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© National Instruments Corp. 13 NI 9225E Operating Instructions and Specifications
Specifications
The following specifications are typical for the range –40 to 85 °C
unless otherwise noted. All voltages are relative to the AI– signal
on each channel unless otherwise noted.
Input Characteristics
Number of channels..........................3 analog input channels
ADC resolution.................................24 bits
Type of ADC.....................................Delta-Sigma (with analog
prefiltering)
Sampling mode.................................Simultaneous
Internal master timebase (f
M
)
Frequency...................................12.8 MHz
Accuracy.....................................±100 ppm max
Data rate range (f
s
) using internal master timebase
Minimum....................................1.613 kS/s
Maximum ...................................50 kS/s