AD5231BRU10 Analog Devices Inc, AD5231BRU10 Datasheet - Page 3

• Manufacturer Part Number: AD5231BRU10
• Description: IC DGTL POT 1024POS 16-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5231BRU10

• Rohs Status: RoHS non-compliant
• Taps: 1024
• Resistance (ohms): 10K
• Number Of Circuits: 1
• 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: Logarithmic
• Resistance Tolerance: +20, -40%
• No. Of Steps: 1024
• Supply Voltage Range: 2.7V To 5.5V, ± 2.25V To ± 2.75V
• Control Interface: Serial, SPI
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SPECIFICATIONS
ELECTRICAL CHARACTERISTICS—10 kΩ, 50 kΩ, 100 kΩ VERSIONS
V
Table 1.
Parameter
DC CHARACTERISTICS—
RHEOSTAT MODE
DC CHARACTERISTICS—
POTENTIOMETER DIVIDER MODE
RESISTOR TERMINALS
DIGITAL INPUTS AND OUTPUTS
DD
Resistor Differential Nonlinearity
Resistor Integral Nonlinearity
Nominal Resistor Tolerance
Resistance Temperature Coefficient
Wiper Resistance
Resolution
Differential Nonlinearity
Integral Nonlinearity
Voltage Divider Temperature
Coefficient
Full-Scale Error
Zero-Scale Error
Terminal Voltage Range
Capacitance A, B
Capacitance W
Common-Mode Leakage Current
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Output Logic High (SDO, RDY)
Output Logic Low
Input Current
Input Capacitance
Output Current
= 3 V ± 10% or 5 V ± 10%, V
5
5
5
5
3
4
3
2
SS
2
5, 6
= 0 V, V
Symbol
R-DNL
R-INL
ΔR
(ΔR
R
N
DNL
INL
(ΔV
V
V
V
C
C
I
V
V
V
V
V
V
V
V
I
C
I
CM
IL
O1
W
WFSE
WZSE
A, B, W
IH
IL
IH
IL
IH
IL
OH
OL
A, B
W
IL
A
, I
AB
= V
WB
W
O2
/R
/V
/R
AB
W
DD
WB
)/ΔT × 10
, V
)/ΔT × 10
B
= 0 V, −40°C < T
6
6
Rev. C | Page 3 of 28
Conditions
R
R
D = 0x3FF
I
code = half scale
I
code = half scale
Monotonic, T
Monotonic, T
Code = half scale
Code = full scale
Code = zero scale
f = 1 MHz, measured to GND,
code = half-scale
f = 1 MHz, measured to GND,
code = half-scale
V
With respect to GND, V
With respect to GND, V
With respect to GND, V
With respect to GND, V
With respect to GND, V
V
With respect to GND, V
V
R
(see Figure 26)
I
(see Figure 26)
V
V
V
W
W
OL
WB
WB
W
SS
SS
PULL-UP
IN
DD
DD
= 100 μA, V
= 100 μA, V
= 1.6 mA, V
= V
= −2.5 V
= −2.5 V
= 0 V or V
, V
,V
= 5 V, V
= 2.5 V, V
A
A
DD
= NC
A
= NC, monotonic
= 2.2 kΩ to 5 V
< +85°C, unless otherwise noted.
/2
SS
DD
SS
= 0 V, T
A
A
DD
DD
LOGIC
= 25°C
= −40°C or +85°C
= 0 V, T
= 5.5 V,
= 3 V,
= 5 V
A
= 25°C
DD
DD
A
DD
DD
DD
DD
= 25°C
= +2.5 V,
= +2.5 V,
= 5 V
= 5 V
= 3 V
= 3 V
Min
−1
−0.2
−40
−1
−1
−0.4
−3
0
V
2.4
2.1
2.0
4.9
SS
Typ
±1/2
600
15
50
±1/2
15
50
50
0.01
4
50
7
1
Max
+1.8
+0.2
+20
100
10
+1
+1.25
+0.4
0
1.5
V
1
0.8
0.6
0.5
0.4
±2.5
DD
AD5231
Unit
LSB
ppm/°C
Ω
Ω
Bits
LSB
LSB
LSB
% FS
V
pF
pF
μA
V
μA
pF
mA
LSB
%
ppm/°C
% FS
V
V
V
V
V
V
V
mA