| 1716121 | XRT5997 | Seven Channel E1 Line Interface Unit | Exar |
| 1716122 | XRT59L91 | Single Chip E1 Line Interface Unit | Exar |
| 1716123 | XRT6164 | Digital Line Interface Transceiver | Exar |
| 1716124 | XRT6164A | Digital Line Interface Transceiver | Exar |
| 1716125 | XRT6165 | Codirectional Digital Data Processor | Exar |
| 1716126 | XRT6166 | Codirectional Digital Data Processor | Exar |
| 1716127 | XRT65118A | Voice Switched Speakerphone Circuit | Exar |
| 1716128 | XRT71D00 | Single-Chip Jitter Attenuator for High-Speed DS3/E3 WANs | Exar |
| 1716129 | XRT71D00IQ | E3/DS3/STS-1 JITTER ATTENUATOR/STS-1 TO DS3 DESYNCHRONIZER | Exar |
| 1716130 | XRT71D03 | DS3/E3 Jitter Attenuator | Exar |
| 1716131 | XRT71D04 | DS3/E3 Jitter Attenuator | Exar |
| 1716132 | XRT7250 | DS3/E3 Framer IC | Exar |
| 1716133 | XRT7288 | CEPT1 Line Interface Unit | Exar |
| 1716134 | XRT7295 | DS3/STS-1/SONET Integrated Line Receiver | Exar |
| 1716135 | XRT7295AE | DS3 / STS-1 Integrated Line Receiver | Exar |
| 1716136 | XRT7295AT | DS3 / STS-1 Integrated Line Receiver | Exar |
| 1716137 | XRT7295E | E3 (34.368 Mbps) Integrated Line Receiver | Exar |
| 1716138 | XRT7296 | DS3/STS-1/E3 Integrated Line Transmitter | Exar |
| 1716139 | XRT7298 | DS2/STS-1 E3 Integrated Line Transmitter | Exar |
|
| 1716140 | XRT72L50 | Single-Channel DS3/E3 Framer IC with HDLC Controller | Exar |
| 1716141 | XRT72L52 | Two-Channel DS3/E3 Framer IC with HDLC Controller | Exar |
| 1716142 | XRT72L53 | Three-Channel DS3/E3 Framer | Exar |
| 1716143 | XRT72L54 | Four-Channel DS3/E3 Framer IC | Exar |
| 1716144 | XRT72L56 | Six-Channel DS3/E3 Framer IC | Exar |
| 1716145 | XRT72L58 | Eight-Channel DS3/E3 Framer IC | Exar |
| 1716146 | XRT72L71 | Single-Chip, Single-Channel ATM UNIs for DS3 ATM | Exar |
| 1716147 | XRT7300 | DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716148 | XRT7302 | 2 Channel E3 | Exar |
| 1716149 | XRT73L00 | E3/DS3/STS-1 Line Interface Unit | Exar |
| 1716150 | XRT73L00A | DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716151 | XRT73L02A | Two Channel DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716152 | XRT73L02M | Two Channel DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716153 | XRT73L03B | Three Channel E3/DS3/STS-1 Line Interface Unit | Exar |
| 1716154 | XRT73L04A | Four-Channel DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716155 | XRT73L04B | Four-Channel DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716156 | XRT73L06 | Six-Channel DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716157 | XRT73LC00 | E3/DS3/STS-1 Line Interface Unit | Exar |
| 1716158 | XRT73LC03A | 3 Channel DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716159 | XRT73LC04A | 4-Channel DS3/E3/STS-1 Line Interface Unit | Exar |
| 1716160 | XRT73R06 | Six Channel DS3/E3 Line Interface Unit (LIU) with R3 Technology | Exar |
