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參數(shù)資料
| 型號(hào)： | AD5260 |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | 4-Channel Digital Potentiometers(???é??é????°?-???μ?????¨) |
| 中文描述： | 4通道數(shù)字電位器（四通道數(shù)字電位器） |
| 文件頁(yè)數(shù)： | 13/20頁(yè) |
| 文件大?。?/td> | 853K |
| 代理商： | AD5260 |
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REV. 0
–13–
AD5260/AD5262
CODE – Decimal
T
W
0
256
0.01
100
0.1
1
10
32
64
96
128
160
192
224
R
AB
= 200k
V
A
= V
B
= OPEN
T
A
= 25 C
R
AB
= 50k
R
AB
= 20k
TPC 27. I
MAX
vs. Code
HOURS OF OPERATION AT 150 C
C
0
500
–0.20
0.10
–0.10
0
0.05
100
200 250 300 350 400 450
AVG –3
CODE = 80
H
V
DD
= V
SS
= 5V
SS = 135 UNITS
50
150
–0.05
–0.15
AVG +3
AVG
TPC 28. Long-Term Resistance Drift
CHANNEL-TO-CHANNEL R
AB
MATCH – %
F
–0.50
0
40
30
CODE SET TO MID-SCALE
T
= 150 C
3 LOTS
SAMPLE SIZE = 135
20
10
–0.40–0.30–0.20–0.10
0
0.10 0.20
TPC 29. Channel-to-Channel
Resistance Matching (AD5262)
V
MS
A
W
B
DUT
V
V+ = V
DD
1LSB = V+/2
N
Test Circuit 1. Potentiometer Divider
Nonlinearity Error (INL, DNL)
NC
I
W
V
MS
A
W
B
DUT
NC = NO CONNECT
Test Circuit 2. Resistor Position Nonlinearity Error
(Rheostat Operation; R-INL, R-DNL)
V
MS1
I
W
= V
DD
/R
NOMINAL
V
MS2
V
W
R
W
= [V
MS1
– V
MS2
]/I
W
A
W
B
DUT
Test Circuit 3. Wiper Resistance
V
MS
%
V
DD
%
PSS (%/%) =
V+ = V
DD
10%
PSRR (dB) = 20 LOG
MS
( )
V
DD
V
A
V
MS
A
W
B
V+
Test Circuit 4. Power Supply Sensitivity (PSS, PSSR)
+13V
–13V
W
A
B
V
OUT
OFFSET
GND
DUT
AD8610
V
IN
Test Circuit 5. Gain vs. Frequency
W
B
V
SS
TO V
DD
DUT
I
SW
CODE = 00
H
R
SW
=
0.1V
I
SW
0.1V
A = NC
Test Circuit 6. Incremental ON Resistance
W
B
V
CM
I
CM
A
NC
GND
NC
V
SS
V
DD
DUT
Test Circuit 7. Common-Mode Leakage Current
TEST CIRCUITS
Test Circuits 1 to 9 define the test conditions used in the product specification table.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AD5260_10 | 制造商:AD 制造商全稱:Analog Devices 功能描述:1-/2-Channel 15 V Digital Potentiometer |
| AD5260BRU20 | 制造商:Analog Devices 功能描述:Digital Potentiometer 256POS 20KOhm Single 14-Pin TSSOP 制造商:Analog Devices 功能描述:IC DIGITAL POTENTIOMETER 8-BIT |
| AD5260BRU200 | 制造商:Analog Devices 功能描述:Digital Potentiometer 256POS 200KOhm Single 14-Pin TSSOP 制造商:Analog Devices 功能描述:IC DIGITAL POTENTIOMETER 8-BIT |
| AD5260BRU200-REEL7 | 制造商:Analog Devices 功能描述:Digital Potentiometer 256POS 200KOhm Single 14-Pin TSSOP T/R 制造商:Rochester Electronics LLC 功能描述:8-BIT SPI DIG POT - Tape and Reel |
| AD5260BRU20-REEL7 | 制造商:Analog Devices 功能描述:Digital Potentiometer 256POS 20KOhm Single 14-Pin TSSOP T/R |
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