參數(shù)資料
型號: AD5162BRM50-RL7
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字電位計
英文描述: Dual 256-Position SPI Digital Potentiometer
中文描述: DUAL 50K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO10
封裝: 3 X 4.90 MM, MO-187BA, MSOP-10
文件頁數(shù): 4/20頁
文件大?。?/td> 960K
代理商: AD5162BRM50-RL7
AD5162
ELECTRICAL CHARACTERISTICS—10 k, 50 k, 100 k VERSIONS
Table 2. V
DD
= 5 V ± 10%, or 3 V ± 10%; V
A
= V
DD
; V
B
= 0 V; 40°C < T
A
< 125°C; unless otherwise noted
Parameter
Symbol
DC CHARACTERISTICS—RHEOSTAT MODE
Resistor Differential Nonlinearity
2
R-DNL
Resistor Integral Nonlinearity
2
R-INL
Nominal Resistor Tolerance
3
R
AB
Resistance Temperature Coefficient
(R
AB
/R
AB
)/T
R
WB
(Wiper Resistance)
R
WB
DC CHARACTERISTICS—POTENTIOMETER DIVIDER MODE (Specifications Apply to All VRs)
Differential Nonlinearity
4
DNL
Integral Nonlinearity
4
INL
Voltage Divider Temperature Coefficient
(V
W
/V
W
)/T
Full-Scale Error
V
WFSE
Zero-Scale Error
V
WZSE
RESISTOR TERMINALS
Voltage Range
5
V
A,B,W
Capacitance
6
A, B
C
A,B
Rev. A | Page 4 of 20
Conditions
R
WB
, V
A
= no connect
R
WB
, V
A
= no connect
T
A
= 25°C
V
AB
= V
DD
, wiper = no connect
Code = 0x00, V
DD
= 5 V
Min
1
2.5
20
1
1
2.5
0
GND
Typ
1
±0.1
±0.25
35
160
±0.1
±0.3
15
1
1
Max
+1
+2.5
+20
200
+1
+1
0
2.5
V
DD
Unit
LSB
LSB
%
ppm/°C
LSB
LSB
ppm/°C
LSB
LSB
V
pF
Code = 0x80
Code = 0xFF
Code = 0x00
f = 1 MHz, measured to GND,
Code = 0x80
f = 1 MHz, measured to GND,
Code = 0x80
V
A
= V
B
= V
DD
/2
V
DD
= 5 V
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 3 V
V
IN
= 0 V or 5 V
V
IH
= 5 V or V
IL
= 0 V
V
IH
= 5 V or V
IL
= 0 V, V
DD
= 5 V
V
DD
= 5 V ± 10%, Code =
midscale
R
AB
= 10 k/50 k/100 k,
Code = 0x80
V
A
= 1 V rms, V
B
= 0 V,
f = 1 kHz, R
AB
= 10 k
V
A
= 5 V, V
B
= 0 V,
±1 LSB error band
R
WB
= 5 k, R
S
= 0
45
Capacitance
6
W
C
W
60
pF
Common-Mode Leakage
DIGITAL INPUTS AND OUTPUTS
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Input Current
Input Capacitance
POWER SUPPLIES
Power Supply Range
Supply Current
Power Dissipation
Power Supply Sensitivity
I
CM
V
IH
V
IL
V
IH
V
IL
I
IL
C
IL
V
DD RANGE
I
DD
P
DISS
PSS
2.4
2.1
2.7
1
5
3.5
±0.02
0.8
0.6
±1
5.5
6
30
±0.08
nA
V
V
V
V
μA
pF
V
μA
μW
%/%
DYNAMIC CHARACTERISTICS
Bandwidth 3 dB
BW
600/100/40
kHz
Total Harmonic Distortion
THD
W
0.1
%
V
W
Settling Time (10 k/50 k/100 k)
t
S
2
μs
Resistor Noise Voltage Density
See notes at end of section.
e
N_WB
9
nV/
Hz
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