參數(shù)資料
型號: AD5290YRMZ50-RL7
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字電位計
英文描述: Compact +30V/【15V 256-Position Digital Potentiometer
中文描述: 50K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO10
封裝: LEAD FREE, MO-187-BA, MSOP-10
文件頁數(shù): 7/11頁
文件大?。?/td> 150K
代理商: AD5290YRMZ50-RL7
Preliminary Technical Data
AD5290
SPI Interface
Rev. Pr C | Page 7 of 11
Table 4. AD5290 Serial Data-Word Format
B7
B6
B5
B4
D7
D6
D5
D4
MSB
2
7
B3
D3
B2
D2
B1
D1
B0
D0
LSB
2
0
SDI
CLK
CS
VOUT
1
0
1
0
1
0
1
0
D7
D6
D5
D4
D3
D2
D1
D0
RDAC REGISTER LOAD
Figure 3. AD5290 SPI Interface Timing Diagram
(V
A
= VDD, V
B
= 0 V, V
W
= V
OUT
)
t
CSHO
t
CSS
t
CL
t
CH
t
DS
t
CSW
t
S
t
CS1
t
CSH1
t
CH
SDI
CLK
CS
VOUT
1
0
1
0
1
0
V
DD
0
±1LSB
(DATA IN)
Dx
Dx
Figure 2. SPI Interface Detailed Timing Diagram (V
A
= VDD, V
B
= 0 V, V
W
= V
OUT
)
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