beautypg.com

Triggers analog trigger, Digital trigger – National Instruments AT E Series User Manual

Page 114

background image

Appendix A

Specifications for AT-MIO-16E-1, AT-MIO-16E-2, and AT-MIO-64E-3

© National Instruments Corporation

A-9

AT E Series User Manual

Min source pulse duration...................... 10 ns in edge-detect mode

Min gate pulse duration.......................... 10 ns in edge-detect mode

Data transfers ......................................... DMA, interrupts,

programmed I/O

DMA modes ........................................... Single transfer, demand transfer

Triggers

Analog Trigger

Source..................................................... ACH<0..63>, PFI0/TRIG1

Level....................................................... ± full-scale, internal;

±10 V, external

Slope....................................................... Positive or negative

(software selectable)

Resolution .............................................. 8 bits, 1 in 256

Hysteresis ............................................... Programmable

Bandwidth (–3 dB)................................. 1.5 MHz internal,

7 MHz external

External input (PFI0/TRIG1)

Impedance ....................................... 10 k

Coupling ......................................... DC

Protection ........................................ –0.5 to V

cc

+ 0.5 V when

configured as a digital signal

±35 V when configured as an
analog trigger signal or disabled

±35 V powered off

Digital Trigger

Compatibility ......................................... TTL

Response ................................................ Rising or falling edge

Pulse width ............................................. 10 ns min