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, VIH....................2.0 V min; 5.25 V max
Input low voltage, VIL......................0 V min; 0.8 V max
Output logic levels
Output high voltage, VOH,
sourcing 3mA .................................2.7 V min; 3.3 V max
Output low voltage, VOL,
sinking 3 mA...................................0.07 V min; 0.54 V max
Overvoltage protection
at –20 to 70°C ........................................±20 V (maximum 2 pins
inovervoltage)
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%