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AD5232 Datasheet(PDF) 2 Page - Analog Devices

Part No. AD5232
Description  8-Bit Dual Nonvolatile Memory Digital Potentiometer
Download  20 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD5232 Datasheet(HTML) 2 Page - Analog Devices

 
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REV. 0
–2–
AD5232–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS, 10 k , 50 k , 100 k
VERSIONS
( VDD = 3 V
10% or 5 V
10% and VSS = 0 V, VA = +VDD, VB = 0 V, –40 C < TA < +85 C unless otherwise noted.)
Parameter
Symbol
Conditions
Min
Typ1
Max
Unit
DC CHARACTERISTICS
RHEOSTAT MODE – Specifications Apply to All VRs
Resistor Differential Nonlinearity
2
R-DNL
RWB, VA = NC
–1
±1/2
+1
LSB
Resistor Nonlinearity
2
R-INL
RWB, VA = NC
–0.4
+0.4
% FS
Nominal Resistor Tolerance
RAB
–40
+20
%
Resistance Temperature Coefficient
RAB/ T
600
ppm/
°C
Wiper Resistance
RW
IW = 100
µA, V
DD = 5.5 V, Code = 1EH
5
100
RW
IW = 100 µA, VDD = 3 V, Code = 1EH
200
POTENTIOMETER DIVIDER MODE — Specifications Apply to All VRs
Resolution
N
8
Bits
Differential Nonlinearity
3
DNL
–1
±1/2
+1
LSB
Integral Nonlinearity
3
INL
–0.4
+0.4
% FS
Voltage Divider Temperature Coefficient
VW/ T
Code = Half-Scale
15
ppm/
°C
Full-Scale Error
VWFSE
Code = Full-Scale
–3
0
% FS
Zero-Scale Error
VWZSE
Code = Zero-Scale
0
+3
% FS
RESISTOR TERMINALS
Terminal Voltage Range
4
VA,B,W
VSS
VDD
V
Capacitance
5 Ax, Bx
CA,B
f = 1 MHz, Measured to GND,
Code = Half-Scale
45
pF
Capacitance
5 Wx
CW
f = 1 MHz, Measured to GND,
Code = Half-Scale
60
pF
Common-Mode Leakage Current
5, 6
ICM
VW = VDD/2
0.01
1
µA
DIGITAL INPUTS AND OUTPUTS
Input Logic High
VIH
With Respect to GND, VDD = 5 V
2.4
V
Input Logic Low
VIL
With Respect to GND, VDD = 5 V
0.8
V
Input Logic High
VIH
With Respect to GND, VDD= 3 V
2.1
V
Input Logic Low
VIL
With Respect to GND, VDD = 3 V
0.6
V
Input Logic High
VIH
With Respect to GND, VDD = +2.5 V, 2.0
V
VSS = –2.5 V
Input Logic Low
VIL
With Respect to GND, VDD = +2.5 V,
0.5
V
VSS = –2.5 V
Output Logic High (SDO and RDY)
VOH
RPULL-UP = 2.2 kΩ to 5 V
4.9
V
Output Logic Low
VOL
IOL = 1.6 mA, VLOGIC = 5 V
0.4
V
Input Current
IIL
VIN = 0 V or VDD
±2.5 µA
Input Capacitance
5
CIL
4pF
POWER SUPPLIES
Single-Supply Power Range
VDD
VSS = 0 V
2.7
5.5
V
Dual-Supply Power Range
VDD/VSS
±2.25
±2.75 V
Positive Supply Current
IDD
VIH = VDD or VIL = GND
3.5
10
µA
Programming Mode Current
IDD(PG)
VIH = VDD or VIL = GND
35
mA
Read Mode Current
7
IDD(XFR)
VIH = VDD or VIL = GND
0.9
3
9
mA
Negative Supply Current
ISS
VIH = VDD or VIL = GND,
VDD = +2.5 V, VSS = –2.5 V
3.5
10
µA
Power Dissipation
8
PDISS
VIH = VDD or VIL = GND
0.018
0.05
mW
Power Supply Sensitivity5
PSS
VDD = 5 V ± 10%
0.002
0.01
%/%


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