AD5235 Analog Devices, AD5235 Datasheet - Page 2

• Manufacturer Part Number: AD5235
• Description: 8-Bit Dual Nonvolatile Memory Digital Potentiometer
• Manufacturer: Analog Devices

Nonvolatile Memory Digital Potentiometers
ELECTRICAL CHARACTERISTICS 25K, 250K OHM VERSIONS
= +V
Parameter
DC CHARACTERISTICS RHEOSTAT MODE Specifications apply to all VRs
Resistor Differential NL
Resistor Nonlinearity
Nominal resistor tolerance
Resistance Temperature Coefficent
Wiper Resistance
Wiper Resistance
DC CHARACTERISTICS POTENTIOMETER DIVIDER MODE Specifications apply to all VRs
Resolution
Integral Nonlinearity
Differential Nonlinearity
Voltage Divider Temperature Coefficent
Full-Scale Error
Zero-Scale Error
RESISTOR TERMINALS
Voltage Range
Capacitance
Capacitance
Common-mode Leakage Current
DIGITAL INPUTS & OUTPUTS
Input Logic High
Input Logic Low
Output Logic High
Output Logic High
Output Logic Low
Input Current
Input Capacitance
POWER SUPPLIES
Single-Supply Power Range
Dual-Supply Power Range
Positive Supply Current
Programming Mode Current
Read Mode Current
Negative Supply Current
Power Dissipation
Power Supply Sensitivity
DYNAMIC CHARACTERISTICS
Bandwidth –3dB
Total Harmonic Distortion
V
Resistor Noise Voltage
Crosstalk
REV PrD 6 NOV, 2000
Information contained in this Product Concept data sheet describes a product in the early definition stage. There is no guarantee that the
information contained here will become a final product in its present form. For latest information contact Walt Heinzer/Analog Devices, Santa Clara,
CA. TEL[phone]; FAX [phone]; [e-mail]
W
Settling Time
DD
, V
B
5
5
= 0V, -40°C < T
Ax, Bx
Wx
4
6
5
3
2
2
3
5, 7
A
7
< +85°C unless otherwise noted.)
PRELIMINARY TECHNICAL DATA
Symbol
R-DNL
R-INL
R
R
R
N
INL
DNL
V
V
V
C
C
I
V
V
V
V
V
I
C
V
V
I
I
I
I
P
PSS
BW_25K
THD
t
e
C
CM
IL
DD
DD(PG)
DD(READ)
SS
S
N_WB
R
AB
W
W
V
WFSE
WZSE
A,B,W
A,B
W
IH
IL
OH
OH
OL
IL
DD
DD
DISS
T
W
/V
/ T
/ T
W
SS
Conditions
R
R
T
V AB = V DD , Wiper (V
I
I
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
with respect to GND
with respect to GND
R
I
I
V
V
V
V
V
V
V
V
R = 12K
V
V
25K/250K
R
V
VR making full scale change
W
W
OH
OL
A
A
IN
SS
SS
IH
IH
IH
IH
IH
A
A
A
WB
WB
PULL-UP
V
WB
= VDD, V
= 1 V/R, V
= 1 V/R, V
= 25°C, V
= V
DD
=1Vrms, V
= V
= 1.6mA, V
= 40 A, V
= 0V or V
= V
= V
= V
= V
= V
= 0V
= 0V
, V
, V
= 10K , f = 1KHz
= +5V ±10%
B
DD
A
A
DD
DD
DD
DD
DD
=NC
=NC
= V
, V
= 2.2K to +5V
or V
or V
or V
or V
or V
B
DD
B
AB
DD
DD
=0V, 50% of final value
= 0V, Measue V
DD
B
LOGIC
IL
IL
IL
IL
IL
/2
LOGIC
= V
= 0V, f=1KHz
= +5V
= +3V
= GND
= GND
= GND
= GND, V
= GND
DD
= +5V
= +5V
2
,Wiper (V
W
) = No Connect
DD
= 2.5V, V
W
W
with adjacent
) = No connect
SS
= -2.5V
0.7•V
Min
±2.2
-30
V
4.9
2.7
10
–2
–1
–3
(V
-1
-2
0
4
SS
DD
DD
= +3V±10% or +5V±10% and V
0.6/3/6
Typ
0.002
0.003
±1/4
±1/2
±1/2
±1/4
0.01
200
650
400
-65
50
50
15
+1
45
60
15
-1
5
2
9
1
0.3•V
Max
±2.7
0.05
0.01
100
V
0.4
±1
5.5
+1
+2
30
+2
+1
+0
+3
20
10
1
DD
DD
AD5235
Units
ppm/°C
ppm/°C
nV Hz
%/%
LSB
LSB
LSB
LSB
LSB
LSB
KHz
mW
Bits
mA
µA
µA
µA
µA
µA
SS
pF
pF
pF
µs
dB
%
%
V
V
V
V
V
V
V
V
=0V, V
A