AD5203–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS (V = +3 V ؎ 10% or +5 V ؎ 10%, V = +V , V = 0 V, –40؇C < T < +85؇C unless
otherwise noted)
DD
A
DD
B
A
Parameter
Symbol
Conditions
Min
Typ1
Max
Units
DC CHARACTERISTICS RHEOSTAT MODE Specifications Apply to All VRs
Resistor Differential NL2
Resistor Nonlinearity Error2
Nominal Resistor Tolerance3
Resistance Temperature Coefficient
Wiper Resistance
R-DNL
R-INL
∆RAB
∆RAB/∆T
RW
RWB, VA = No Connect
RWB, VA = No Connect
–0.25
–0.5
–30
±0.1
±0.1
+0.25
+0.5
+30
LSB
LSB
%
ppm/°C
Ω
VAB = VDD, Wiper = No Connect
IW = 1 V/RAB
CH 1 to CH 2, VAB = VDD , TA = +25°C
700
45
0.2
100
1
Nominal Resistance Match
∆R/RO
%
DC CHARACTERISTICS POTENTIOMETER DIVIDER MODE Specifications Apply to All VRs
Resolution
N
DNL
INL
6
Bits
LSB
LSB
ppm/°C
LSB
Differential Nonlinearity Error4
–0.25
–0.75
±0.1
±0.1
20
–0.2
+0.1
+0.25
+0.75
Integral Nonlinearity Error4
Voltage Divider Temperature Coefficient ∆VW/∆T
Full-Scale Error
Zero-Scale Error
Code = 20H
Code = 3FH
Code = 00H
VWFSE
VWZSE
–0.75
0
0
+0.75
LSB
RESISTOR TERMINALS
Voltage Range5
VA, VB, VW
CA, CB
CW
IA_SD
RW_SD
0
VDD
V
Capacitance6 Ax, Bx
Capacitance6 Wx
f = 1 MHz, Measured to GND, Code = 20H
f = 1 MHz, Measured to GND, Code = 20H
VA = VDD, VB = 0 V, SHDN = 0
75
pF
pF
µA
Ω
120
0.01
45
Shutdown Supply Current7
Shutdown Wiper Resistance
5
100
VA = VDD, VB = 0 V, SHDN = 0, VDD = +5 V
DIGITAL INPUTS AND OUTPUTS
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
VIH
VIL
VIH
VIL
VOH
VOL
IIL
VDD = +5 V
VDD = +5 V
VDD = +3 V
VDD = +3 V
RL = 2.2 kΩ to VDD
IOL = 1.6 mA, VDD = +5 V
VIN = 0 V or +5 V, VDD = +5 V
2.4
V
V
V
V
V
V
µA
pF
0.8
0.6
2.1
Output Logic High
Output Logic Low
Input Current
VDD–0.1
0.4
±1
Input Capacitance6
CIL
5
POWER SUPPLIES
Power Supply Range
VDD Range
IDD
IDD
PDISS
PSS
PSS
2.7
5.5
5
4
V
µA
mA
µW
%/%
%/%
Supply Current (CMOS)
Supply Current (TTL)8
Power Dissipation (CMOS)9
Power Supply Sensitivity
VIH = VDD or VIL = 0 V
0.01
0.9
VIH = 2.4 V or VIL = 0.8 V, VDD = +5.5 V
VIH = VDD or VIL = 0 V, VDD = +5.5 V
∆VDD = +5 V ± 10%
27.5
0.0002 0.001
∆VDD = +3 V ± 10%
0.006
0.03
DYNAMIC CHARACTERISTICS6, 10
Bandwidth –3 dB
BW_10K
BW_100K RAB = 100 kΩ
THDW
tS_10K
tS_100K
eNWB
RAB = 10 kΩ
600
71
0.003
2
18
9
kHz
kHz
%
µs
µs
nV/√Hz
nV/√Hz
dB
Total Harmonic Distortion
VW Settling Time
VA =1 V rms + 2 V dc, VB = 2 V dc, f = 1 kHz
VA = VDD, VB = 0 V, ±1 LSB Error Band
VA = VDD, VB = 0 V, ±1 LSB Error Band
RWB = 5 kΩ, f = 1 kHz, RS = 0
RWB = 50 kΩ, f = 1 kHz, RS = 0
VA = VDD, VB = 0 V
Resistor Noise Voltage
Crosstalk11
29
–65
CT
INTERFACE TIMING CHARACTERISTICS Applies to All Parts6, 12
Input Clock Pulsewidth
Data Setup Time
tCH, tCL
tDS
tDH
Clock Level High or Low
10
5
5
ns
ns
ns
ns
ns
ns
ns
ns
ns
Data Hold Time
CLK to SDO Propagation Delay13
CS Setup Time
tPD
RL = 2.2 kΩ, CL < 20 pF
1
25
tCSS
tCSW
tRS
tCSH
tCS1
10
10
50
0
CS High Pulsewidth
Reset Pulsewidth
CLK Fall to CS Rise Hold Time
CS Rise to Clock Rise Setup
10
–2–
REV. 0