Appendix A Specifications
© National Instruments Corporation A-3 PCI/PXI-6703/6704 User Manual
Gain temperature coefficient
Voltage............................................ 1 ppm/ ºC
Current (6704 only) ........................ 2 ppm/ ºC
Digital I/O
Number of channels ............................... 8 I/O
Compatibility ......................................... TTL
Power-on state........................................ Input (high impedance)
Digital logic levels
Bus Interface
Type ....................................................... Slave
Power Requirement
+5 V
6703 ................................................ 700 mA
6704 ................................................ 1 A
+12 V...................................................... 70 mA
–12 V...................................................... 70 mA
Level Min Max
Input low voltage — 0.8 V
Input high voltage 2.0 V —
Output low voltage — 0.45 V, I
OL
= 16 mA
Output high voltage 2.4 V, I
OH
= 16 mA —
Input leakage current — 10 µA