参数资料
型号: AD5273EVAL
厂商: Analog Devices, Inc.
元件分类: 数字电位计
英文描述: 64-Position OTP Digital Potentiometer
中文描述: 64工位检察官数字电位器
文件页数: 2/20页
文件大小: 987K
代理商: AD5273EVAL
–2–
AD5273–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS 1 k , 10 k , 50 k , 100 k VERSIONS
(V
DD
= 2.7 V to 5.5 V, V
A
< V
DD
, V
B
= 0 V, –40°C < T
A
< +105°C, unless otherwise noted.)
Parameter
DC CHARACTERISTICS
RHEOSTAT MODE
Resolution
Resistor Differential NL
2
(10 k , 50 k , 100 k )
(1 k )
Resistor Nonlinearity
2
(10 k , 50 k , 100 k )
(1 k )
Nominal Resistance Tolerance
3
(10 k , 50 k , 100 k )
Nominal Resistance (1 k )
Resistance Temperature Coefficient
Wiper Resistance
DC CHARACTERISTICS
POTENTIOMETER DIVIDER MODE
Differential Nonlinearity
4
Integral Nonlinearity
4
Voltage Divider
Temperature Coefficient
Full-Scale Error
Zero-Scale Error
(10 k , 50 k , 100 k )
(1 k )
RESISTOR TERMINALS
Voltage Range
5
Capacitance
6
A, B
Capacitance
6
W
Common Mode Leakage
DIGITAL INPUTS AND OUTPUTS
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Output Logic High (SDO)
Output Logic Low (SDO)
Input Logic Current
Input Capacitance
6
POWER SUPPLIES
Power Supply Range
OTP Power Supply
7
Supply Current
OTP Supply Current
8
Power Dissipation
9
Power Supply Sensitivity
Symbol
Conditions
Min
Typ
1
Max
Unit
N
R-DNL
R-INL
R
AB
R
AB
R
AB
/ T
R
W
6
Bits
R
WB
, V
A
= NC
R
WB
, V
A
= NC
R
WB
, V
A
= NC
R
WB
, V
A
= NC
T
A
= 25°C
V
AB
= V
DD
, Wiper = No Connect
I
W
= V
DD
/R, V
DD
= 3 V or 5 V
–0.5
–1
–0.5
–5
+0.05
+0.25
+0.10
+2
+0.5
+1
+0.5
+5
LSB
LSB
LSB
LSB
LSB
–30
0.8
1.2
300
60
+30
1.6
100
%
k
ppm/°C
DNL
INL
–0.5
–0.5
+0.1
+0.5
+0.5
LSB
LSB
V
W
/ T
V
WFSE
V
WZSE
Code = 20
H
Code = 3F
H
Code = 00
H
Code = 00
H
–1
–6
0
0
10
0
0
1
5
ppm/°C
LSB
LSB
LSB
LSB
V
A,B,W
C
A,B
C
W
I
CM
f = 5 MHz, Measured to GND,
Code = 20
H
f = 1 MHz, Measured to GND,
Code = 20
H
V
A
= V
B
= V
W
0
V
DD
V
25
pF
1
55
pF
nA
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
I
IL
C
IL
V
LOGIC
= 3 V
V
LOGIC
= 3 V
V
IN
= 0 V or 5 V
2.4
2.1
4.9
0.01
5
0.8
0.6
0.4
1
V
V
V
V
V
V
μA
pF
V
DD
V
DD_OTP
I
DD
I
DD_OTP
P
DISS
PSSR
T
A
= 25°C
V
IH
= 5 V or V
IL
= 0 V
T
A
= 25°C
V
IH
= 5 V or V
IL
= 0 V, V
DD
= 5 V
2.7
5
100
–0.015
0.1
0.2
5.5
6
5
0.3
+0.015
V
V
μA
mA
mW
%/%
REV. 0
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