| 789887-01 - NI - USB-6421, 16-BIT, 250KS/S (16AI, | |
| Function | Multifunction I/O |
| Type | DAQ Device |
| Bus Connection | USB C |
| Front Connection | Spring Terminal |
| Number of Inputs and Type | 16 - Analog (Single-Ended, 8 - Differential) |
| Input Range | ±200mV, ±1V, ±5V, ±10V |
| Input Resolution | 16 Bits |
| Number of Outputs and Type | 2 - Analog |
| Output Range | ±10V |
| Output Resolution | 16 Bits |
| Bidirectional Channels | 16 |
| Counter/Timers | 4 |
| Sampling Rate (Per Second) | 250k - Multiplexed |