| 型号 | 制造商 | 描述 | 操作 |
| LS1240A [更多] | STMicroelectronics | Communication ICs - Various Two-Tone Ringer RoHS: Not compliant | 搜索 |
| E-LS1240A [更多] | STMicroelectronics | Communication ICs - Various Two-Tone Ringer RoHS: Compliant | 搜索 |
| LS1240AD1 [更多] | STMicroelectronics | Communication ICs - Various Two-Tone Ringer RoHS: Not compliant | 搜索 |
| LS1240AD1013TR [更多] | STMicroelectronics | Communication ICs - Various Two-Tone Ringer | 搜索 |
| E-LS1240AD1 [更多] | STMicroelectronics | Communication ICs - Various Two-Tone Ringer RoHS: Compliant | 搜索 |
| DM74ALS1240AWM [更多] | ON Semiconductor | Buffers & Line Drivers DISC BY MFG 2/02 RoHS: Not compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| LS1240AD1 [更多] | STMicroelectronics | Telecom Ringer Phone 1740Hz to 2140Hz/1220Hz to 1600Hz 8-Pin SO N Tube - Rail/Tube (Alt: LS1240AD1) RoHS: Not Compliant | 搜索 |
| LS1240AD1013TR [更多] | STMicroelectronics | Telecom Ringer Phone 1740Hz to 2140Hz/1220Hz to 1600Hz 8-Pin SO N T/R - Tape and Reel (Alt: LS1240AD1013TR) RoHS: Not Compliant | 搜索 |
