Manual USB-DIO-96
14
Chapter 7: Specifications
Digital Inputs (TTL Compatible)
•
Logic High:
2.0 VDC min, 5.5 VDC max
•
Logic Low:
0.8 VDC max, -0.5 VDC min
Digital Outputs
•
Logic High:
2.0 VDC min., source 32 mA
•
Logic Low:
0.55 VDC max., sink 64 mA
Bus Type
•
USB2.0 high-speed (480 Mb/s)
Power
•
Basic 96 bit unit: 318 mA typical (no load)
•
+5 VDC from the USB bus or external power supply depending on user configuration.
The USB bus is specified to provide 500 mA to most desktop environments. This gives
you 182 mA available (500 mA - 318mA = 182 mA). If using more than a total of
500mA, use optional 9 VDC (on board voltage regulator o5 VDC to card)
external power supply and
remove
VUSB jumper and place jumper on VEXT. Then
plug in external power before plugging into USB port .
•
+5V resettable fuse at 0.5A feeds two I/O connectors each
Environmental
•
Operating Temperature:
0 °C. to 70 °C.
•
Storage Temperature:
-40 °C. to +85 °C.
•
Humidity:
0 to 90% RH, non-condensing.
•
Board Dimension:
3.550 x 3.775 inches.
•
Box Dimension:
4.00 x 4.00" x 1.25 inches.
