| 403601 | CS61353A-IL1 | E1 line interface unit | Cirrus Logic |
| 403602 | CS61353A-IP1 | E1 line interface unit | Cirrus Logic |
| 403603 | CS61535A | T1/E1 Line Interface Unit for PCM applications | Cirrus Logic |
| 403604 | CS61535A-IL1 | T1/E1 LINE INTERFACE | Cirrus Logic |
| 403605 | CS61535A-IP1 | T1/E1 LINE INTERFACE | Cirrus Logic |
| 403606 | CS61574A | T1/E1 Line Interface Unit for Stratum 4 Applications | Cirrus Logic |
| 403607 | CS61574A-IL1 | E1 line interface unit | Cirrus Logic |
| 403608 | CS61574A-IP1 | E1 line interface unit | Cirrus Logic |
| 403609 | CS61574A/75 | T1/E1 Line Interface Unit for Stratum-4 applications | Cirrus Logic |
| 403610 | CS61575 | T1/E1 LINE INTERFACE | Cirrus Logic |
| 403611 | CS61575-IL1 | E1 line interface unit | Cirrus Logic |
| 403612 | CS61575-IP1 | E1 line interface unit | Cirrus Logic |
| 403613 | CS61577 | T1/E1 Low Power Line Interface Unit | Cirrus Logic |
| 403614 | CS61577-IL1 | T1/E1 LINE INTERFACE | Cirrus Logic |
| 403615 | CS61577-IL1 | T1/E1 LINE INTERFACE | Crystal Semiconductor Corporation |
| 403616 | CS61577-IP1 | T1/E1 LINE INTERFACE | Cirrus Logic |
| 403617 | CS61577-IP1 | T1/E1 LINE INTERFACE | Crystal Semiconductor Corporation |
| 403618 | CS61581 | Universal Line Interface Unit | Cirrus Logic |
| 403619 | CS61581-IL | T1/E1 universal line interface | Cirrus Logic |
|
| 403620 | CS61581-IP | T1/E1 universal line interface | Cirrus Logic |
| 403621 | CS61582 | Dual T1/E1 Line Interface Unit with DPM | Cirrus Logic |
| 403622 | CS61582-IQ5 | DUAL T1/E1 LINE INTERFACE | Cirrus Logic |
| 403623 | CS61583 | Dual T1/E1 Line Interface Unit for framer-less applications | Cirrus Logic |
| 403624 | CS61583-IL5 | Dual T1/E1 line interface | Cirrus Logic |
| 403625 | CS61583-IQ5 | Dual T1/E1 line interface | Cirrus Logic |
| 403626 | CS61584-IL3 | Dual T1/E1 line interface 3.3V | Cirrus Logic |
| 403627 | CS61584-IL5 | Dual T1/E1 line interface 3.3V | Cirrus Logic |
| 403628 | CS61584-IQ3 | Dual T1/E1 line interface 3.3V | Cirrus Logic |
| 403629 | CS61584-IQ5 | Dual T1/E1 line interface 3.3V | Cirrus Logic |
| 403630 | CS61584A | 3.3V/5V Dual T1/E1 Line Interface Unit | Cirrus Logic |
| 403631 | CS61600 | PCM Jitter Attenuator | Cirrus Logic |
| 403632 | CS61600-IP1 | PCM jitter attenuator 2.048MHz | Cirrus Logic |
| 403633 | CS61600-IP1 | PCM JITTER ATTENUATOR | Crystal Semiconductor Corporation |
| 403634 | CS61880 | Octal E1 Line Interface Unit | Cirrus Logic |
| 403635 | CS61880 | Octal E1 Line Interface Unit | Cirrus Logic |
| 403636 | CS61881 | Octal E1 Analog Front End | Cirrus Logic |
| 403637 | CS61881-IB | Octal E1 analog front end | Cirrus Logic |
| 403638 | CS61881-IQ | Octal E1 analog front end | Cirrus Logic |
| 403639 | CS61884 | Octal T1/E1/J1 Line Interface Unit | Cirrus Logic |
| 403640 | CS61884 | Octal T1/E1/J1 Line Interface Unit | Cirrus Logic |
