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Digital I/O
© National Instruments Corporation
Number of channels
6025E .............................................. 32 input/output
6023E and 6024E............................ 8 input/output
Compatibility ......................................... TTL/CMOS
DIO<0..7>
Digital logic levels
Input low voltage
Input high voltage
Input low current (V
Input high current (V
Output low voltage (I
Output high voltage (I
Power-on state ........................................ Input (High-Z),
Data transfers ......................................... Programmed I/O
PA<0..7>,PB<0..7>,PC<0..7>
♦
6025E only
Digital logic levels
Input low voltage
Input high voltage
Input low current (V
Input high current (V
Output low voltage (I
Output high voltage (I
Appendix A
Level
= 0 V)
in
= 5 V)
in
= 24 mA)
OL
= 13 mA)
OH
50 kΩ pull up to +5 VDC
Level
= 0 V, 100 kΩ pull up)
in
= 5 V, 100 kΩ pull up)
in
= 2.5 mA)
OL
= 2.5 mA)
OH
A-7
Specifications for PCI and PXI Buses
Min
Max
0 V
0.8 V
2 V
5 V
–320 µA
—
10 µA
—
—
0.4 V
4.35 V
—
Min
Max
0 V
0.8 V
2.2 V
–75 µA
—
10 µA
—
—
0.4 V
3.7 V
6023E/6024E/6025E User Manual
5 V
—
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