Input Signals - National Instruments PCI-DIO-96 User Manual

Specifications
Digital I/O
Digital Logic Levels
© National Instruments Corporation
This appendix lists the specifications for the PCI-DIO-96, PXI-6508, and
PCI-6503. These specifications are typical at 25 °C unless otherwise noted.
Number of channels
PCI-DIO-96 and PXI-6508 ............. 96 I/O
PCI-6503 ......................................... 24 I/O
Compatibility ......................................... TTL
Power on state
PCI-DIO-96 .................................... Inputs (high-Z), pulled up
PXI-6508, PCI-6503 ....................... Inputs (high-Z), pulled up
Handshaking........................................... Input, output, or bidirectional
Data transfers ......................................... Interrupts, programmed I/O

Input Signals

The maximum input logic high and output logic high voltages assume a V
supply voltage of 5.0 V. Given a V
maximum voltage rating for each I/O line is −0.5 V to 5.5 V with respect to
GND.
through 100 kΩ
or down through 100 kΩ
(jumper selectable)
supply voltage of 5.0 V, the absolute
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A-1 PCI-DIO-96/PXI-6508/PCI-6503 User Manual
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