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Agilent Technologies 4284A - Page 19

Agilent Technologies 4284A
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6. Measuremen
tPro
cedure and
Examples
In
tro
duction
.
.
.
.
.
.
.
.
.
. .
. .
. .
. .
. 6-1
Basic
Measuremen
t
Pro cedure
. .
. .
. .
. .
. .
6-1
Impedance
Parameters
.
.
.
.
.
.
.
.
.
.
.
.
.
6-2
P
arallel/Series
Circuit
Mo
de
.
.
.
. .
. .
. .
. .
6-5
Selecting
Circuit Mo
de of
Capacitance .
. .
. .
6-5
Small
Capacitance
(mo
deled
b
y
(a)
in
Figure
6-3)
6-5
Large
Capacitance
(mo
deled
b
y
(b)
in
Figure
6-3)
6-5
Selecting
Circuit Mo
de of
Inductance .
.
.
.
.
.
6-6
Large
Inductance
(mo
deled
b
y
(a)
in
Figure
6-4)
6-6
Small
Inductance
(mo
deled
b
y
(b)
in
Figure 6-4)
6-6
Signal
Level
. .
. .
.
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6-7
Signal
Lev
el
Across
The
DUT
.
.
.
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.
6-7
Oscillator
Lev
el
Setting
.
.
. .
. .
. .
. .
.
.
6-8
Signal
Level
Setting Selection
Example
for
Inductance
Measuremen
ts
.
.
.
.
.
.
.
.
6-8
F
our-T
erminal
P
air
Conguration
.
.
.
.
.
.
. .
6-9
Measuremen
t
Con
tacts
.
.
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6-10
Capacitance
T
o
Ground
.
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6-11
Con
tact Resistance
. .
. .
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6-12
Extending
T
est
Leads
.
.
.
.
. .
. .
.
.
.
.
.
6-13
Guarding
F
or
Lo
w
Capacitance
Measuremen
ts
.
.
6-15
Shielding
.
.
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6-15
Correction
F
unctions
.
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6-16
P
erforming
OPEN
Correction
.
.
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.
6-19
P
erforming
SHOR
T
Correction
.
.
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.
6-19
P
erforming
LO
AD
Correction .
.
.
.
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.
6-20
Preparing
the
Standard
.
.
.
.
.
.
.
.
. .
.
6-20
Reference
V
alues
of
the
LO
AD
Standard
.
.
.
6-20
Using the
Pre-Measured Device
for
the
LO
AD
.
6-21
P
arasitics
Inciden
t
to
DUT Connection
. .
. .
. .
6-22
Characteristics
Example
.
.
. .
. .
. .
. .
.
.
.
6-23
Capacitor
Measuremen
ts
.
.
.
.
.
.
.
.
.
.
. .
6-24
Inductance
Measurements
.
.
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.
6-28
If
the
4284A do
es NOT
Measure Correctly
. .
.
.
.
6-32
7.
Remote
Con
trol
Intro duction .
. .
. . . . . . . . . . . . . . . 7-1
General Purpose In
terface Bus (GPIB)
. . . . . . 7-1
GPIB Connection
. . . . . . . . .
. . . . . 7-1
GPIB
Capability.
. . . . . . . . . . . . . . 7-3
GPIB Addressing .
. . . . . . . . . . . . .
. 7-4
GPIB Bus Capabilit
y . .
. . . . . . . . . . . 7-4
ABORT I/O (IF
C) .
. . . . . . . . . . . . 7-4
CLEAR LOCKOUT/SET LOCAL . . . . . . 7-4
DEVICE CLEAR (SDC or DCL) . . . . . . . 7-4
LOCAL (GTL) . . . . . . . . . . . . . . . 7-4
LOCAL LOCKOUT (LLO) . . . . . . . . . 7-5
REMOTE . . . . . . . . . . . . . . . . . 7-5
SPOLL . . . . . . . . . . . . . . . . . . 7-5
SERVICE REQUEST . . . . . . . . . . . . 7-5
Contents-7

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