| 型号 | 厂家 | 描述 | 大小 | 页数 | 厂家标志 |
|---|---|---|---|---|---|
| U4082B-A | KB | ||||
| U4078B | TEMIC Semiconductors | Tone Ringer Interface with DC/DC Converter | 49 KB | 5 |  |
| U4030 | TEMIC Semiconductors | Tone Ringer Interface with DC/DC Converter | 49 KB | 5 | |
| U4092B-MSD | TEMIC Semiconductors | Tone Ringer Interface with DC/DC Converter | 49 KB | 5 | |
| U4072B | List of Unclassifed Manufacturers | TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP | 188 KB | 1 |  |
| U4056B | List of Unclassifed Manufacturers | TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP | 188 KB | 1 | |
| U4076B-A | List of Unclassifed Manufacturers | TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP | 188 KB | 1 | |
| U4056 | List of Unclassifed Manufacturers | TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP | 188 KB | 1 | |
| U4055B | TEMIC Semiconductors | Low-Voltage Electronic Speech Circuit with Dialer Interface | 150 KB | 10 | |
| U405 | INTERSIL CORPORATION | N-CHANNEL JFET | 4130 KB | 122 |  |
| U4091BM-M | INTERSIL CORPORATION | N-CHANNEL JFET | 4130 KB | 122 | |
| U4082BAFL | INTERSIL CORPORATION | N-CHANNEL JFET | 4130 KB | 122 | |
| U4091BMMFN | INTERSIL CORPORATION | N-CHANNEL JFET | 4130 KB | 122 | |
| U403 | INTERSIL CORPORATION | N-CHANNEL JFET | 4130 KB | 122 | |
| U404NL | INTERSIL CORPORATION | N-CHANNEL JFET | 4130 KB | 122 | |
| U4083BA | INTERSIL CORPORATION | N-CHANNEL JFET | 4130 KB | 122 | |
