EVAL-AD5233SDZ Analog Devices, EVAL-AD5233SDZ Datasheet - Page 13

• Manufacturer Part Number: EVAL-AD5233SDZ
• Description: Digital Potentiometer Development Tools EVALUATION BOARD
• Manufacturer: Analog Devices
• Series: AD5233r

Specifications of EVAL-AD5233SDZ

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: AD5233
• Resistance: 10 kOhms/50 kOhms/100 kOhms
• Operating Supply Voltage: 2.7 V
• Interface Type: SPI
• Maximum Operating Temperature: + 85 C
• Factory Pack Quantity: 1
• For Use With: Sim DAC Web Tool

TEST CIRCUITS
Figure 25 to Figure 35 define the test conditions used in the specifications.
V+
Figure 26. Potentiometer Divider Nonlinearity Error (INL, DNL)
V
MS2
V
Figure 28. Power Supply Sensitivity (PSS, PSRR)
Figure 25. Resistor Position Nonlinearity Error
DD
V+
V A
(Rheostat Operation; R-INL, R-DNL)
B
A
B
DUT
A
W
Figure 27. Wiper Resistance
NC
W
A
B
DUT
B
DUT
A
V
W
NC = NO CONNECT
MS
V
W
W
V
MS1
PSRR (dB) = 20 log
PSS (%/%) =
V+ = V
V
MS
V+ = V
1LSB = V+/2
I
W
R
DD
W
I
W
V
= [V
±10%
MS
DD
MS1
ΔV
ΔV
N
MS
DD
– V
%
%
MS2
( )
ΔV
ΔV
]/I
MS
DD
W
Rev. B | Page 13 of 32
OFFSET
OFFSET
GND
OFFSET
GND
GND
V
IN
Figure 32. Incremental On Resistance
DUT
A = NC
B
V
Figure 30. Noninverting Gain
Figure 31. Gain vs. Frequency
IN
W
Figure 29. Inverting Gain
V
OFFSET BIAS
DUT
A
IN
2.5V
OFFSET BIAS
A
DUT B
I
A
B
SW
W
DUT
W
W
CODE = 0x00
R
SW
B
V
OP279
BIAS
=
OP279
0.1V
I
SW
5V
OP42
5V
+15V
–15V
+
–
0.1V
V
OUT
V
OUT
V
AD5233
OUT