Appendix A
Specifications
DAQPad-MIO-16XE-50 User Manual
A-2
ni.com
Overvoltage protection ...........................±25 V powered on,
±15 V powered off
Inputs protected ...............................ACH<0..15>, AISENSE
FIFO buffer size......................................512 samples
Data transfers ..........................................Interrupts, programmed I/O
Configuration memory size ....................512 words
Transfer Characteristics
Relative accuracy....................................±0.5 LSB typ, ±1 LSB max
DNL ........................................................±0.5 LSB typ, ±1 LSB max
No missing codes....................................16 bits, guaranteed
Offset error
Pregain error after calibration..........±3 µV max
Pregain error before calibration.......±1 mV max
Postgain error after calibration ........±76 µV max
Postgain error before calibration .....±4 mV max
Gain error (relative to calibration reference)
After calibration (gain = 1)..............±30.5 ppm of reading max
Before calibration ............................±2,250 ppm of reading max
With gain error adjusted to 0 at gain = 1
Gain = 2, 10 .....................................±100 ppm of reading
Gain = 100 .......................................±250 ppm of reading
Amplifier Characteristics
Input impedance
Normal, powered on ........................20 G
Ω
in parallel with 100 pF
Powered off .....................................820
Ω
min
Overload ..........................................820
Ω
min