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NI sbRIO-960x 22 ni.com
3.3 V Digital I/O
Number of DIO channels........................110
Maximum tested current per channel .....3 mA
Maximum total current, all lines.............330 mA
Maximum tested DIO frequency ............10 MHz
Input logic levels
Input high voltage, V
IH
....................2.0 V min; 5.25 V max
Input low voltage, V
IL
......................0 V min; 0.8 V max
Output logic levels
Output high voltage, V
OH
,
sourcing 3 mA .................................2.7 V min; 3.3 V max
Output low voltage, V
OL
,
sinking 3 mA ...................................0.07 V min; 0.54 V max
Overvoltage protection
at –20 to 70 °C........................................±20 V (maximum 2 pins
in overvoltage)
Posistor (PRG18BB330MS1RB from Murata)
Maximum peak
abnormal-condition current .............760 mA
Maximum hold current at 25 °C......36 mA
Maximum hold current at 70 °C......20 mA
Trip current at 25 °C........................71 mA
Resistance at 25 °C..........................33 Ω ±20%