| Speed Class | Slow | Medium | Fast | MADC-II |
| ADC | 16-bit, multiplexed | 16-bit, simultaneous | 12-bit, simultaneous | 14-bit, multiplexed |
| Settling Problem | Yes | No | No | Yes |
| Accuracy | 14-bit, guaranteed | |||
| No. of channels | 4 x 16 (1), differential inputs | 16, differential inputs | 8, differential inputs | 64, differential inputs |
| Input range | 10V to -10V | 10V to -10V | 5V to 0V | 10V to -10V |
| Digitize rate | 160KHz | 100KHz | 20MHz | 50KHz |
| Sample rate per channel | 10KHz | 100KHz | 20MHz | 780Hz |
| Buffer | 1.28M bytes, RAM | 320K bytes, RAM | 8 FIFO, 32K bytes each | |
| Buffer fill time | 1 sec | 100 ms | 800 us | |
| Application | List, FTP (1) | (FTP (1)), SNP (2) | SNP (2) | |
| Cost (3) | $18 per channel | $118 per channel | $115 per channel | $58 per ch. |
| Notes: | ||||
| (1) 4 x 16 = 4 groups of 16 | ||||
| (2) FTP = Fast Time Plot | ||||
| (3) SNP = Snapshot | ||||
| (4) Rough cost estimate on digitizer, excluding cables, panels, controller/communication module. | ||||