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参数资料
| 型号： | AD5254EVAL |
| 厂商： | Analog Devices, Inc. |
| 元件分类： | 通用总线功能 |
| 英文描述： | Dual, 256-Tap, Nonvolatile, I2C-Interface, Digital Potentiometers |
| 中文描述： | 双路、256抽头、非易失、I2C接口、数字电位器 |
| 文件页数： | 6/28页 |
| 文件大小： | 834K |
| 代理商： | AD5254EVAL |
第1页第2页第3页第4页第5页当前第6页第7页第8页第9页第10页第11页第12页第13页第14页第15页第16页第17页第18页第19页第20页第21页第22页第23页第24页第25页第26页第27页第28页
AD5253/AD5254
Parameter
POWER SUPPLIES (continued)
Negative Supply Current
Rev. 0 | Page 6 of 28
Symbol
I
SS
Conditions
V
IH
= V
DD
or V
IL
= GND, V
DD
= +2.5 V,
V
SS
= 2.5 V
Min
Typ
1
5
Max
15
Unit
μA
EEMEM Data Storing Mode
Current
EEMEM Data Restoring
Mode Current
6
Power Dissipation
7
Power Supply Sensitivity
DYNAMIC CHARACTERISTICS
5, 8
–3 dB Bandwidth
Total Harmonic Distortion
V
W
Settling Time
I
DD_STORE
V
IH
= V
DD
or V
IL
= GND, T
A
= 0°C to 85°C
35
mA
I
DD_RESTORE
P
DISS
PSS
V
IH
= V
DD
or V
IL
= GND, T
A
= 0°C to 85°C
V
IH
= V
DD
= 5 V or V
IL
= GND
V
DD
= 5 V ± 10%
V
DD
= 3 V ± 10%
R
AB
= 10 k/50 k/100 k
V
A
= 1 Vrms, V
B
= 0 V, f = 1 kHz
V
A
= V
DD
, V
B
= 0 V,
R
AB
= 10 k/50 k/100 k
R
AB
= 10 k/50 k/100 k, Code =
Midscale, f = 1 kHz. Thermal noise only.
V
A
= V
DD
, V
B
= 0 V, Measure V
W
with
adjacent RDAC making full scale change
Signal input at A0 and measure
output at W1, f = 1 kHz
0.005
0.01
2.5
+0.002
+0.002
400/80/40
0.05
1.5/7/14
0.075
+0.005
+0.01
mA
mW
%/%
%/%
kHz
%
μs
BW
THDW
t
S
Resistor Noise Voltage
e
N_WB
9/20/29
nV/√Hz
Digital Crosstalk
C
T
80
dB
Analog Coupling
C
AT
72
dB
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