Index
PCI-4451/4452/4453/4454 User Manual
I-2
www.ni.com
analog I/O connector signal descriptions
pin assignments (table)
PCI-4451/4452, 4-3
PCI-4453/4454, 4-6
pin connections (figure)
PCI-4451/4452, 4-2
PCI-4453/4454, 4-5
signal summary (table)
PCI-4451/4452, 4-4
PCI-4453/4454, 4-7
analog operation theory, 6-1 to 6-15
analog input circuitry, 6-1 to 6-10
ADC, 6-9 to 6-10
antialias filtering, 6-3 to 6-9
calibration, 6-3
input coupling, 6-3
noise, 6-10
analog output circuitry, 6-11 to 6-15
anti-image filtering, 6-12 to 6-13
calibration, 6-14
DAC, 6-14
mute feature, 6-15
analog output, 3-6 to 3-8
output mode, 3-6 to 3-7
output polarity and range, 3-7 to 3-8
signal connections
analog output channel block
diagram, 4-15
description, 4-14 to 4-16
specifications, A-7 to A-9
channel characteristics, A-7
dynamic characteristics, A-8 to A-9
transfer characteristics, A-7
voltage output, A-8
analog output circuitry, 6-11 to 6-15
anti-image filtering, 6-12 to 6-13
calibration, 6-14
DAC, 6-14
mute feature, 6-15
analog power connections, 4-16
analog trigger, 3-8 to 3-12
above-high-level analog triggering mode
(figure), 3-9
below-low-level analog triggering mode
(figure), 3-9
high-hysteresis analog triggering mode
(figure), 3-10
inside-region analog triggering mode
(figure), 3-10
low-hysteresis analog triggering mode
(figure), 3-10
specifications, A-10
antialias filtering, 6-3 to 6-9
alias rejection at oversample rate
(figure), 6-7
clipped or overranged, 6-8 to 6-9
comparison of clipped
signal to proper signal (figure), 6-9
frequency response, 6-6
input frequency response
(figure), 6-5
input frequency response near cutoff
(figure), 6-6
Nyquist frequency example, 6-3 to 6-4
anti-image filtering
signal spectra in DAC (figure), 6-13
theory of operation, 6-12 to 6-13
AOGND signal
analog I/O pin assignments (table), 4-3
analog I/O signal summary (table), 4-4
analog output signal connections,
4-14 to 4-16
AO_SHLD<0..1> signal
analog I/O pin assignments (table), 4-6
analog I/O signal summary (table), 4-7
analog output signal connections, 4-16
B
bipolar input, 3-4 to 3-5
bipolar output, 3-7
