AD5293 Analog Devices, AD5293 Datasheet - Page 3

• Manufacturer Part Number: AD5293
• Description: Digital Potentiometer
• Manufacturer: Analog Devices

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Preliminary Technical Data
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS – 20KΩ VERSION
V
unless otherwise noted.
Table 1.
Parameter
DC CHARACTERISTICS— RHEOSTAT MODE
DC CHARACTERISTICS— POTENTIOMETER DIVIDER MODE
RESISTOR TERMINALS
DIGITAL INPUTS
DIGITAL OUTPUTS(SDO and RDY)
POWER SUPPLIES
DD
Resolution
Resistor Differential Nonlinearity
Resistor Integral Nonlinearity
Nominal Resistor Tolerance
Resistance Temperature Coefficient
Wiper Resistance
Resolution
Differential Nonlinearity
Integral Nonlinearity
Voltage Divider Temperature
Full-Scale Error
Zero-Scale Error
Terminal Voltage Range
Capacitance
Capacitance
Common-Mode Leakage Current
Input Logic High
Input Logic Low
Input Current
Input Capacitance
Output High Voltage
Output Low Voltage
Three state Leakage Current
Output Capacitance
Single-Supply Power Range
Dual-Supply Power Range
Positive Supply Current
Negative Supply Current
Logic Supply Range
Logic Supply Current
Memory Read Current
= 21V to 30V, V
Coefficient
6
6
A, B
W
SS
6
= 0V; V
6
4
6,7
5
4
DD
3
2
= 10.5V to 16.5V, V
2
6
Symbol
N
R-DNL
R-INL
R-INL
∆R
(∆R
R
N
DNL
INL
(∆V
V
V
V
C
C
I
V
V
V
I
C
V
V
C
V
V
I
I
V
I
I
I
CM
IL
DD
SS
LOGIC
LOGIC
LOGIC_FUSE_READ
W
WFSE
WZSE
A, B, W
A, B
W
IH
IH
IL
IL
OH
OL
OL
DD
DD
LOGIC
AB
AB
W
/V
/R
/V
/R
SS
AB
W
AB
)/∆T × 10
SS
)/∆T × 10
= -10.5V to -16.5V; V
6
6
Rev. PrA | Page 3 of 15
Conditions
R
R
R
Code = half-scale
Code = full scale
Code = zero scale
f = 1 MHz, measured to GND,
Code = half-scale
f = 1 MHz, measured to GND,
Code = half-scale
V
V
V
V
V
R
R
V
V
V
V
V
V
WB
AB
AB
A
LOGIC
LOGIC
LOGIC
IN
PULL_UP
PULL_UP
SS
DD
DD
LOGIC
LOGIC
IH
= V
= 0 V or V
= 5 V or V
= 20KΩ, |V
= 20KΩ, |V
= 0 V
/ V
/V
SS
B
= 4.5V to 5.5 V
= 2.7V to 3.6 V
= 2.7V to 5.5 V
= 5 V; V
= 3 V; V
SS
= 2.2kΩ to V
= 2.2kΩ to V
= V
= ±16.5 V
= ±16.5 V
LOGIC
W
LOGIC
IL
DD
DD
IH
IH
= GND
= 2.7V to 5.5V, V
= 5 V or V
= 3 V or V
− V
− V
LOGIC
LOGIC
SS
SS
| = 26V to 30V
| = 21V to 26V
IL
IL
= GND
= GND
A
= V
DD
, V
Min
−1.5
−2
−1
−1
JEDEC compliant
10
−1
−1
10
−6
0
V
2.0
1.8
V
21
±10.5
2.7
SS
LOGIC
0.4
B
-1
= V
-
SS
, −40°C < T
Typ
0.5
35
TBD
50
40
0.001
5
TBD
TBD
TBD
TBD
TBD
5
5
1
Max
+1
+1.5
+2
+1
TBD
+1
+1
0
TBD
V
50
0.8
±1
30
±16.5
TBD
TBD
5.5
TBD
TBD
+0.4V
A
Gnd
DD
< +105°C,
1
AD5293
Unit
Bits
LSB
LSB
LSB
%
ppm/°C
Ω
Bits
LSB
LSB
ppm/°C
LSB
LSB
V
pF
pF
nA
V
V
V
µA
pF
V
V
µA
pF
V
V
µA
µA
V
µA
µA
mA