AD5162
ELECTRICAL CHARACTERISTICS—10 kΩ, 50 kΩ, 100 kΩ VERSIONS
Table 2. VDD = 5 V 10ꢀ, or 3 V 10ꢀ% VA = VDD% VB = 0 V% −40°C < TA < 125°C% unless otherwise noted
Parameter
Symbol
Conditions
Min Typ1
Max
Unit
DC CHARACTERISTICS—RHEOSTAT MODE
Resistor Differential Nonlinearity2
Resistor Integral Nonlinearity2
Nominal Resistor Tolerance3
Resistance Temperature Coefficient
RWB (Wiper Resistance)
R-DNL
R-INL
RWB, VA = no connect
RWB, VA = no connect
TA = 27°C
−1
−2.7
−20
0.1
0.27
+1
+2.7
+20
LSB
LSB
%
∆RAB
(∆RAB/RAB )/∆T
RWB
VAB = VDD, wiper = no connect
Code = 0x00, VDD = 7 V
37
160
ppm/°C
Ω
200
DC CHARACTERISTICS—POTENTIOMETER DIVIDER MODE (Specifications Apply to All VRs)
Differential Nonlinearity4
Integral Nonlinearity4
Voltage Divider Temperature Coefficient
Full-Scale Error
DNL
INL
(∆VW/VW)/∆T
VWFSE
VWZSE
−1
−1
0.1
0.3
17
+1
+1
LSB
LSB
ppm/°C
LSB
LSB
Code = 0x80
Code = 0xFF
Code = 0x00
−2.7 −1
0
0
2.7
Zero-Scale Error
1
RESISTOR TERMINALS
Voltage Range7
VA,B,W
CA,B
GND
VDD
V
pF
Capacitance6 A, B
f = 1 MHz, measured to GND,
Code = 0x80
f = 1 MHz, measured to GND,
Code = 0x80
47
60
1
Capacitance6 W
CW
ICM
pF
Common-Mode Leakage
DIGITAL INPUTS AND OUTPUTS
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Input Current
Input Capacitance
POWER SUPPLIES
VA = VB = VDD/2
nA
VIH
VIL
VIH
VIL
IIL
VDD = 7 V
VDD = 7 V
VDD = 3 V
VDD = 3 V
2.4
2.1
V
V
V
V
µA
pF
0.8
0.6
1
VIN = 0 V or 7 V
CIL
7
Power Supply Range
Supply Current
Power Dissipation
Power Supply Sensitivity
VDD RANGE
IDD
PDISS
2.ꢀ
7.7
6
30
V
µA
µW
VIH = 7 V or VIL = 0 V
VIH = 7 V or VIL = 0 V, VDD = 7 V
VDD = 7 V 10%, Code =
midscale
3.7
PSS
0.02
0.08 %/%
DYNAMIC CHARACTERISTICS
Bandwidth −3 dB
BW
RAB = 10 kΩ/70 kΩ/100 kΩ,
Code = 0x80
VA = 1 V rms, VB = 0 V,
f = 1 kHz, RAB = 10 kΩ
VA = 7 V, VB = 0 V,
1 LSB error band
600/100/40
kHz
%
Total Harmonic Distortion
THDW
tS
0.1
2
VW Settling Time (10 kΩ/70 kΩ/100 kΩ)
µs
Resistor Noise Voltage Density
eN_WB
RWB = 7 kΩ, RS = 0
9
nV/√Hz
See notes at end of section.
Rev. A | Page 4 of 20