Datasheet

Data Sheet AD5263
Rev. F | Page 3 of 28
ELECTRICAL CHARACTERISTICS—20 kΩ, 50 kΩ, 200 kΩ VERSIONS
V
DD
= + 5 V, V
SS
= –5 V, V
L
= +5 V, V
A
= +V
DD
, V
B
= 0 V, –40°C < T
A
< +125°C, unless otherwise noted.
Table 1.
Parameter Symbol Conditions Min Typ
1
Max Unit
DC CHARACTERISTICS—RHEOSTAT MODE Specifications apply to all VRs
Resistor Differential NL
2
R-DNL R
WB
, V
A
= NC −1 ±1/4 +1 LSB
Resistor Nonlinearity
2
R-INL R
WB
, V
A
= NC −1 ±1/2 +1 LSB
Nominal Resistor Tolerance
3
∆R
AB
T
A
= 25°C −30 +30 %
Resistance Mode Temperature
Coefficient
∆R
WB
/∆T 30 ppm/°C
∆R
WA
/∆T
30
ppm/°C
Wiper Resistance R
W
I
W
= 1 V/R
AB
60 150 Ω
DC CHARACTERISTICS—POTENTIOMETER
DIVIDER MODE
Specifications apply to all VRs
Resolution N 8 Bits
Differential Nonlinearity
4
DNL −1 ±1/4 +1 LSB
Integral Nonlinearity
4
INL −1 ±1/2 +1 LSB
Voltage Divider Temperature Coefficient ∆V
W
/∆T Code = 0x80 5 ppm/°C
Full-Scale Error V
WFSE
Code = 0xFF −2 −1 +0 LSB
Zero-Scale Error V
WZSE
Code = 0x00 0 +1 +2 LSB
RESISTOR TERMINALS
Voltage Range
5
V
A,B,W
V
SS
V
DD
V
Capacitance
6
Ax, Bx C
A,B
f = 1 MHz, measured to GND,
Code = 0x80
25 pF
Capacitance
6
Wx C
W
f = 1 MHz, measured to GND,
Code = 0x80
55 pF
Common-Mode Leakage I
CM
V
A
= V
B
= V
DD
/2 1 nA
Shutdown Current
7
I
SHDN
0.02 5 µA
DIGITAL INPUTS
Input Logic High V
IH
2.4 V
Input Logic Low
V
IL
0.8
V
Input Logic High (SDA and SCL) V
IH
V
SS
= 0 V 0.7 × V
L
V
L
+ 0.5 V
Input Logic Low (SDA and SCL) V
IL
V
SS
= 0 V −0.5 0.3 × V
L
V
Input Current I
IL
V
IN
= 0 V or +5 V ±1 µA
Input Capacitance
6
C
IL
5 pF
DIGITAL OUTPUTS
SDA V
OL
I
SINK
= 3 mA 0.4 V
V
OL
I
SINK
= 6 mA 0.6 V
O1, O2 V
OH
I
SOURCE
= 40 µA 4 V
O1, O2 V
OL
I
SINK
= 1.6 mA 0.4 V
SDO V
OH
R
L
= 2.2 kΩ to V
DD
V
DD
− 0.1 V
SDO V
OL
I
SINK
= 3 mA 0.4 V
Three-State Leakage Current I
OZ
V
IN
= 0 V or +5 V ±1 µA
Output Capacitance
6
C
OZ
3 8 pF