Appendix A
Specifications
© National Instruments Corporation
A-3
DIO 6533 User Manual
Absolute max input voltage range ....... –0.3 to 5 V
Power-on state for outputs ..................Tri-stated, pulled up or down
(selectable)
Data transfers ......................................Programmed I/O, DMA
Strobed I/O
Pattern Generation
Direction .............................................Input or output
Modes .................................................Internally or externally timed
Output low voltage
(I
OL
= 24 mA)
—
0.4 V
Output high voltage*
(I
OH
= 24 mA)
2.4 V
—
* When configured as standard outputs. Drivers configured as wired-OR
outputs are tri-stated when logically high.
Level
Min
Max