National Instruments NI PCI-5114 用户手册
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11
NI PXI/PCI-5114 Specifications
PFI 0 and PFI 1 (Programmable Function Interface,
AUX Front Panel Connectors)
AUX Front Panel Connectors)
Specification
Value
Connector
9-pin mini-circular DIN
Direction
Bi-directional
As an Input (Trigger)
Destinations
Start Trigger (Acquisition Arm)
Reference (Stop) Trigger
Arm Reference Trigger
Advance Trigger
Input Impedance
150 k
Ω
V
IH
2.0 V
V
IL
0.8 V
Maximum Input Overload
–0.5 V, 5.5 V
Maximum Frequency
25 MHz
As an Output (Event)
Sources
Start Trigger (Acquisition Arm)
Reference (Stop) Trigger
End of Record
Done (End of Acquisition)
Probe Compensation (1 kHz, 50% duty cycle square wave,
PFI 1 only)
PFI 1 only)
Output Impedance
50
Ω
Logic Type
3.3 V CMOS
Maximum Drive Current
±24 mA
Maximum Frequency
25 MHz