Appendix A Specifications
© National Instruments Corporation A-3 DIO 6533 User Manual
Absolute max inp ut voltage range .......–0 . 3 to 5 V
Power-on state for outputs ..................Tri-state d, p ull ed up or d ow n
(selectable)
Data transfers................ .. ..... .. .. .. .... .. .. . Programmed I/O, DMA
Strobed I/OPattern GenerationDirection....................... .. ..... .. .. .... .. .. ... Input or output
Modes............... .. .. .... .. .. .. ..... .. .. .. .... .. .. . Internally or externally timed
Output low voltage
(IOL = 24 mA) — 0.4 V
Output high voltage*
(IOH = 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