AD5232EVAL50 Analog Devices Inc, AD5232EVAL50 Datasheet - Page 12

• Manufacturer Part Number: AD5232EVAL50
• Description: BOARD EVAL 50 FOR AD5232
• Manufacturer: Analog Devices Inc

Specifications of AD5232EVAL50

• Rohs Status: RoHS non-compliant

AD5232
TEST CIRCUITS
Figure 22 to Figure 32 define the test conditions that are used in the Specifications section.
Figure 22. Resistor Position Nonlinearity Error (Rheostat Operation; R-INL, R-DNL)
Figure 23. Potentiometer Divider Nonlinearity Error (INL, DNL)
V+
V
~
MS2
Figure 25. Power Supply Sensitivity (PSS, PSRR)
V
DD
V
V+
A
B
A
W
Figure 24. Wiper Resistance
A
B
DUT
NC
A
B
DUT
W
V
W
A
B
DUT
MS
NC = NO CONNECT
V
W
W
V
MS1
V+ = V
PSS (%/%) =
PSRR (dB) = 20 LOG
V
MS
V+ = V
1LSB = V+/2
I
W
R
I
W
DD
= V
W
= [V
DD
V
± 10%
DD
MS
/R
MS1
ΔV
ΔV
NOMINAL
N
MS
DD
– V
%
%
MS2
(
ΔV
ΔV
]/I
W
MS
DD
)
Rev. A | Page 12 of 24
OFFSET
OFFSET
GND
OFFSET
GND
GND
V
IN
Figure 29. Incremental On Resistance
DUT
A = NC
V
A
B
IN
Figure 28. Gain vs. Frequency
Figure 27. Noninverting Gain
W
OFFSET BIAS
Figure 26. Inverting Gain
V
A
DUT
IN
OFFSET BIAS
2.5V
DUT
A
I
A
B
SW
W
DUT
W
V
B
CODE = 0x00
W
SS
R
TO V
SW
OP279
B
=
OP279
DD
0.1V
I
SW
5V
5V
OP42
+15V
–15V
+
–
0.1V
V
OUT
V
OUT
V
OUT