AD5232BRU10 Analog Devices Inc, AD5232BRU10 Datasheet - Page 12

• Manufacturer Part Number: AD5232BRU10
• Description: IC DGTL POT DUAL 256POS 16-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5232BRU10

• Rohs Status: RoHS non-compliant
• Taps: 256
• Resistance (ohms): 10K
• Number Of Circuits: 2
• Temperature Coefficient: 600 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: 4-Wire SPI Serial
• Voltage - Supply: 2.7 V ~ 5.5 V, ±2.25 V ~ 2.75 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Resistance In Ohms: 10K
• End To End Resistance: 10kohm
• Track Taper: Linear / Logarithmic
• Resistance Tolerance: +20, -40%
• No. Of Steps: 256
• Supply Voltage Range: 2.7V To 5.5V, ± 2.25V To ± 2.75V
• Number Of Elements: 2
• # Of Taps: 256
• Resistance (max): 10KOhm
• Power Supply Requirement: Single/Dual
• Interface Type: Serial (4-Wire/SPI)
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): ±2.5V
• Single Supply Voltage (min): 2.7V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): ±2.25V
• Dual Supply Voltage (max): ±2.75V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 16
• Package Type: TSSOP
• For Use With: EVAL-AD5232-10EBZ - BOARD EVALUATION FOR AD5232-10
• Lead Free Status / Rohs Status: Not 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