National Instruments 5411 - Manual (Page 58)

Appendix A Specifications
© National Instruments Corporation A-5 DAQArb 5411 User Manual
Marker Output
Types .................................................TTL
Location .............................................User defined, one per stage
Pulse width (T
d4
) ................................8 sample clock periods
Arb output delay from marker (T
d3
)....50 ns max
Digital Pattern Output
Sample rate .........................................40 MHz max
Resolution ..........................................16 bits
Sample clock logic..............................TTL
Clock pulse HIGH time.......................25 ns fixed
(for clock interval counts > 1)
PCLK to pattern data
output time (T
co
) .................................1 ns max
Digital pattern logic ............................TTL
Logic level output ratings for
SYNC, marker, digital pattern, and
sample clock outputs
........................
Type Min Max
V
OH
3.0 V –
V
OL
– 0.7 V
I
OH
– 1.0 mA
I
OL
– 1.0 mA
V
OH
= voltage output for logic level 1
V
OL
= voltage output for logic level 0
I
OH
= current output for logic level 1
I
OL
= current output for logic level 0