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AD5161BRM100-RL7 Datasheet PDF : 20 Pages
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Data Sheet
AD5161
ELECTRICAL CHARACTERISTICS—5 kΩ VERSION
VDD = 5 V ± 10%, or 3 V ± 10%; VA = +VDD; VB = 0 V; –40°C < TA < +125°C; unless otherwise noted.
Table 1.
Parameter
Symbol Conditions
DC CHARACTERISTICS—RHEOSTAT MODE
Resistor Differential Nonlinearity2
Resistor Integral Nonlinearity2
R-DNL
R-INL
RWB, VA = no connect
RWB, VA = no connect
Nominal Resistor Tolerance3
∆RAB
TA = 25°C
Resistance Temperature Coefficient
∆RAB/∆T VAB = VDD, Wiper = no connect
Wiper Resistance
RW
DC CHARACTERISTICS—POTENTIOMETER DIVIDER MODE (Specifications apply to all VRs)
Resolution
N
Differential Nonlinearity4
DNL
Integral Nonlinearity4
INL
Voltage Divider Temperature Coefficient
Full-Scale Error
Zero-Scale Error
RESISTOR TERMINALS
∆VW/∆T
VWFSE
VWZSE
Code = 0x80
Code = 0xFF
Code = 0x00
Voltage Range5
Capacitance6 A, B
VA,B,W
CA,B
f = 1 MHz, measured to GND,
Code = 0x80
Capacitance6 W
CW
f = 1 MHz, measured to GND,
Code = 0x80
Shutdown Supply Current7
Common-Mode Leakage
DIGITAL INPUTS AND OUTPUTS
IDD_SD
ICM
VDD = 5.5 V
VA = VB = VDD/2
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Input Current
Input Capacitance6
POWER SUPPLIES
VIH
VIL
VIH
VDD = 3 V
VIL
VDD = 3 V
IIL
VIN = 0 V or 5 V
CIL
Power Supply Range
Supply Current
Power Dissipation8
Power Supply Sensitivity
VDD RANGE
IDD
PDISS
PSS
VIH = 5 V or VIL = 0 V
VIH = 5 V or VIL = 0 V, VDD = 5 V
∆VDD = +5 V ± 10%,
Code = Midscale
DYNAMIC CHARACTERISTICS6, 9
Bandwidth –3dB
Total Harmonic Distortion
VW Settling Time
Resistor Noise Voltage Density
BW_5K
THDW
tS
eN_WB
RAB = 5 kΩ, Code = 0x80
VA = 1 V rms, VB = 0 V, f = 1 kHz
VA = 5 V, VB = 0 V, ±1 LSB error band
RWB = 2.5 kΩ, RS = 0
Min
−1.5
–4
–30
–1.5
–1.5
–6
0
GND
2.4
2.1
2.7
Typ 1
±0.1
±0.75
45
50
±0.1
±0.6
15
–2.5
+2
45
60
0.01
1
5
3
±0.02
1.2
0.05
1
6
Max
+1.5
+4
+30
120
8
+1.5
+1.5
0
+6
VDD
1
0.8
0.6
±1
5.5
8
0.2
±0.05
Unit
LSB
LSB
%
ppm/°C
Ω
Bits
LSB
LSB
ppm/°C
LSB
LSB
V
pF
pF
µA
nA
V
V
V
V
µA
pF
V
µA
mW
%/%
MHz
%
µs
nV/√Hz
Rev. B | Page 3 of 20
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