AD5293
Rev. D | Page 5 of 24
ELECTRICAL CHARACTERISTICS—50 kΩ AND 100 kΩ VERSIONS
VDD = 21 V to 33 V, VSS = 0 V; VDD = 10.5 V to 16.5 V, VSS = 10.5 V to 16.5 V; VLOGIC = 2.7 V to 5.5 V, VA = VDD, VB = VSS,
40°C < TA < +105°C, unless otherwise noted.
Table 3.
Parameter
Symbol
Conditions
Min
Unit
DC CHARACTERISTICS,
RHEOSTAT MODE
Resolution
N
10
Bits
Resistor Differential Nonlinearit
y2R-DNL
RWB
1
+1
LSB
Resistor Integral Nonlinearit
y2R-INL
2
+2
LSB
Nominal Resistor Tolerance
RAB/RAB
1
±0.5
+1
%
Nominal Resistor Tolerance
(Normal Mode)
RAB/RAB
±20
%
Resistance Temperature Coefficient
4(RAB/RAB)/T × 106
35
ppm/°C
Wiper Resistance
RW
60
100
Ω
DC CHARACTERISTICS,
POTENTIOMETER DIVIDER MODE
Resolution
N
10
Bits
Differential Nonlinearit
y5DNL
1
+1
LSB
1.5
+1.5
LSB
Voltage Divider Temperature
(VW/VW)/T × 106
Code = half scale
5
ppm/°C
Full-Scale Error
VWFSE
Code = full scale
8
+1
LSB
Zero-Scale Error
VWZSE
Code = zero scale
0
8
LSB
RESISTOR TERMINALS
VA, VB, VW
VSS
VDD
V
Capacitance A, Capacitance
B4CA, CB
f = 1 MHz, measured to GND,
code = half-scale
85
pF
CW
f = 1 MHz, measured to GND,
code = half-scale
65
pF
Common-Mode Leakage Current
ICM
VA = VB = VW
±1
nA
DIGITAL INPUTS
JEDEC compliant
Input Logic High
VIH
VLOGIC = 2.7 V to 5.5 V
2.0
V
Input Logic Low
VIL
VLOGIC = 2.7 V to 5.5 V
0.8
V
Input Current
IIL
VIN = 0 V or VLOGIC
±1
μA
CIL
5
pF
DIGITAL OUTPUTS (SDO and RDY)
Output High Voltage
VOH
RPULL_UP = 2.2 kΩ to VLOGIC
VLOGIC 0.4
V
Output Low Voltage
VOL
RPULL_UP = 2.2 kΩ to VLOGIC
GND + 0.4
V
Tristate Leakage Current
1
+1
μA
COL
5
pF
POWER SUPPLIES
Single-Supply Power Range
VDD
VSS = 0 V
9
33
V
Dual-Supply Power Range
VDD/VSS
±9
±16.5
V
Positive Supply Current
IDD
VDD/VSS = ±16.5 V
0.1
2
μA
Negative Supply Current
ISS
VDD/VSS = ±16.5 V
2
0.1
μA
Logic Supply Range
VLOGIC
2.7
5.5
V
Logic Supply Current
ILOGIC
VLOGIC = 5 V; VIH = 5 V or VIL = GND
1
10
μA
PDISS
VIH = 5 V or VIL = GND
8
110
μW
Power Supply Rejection Rati
o4PSSR
VDD/VSS = ±15 V ± 10%
RAB = 50 kΩ
0.039
%/%
RAB = 100 kΩ
0.021
%/%