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Glossary
NI 6013/6014 User Manual G-6 ni.com
I
I/O input/output—the transfer of data to/from a computer system involving
communications channels, operator interface devices, and/or data
acquisition and control interfaces
in. inches
INL integral nonlinearity—a measure in LSB of the worst-case deviation from
the ideal A/D or D/A transfer characteristic of the analog I/O circuitry
input bias current the current that flows into the inputs of a circuit
input impedance the resistance and capacitance between the input terminals of a circuit
input offset current the difference in the input bias currents of the two inputs of an
instrumentation amplifier
instrumentation
amplifier
a circuit whose output voltage with respect to ground is proportional to the
difference between the voltages at its two high impedance inputs
interrupt a computer signal indicating that the CPU should suspend its current task
to service a designated activity
I
OH
current, output high
I
OL
current, output low
K
kkilo—the standard metric prefix for 1,000, or 10
3
, used with units of
measure such as volts, hertz, and meters
kS 1,000 samples
L
LabVIEW Laboratory Virtual Instrument Engineering Workbench—a program
development application based on the programming language G and used
commonly for test and measurement purposes
LED light-emitting diode