| DS21Q352 | Line Interface |
| DS21Q41B | Framer |
| DS21Q43A | Framer |
| DS21Q348 | Line Interface |
| DS21Q554 | Line Interface |
| DS21Q42 | Framer |
| DS21Q48 | Line Interface |
| DS21Q552 | Line Interface |
| DS21Q55 | Line Interface |
| DS21Q44 | Framer |
| DS21Q354 | Line Interface |
| DS21Q59 | Line Interface |
| DS21Q50 | Line Interface |
| DS21Q41B | Framer |
| DS21Q43A | Framer |
| DS21Q348 | Line Interface |
| DS21Q42 | Framer |
| DS21Q48 | Line Interface |
| DS21Q55 | Line Interface |
| DS21Q44 | Framer |