI Rosenburg |
| 搜索 |
| NJU7706F21A2-TE1 [更多] | New Japan Radio Co Ltd | RoHS: Compliant | 搜索 |
| NJU7707F21A2-TE1 [更多] | New Japan Radio Co Ltd | RoHS: Compliant | 搜索 |
