參數(shù)資料
型號: AD5258BRMZ1001
廠商: Analog Devices, Inc.
元件分類: 數(shù)字電位計
英文描述: Nonvolatile, I2C-Compatible 64-Position, Digital Potentiometer
中文描述: 非易失,I2C兼容的64工位,數(shù)字電位器
文件頁數(shù): 11/24頁
文件大?。?/td> 1299K
代理商: AD5258BRMZ1001
AD5258
Rev. 0 | Page 11 of 24
0
20
H
10
H
08
H
04
H
02
H
01
H
–54
–60
–48
–42
–36
–30
–24
–18
–12
–6
0
1k
10k
100k
1M
G
FREQUENCY (Hz)
Figure 24. Gain vs. Frequency vs. Code, R
AB
= 50 k
0
20
H
10
H
08
H
04
H
02
H
01
H
–54
–60
–48
–42
–36
–30
–24
–18
–12
–6
0
1k
10k
100k
1M
G
FREQUENCY (Hz)
Figure 25. Gain vs. Frequency vs. Code, R
AB
= 100 k
10k
1k
100
10
0
1
2
3
4
5
0
V
IH
(V)
I
L
μ
A
V
DD
= V
LOGIC
= 5V
V
DD
= V
LOGIC
= 3V
Figure 26. Logic Supply Current vs. Input Voltage
80
60
40
20
0
100
1k
1M
100k
10k
0
FREQUENCY (Hz)
P
CODE = MIDSCALE, V
A
= V
LOGIC
, V
B
= 0V
PSRR @ V
LOGIC
= 5V DC
±
10% p-p AC
PSRR @ V
LOGIC
= 3V DC
±
10% p-p AC
Figure 27. PSRR vs. Frequency
0
400ns/DIV
1
2
V
W
SCL
5
5
Figure 28. Digital Feedthrough
0
V
W
1
1
μ
s/DIV
2
Figure 29. Midscale Glitch, Code 0×7F to 0×80
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