| Part Number | Description |
|---|---|
| CSP1027 | Voice Band Codec |
| L7583A | Line Card Access Switch |
| L7583C | Line Card Access Switch |
| L7591 | Subscriber Line Interface Circuit Protector |
| T7290A | Line Interface |
| ATT3064 | (ATT3000 Series) Field Programmable Gate Arrays |
| L7581 | Ringing Access Switch |
| L7583B | Line Card Access Switch |
| DSP32C-F35 | Digital Signal Processor |
| DSP32C-M4 | Digital Signal Processor |
| L7582 | Tip Ring Access Switch |
| L7557 | Low-Power SLICs |
| L7556 | Low-Power SLICs |
| USS-720 | USB to IEEE 1284 Bridge |
| ATT3090 | (ATT3000 Series) Field Programmable Gate Arrays |
| ATT3020 | (ATT3000 Series) Field Programmable Gate Arrays |
| ATT3030 | (ATT3000 Series) Field Programmable Gate Arrays |
| ATT3042 | (ATT3000 Series) Field Programmable Gate Arrays |
| L7583D | Line Card Access Switch |
| T7507 | Quad PCM Codec |
| DSP32C | Digital Signal Processor |
| DSP32C-R35 | Digital Signal Processor |
| L7554 | Low-Power SLIC |
| LB1011 | General Purpose SLIC |
