| Key product |
| Analog Input Number of channels 40 differential or 80 single-ended ADC resolution 16 bits DNL No missing codes guaranteed INL Refer to the AI Absolute Accuracy section. Sample rate 500 kS/s Multichannel maximum 500 kS/s Minimum No minimum Timing resolution 10 ns Timing accuracy 50 ppm of sample rate Input coupling DC Input range ±0.1 V, ±0.2 V, ±0.5 V, ±1 V, ±2 V, ±5 V, ±10 V Maximum working voltage for analog inputs (signal + common mode) ±11 V of AI GND CMRR (DC to 60 Hz) 100 dB Input impedance >10 GΩ in parallel with 100 pF AI- to AI GND >10 GΩ in parallel with 100 pF Device off 820 Ω AI- to AI GND 820 Ω Input bias current ±100 pA Crosstalk (at 100 kHz) -75 dB Non-adjacent channels -88 dB Small signal bandwidth (-3 dB) 1.7 MHz Input FIFO size 4,095 samples Scan list memory 4,095 entries Data transfers DMA (scatter-gather), programmed I/O Overvoltage protection for all analog input and sense channels ±25 V for up to two AI pins Device off ±15 V for up to two AI pins Input current during overvoltage condition ±20 mA max/AI pin |
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