National Instruments NI 9401 - page 13

© National Instruments Corp. 13 NI 9401 Operating Instructions and Specifications
Digital logic levels
Input
Voltage................................. 5.25 V max
High, VIH..............................2 V min
Low, VIL...............................0.8 V max
Output
High, VOH.............................5.25 V max
Sourcing 100 μA........... 4.7 V min
Sourcing 2 mA...............4.3 V min
Low, VOL
Sinking 100 μA............. 0.1 V max
Sinking 2 mA.................0.4 V max