AD5262BRUZ20 Analog Devices Inc, AD5262BRUZ20 Datasheet - Page 14

• Manufacturer Part Number: AD5262BRUZ20
• Description: IC POT DUAL 20K 256POS 16TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5262BRUZ20

• Taps: 256
• Resistance (ohms): 20K
• Number Of Circuits: 2
• Temperature Coefficient: 35 ppm/°C Typical
• Memory Type: Volatile
• Interface: 4-Wire SPI Serial
• Voltage - Supply: 4.5 V ~ 16.5 V, ±4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Resistance In Ohms: 20K
• End To End Resistance: 20kohm
• Track Taper: Linear
• No. Of Steps: 256
• Resistance Tolerance: ± 30%
• Supply Voltage Range: 4.5V To 16.5V, ± 4.5V To ± 5.5V
• Control Interface: Serial, SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5260/AD5262
TEST CIRCUITS
Figure 38 to Figure 46 define the test conditions used in Table 1.
V+
Figure 38. Potentiometer Divider Nonlinearity Error (INL, DNL)
V
OFFSET
MS2
GND
Figure 41. Power Supply Sensitivity (PSS, PSSR)
V
Figure 39. Resistor Position Nonlinearity Error
DD
V
IN
V
(Rheostat Operation; R-INL, R-DNL)
A
A
B
V+
NC
DUT
A
B
Figure 42. Gain vs. Frequency
Figure 40. Wiper Resistance
W
A
DUT
B
W
DUT
W
A
B
DUT
NC = NO CONNECT
B
A
V
W
W
V
W
V
MS1
I
MS
PSRR (dB) = 20 log
PSS (%/%) =
V+ = V
1LSB = V+/2
W
V+ = V
= V
V
MS
AD8610
DD
R
DD
DD
W
/R
I
+13V
–13V
W
= (V
± 10%
NOMINAL
V
MS
N
∆V
∆V
MS1
MS
DD
– V
%
%
(
MS2
∆V
∆V
V
)/I
MS
DD
OUT
W
)
Rev. A | Page 14 of 24
Figure 45. V
Figure 44. Common-Mode Leakage Current
V
DUT
V
V
DIGITAL INPUT
DD
SS
IN
Figure 43. Incremental On Resistance
VOLTAGE
A = NC
CLK
GND
DUT
SDI
CS
B
Figure 46. Analog Crosstalk
NC
LOGIC
W
C
NC = NO CONNECT
TA
NC
NC
RDAC1
Current vs. Digital Input Voltage
A1
= 20 log (V
W1
A
B
I
V
W
B1
W
V
LOGIC
SS
CODE = 0x00
R
W
TO V
V
V
SS
DD
OUT
=
DD
0.1V
RDAC2
I
I
/V
W
CM
I
IN
LOGIC
W2
B2
)
A2
0.1V
V
OUT
V
CM