AD5243 AD [Analog Devices], AD5243 Datasheet - Page 4

• Manufacturer Part Number: AD5243
• Description: Dual 256-Position I2C Compatible Digital Potentiometer
• Manufacturer: AD [Analog Devices]

AD5243/AD5248
ELECTRICAL CHARACTERISTICS—10 kΩ, 50 kΩ, 100 kΩ VERSIONS
V
Table 2.
Parameter
DC CHARACTERISTICS—RHEOSTAT MODE
DC CHARACTERISTICS—POTENTIOMETER DIVIDER MODE (Specifications Apply to All VRs)
RESISTOR TERMINALS
DIGITAL INPUTS AND OUTPUTS
POWER SUPPLIES
DYNAMIC CHARACTERISTICS
See notes at end of section.
DD
Resistor Differential Nonlinearity
Resistor Integral Nonlinearity
Nominal Resistor Tolerance
Resistance Temperature Coefficient
R
Differential Nonlinearity
Integral Nonlinearity
Voltage Divider Temperature
Full-Scale Error
Zero-Scale Error
Voltage Range
Capacitance
Capacitance
Shutdown Supply Current
Common-Mode Leakage
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Input Current
Input Capacitance
Power Supply Range
Supply Current
Power Dissipation
Power Supply Sensitivity
Bandwidth −3 dB
Total Harmonic Distortion
V
kΩ)
Resistor Noise Voltage Density
WB
W
= 5 V ± 10%, or 3 V ± 10%; V
Coefficient
Settling Time (10 kΩ/50 kΩ/100
(Wiper Resistance)
6
6
A, B
W
5
4
4
7
3
2
A
2
= V
DD
; V
Symbol
R-DNL
R-INL
∆R
(∆R
R
DNL
INL
(∆V
V
V
V
C
C
I
I
V
V
V
V
I
C
V
I
P
PSS
BW
THD
t
e
A_SD
CM
IL
DD
S
N_WB
WB
WFSE
WZSE
A
A,
W
IH
IL
IH
IL
IL
DD RANGE
DISS
B
, V
AB
C
= 0 V; −40°C < T
AB
W
B
W
B
/V
/R
, V
W
AB
W
)/∆T
)/∆T
Conditions
R
R
T
V
Code = 0x00, V
Code = 0x80
Code = 0xFF
Code = 0x00
f = 1 MHz, measured to GND, Code = 0x80
f = 1 MHz, measured to GND, Code = 0x80
V
V
V
V
V
V
V
V
V
V
R
V
V
R
A
AB
A
WB
WB
AB
DD
A
DD
DD
DD
DD
IN
IH
IH
DD
A
WB
= 1 V rms, V
Rev. 0 | Page 4 of 20
= 25°C
= V
= 5 V, V
= 0 V or 5 V
= 5 V or V
= 5 V or V
= 10 kΩ/50 kΩ/100 kΩ, Code = 0x80
, V
, V
A
= V
= 5.5 V
= 5 V
= 5 V
= 3 V
= 3 V
= 5 V ± 10%, Code = midscale
= 5 kΩ, R
< 125°C; unless otherwise noted.
A
A
B
DD
= no connect
= no connect
= V
, wiper = no connect
B
DD
= 0 V, ±1 LSB error band
/2
IL
IL
S
B
= 0
= 0 V, f = 1 kHz, R
= 0 V
= 0 V, V
DD
=5 V
DD
= 5 V
AB
= 10 kΩ
Min
−1
−2.5
−20
−1
−1
−2.5
0
GND
2.4
2.1
2.7
Typ
160
±0.1
±0.3
15
−1
1
45
60
0.01
1
5
3.5
±0.02
600/100/4
0
0.1
2
9
±0.1
±0.25
35
1
Max
+20
200
+1
+1
2.5
V
1
0.8
0.6
±1
5.5
6
30
±0.0
8
+1
+2.5
0
DD
Unit
LSB
LSB
%
ppm/°C
Ω
LSB
LSB
ppm/°C
LSB
LSB
V
pF
pF
µA
nA
V
V
V
V
µA
pF
V
µA
µW
%/%
kHz
%
µs
nV/√Hz