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參數資料
| 型號： | DS1668 |
| 英文描述： | ELECTRONIC DIGITAL RHEOSTAT |
| 中文描述： | 電子數字電位器 |
| 文件頁數： | 1/10頁 |
| 文件大小： | 70K |
| 代理商： | DS1668 |
ACopyright 1995 by Dallas Semiconductor Corporation.
DS1668, DS1669, DS1669S
Dallastat
TM
Electronic Digital Rheostat
DS1668, DS1669, DS1669S
081895 1/10
FEATURES
Replaces mechanical variable resistors
Available as the DS1668 with manual interface or the
DS1669 integrated circuit
Human engineered interface provides easy control
with DS1668
Electronic interface provided for digital as well as
manual control
Wide differential input voltage range between 4.5 and
8 volts
Wiper position is maintained in the absence of power
Low cost alternative to mechanical controls
Applications include volume, tone, contrast, bright-
ness, and dimmer control
8–pin SOIC and 8–pin DIP packages for DS1669
Standard resistance values for Dallastat
– DS1668/DS1669–10
~
10K
– DS1668/DS1669–50
~
50K
– DS1668/DS1669–100
~
100K
Operating Temperature Range
– Commercial: 0
°
C to 70
°
C; DS1668, DS1669
– Industrial: –40
°
C to +85
°
C; DS1669
PIN ASSIGNMENT DS1668
NC D
R
H
-V
R
W
+V
PIN 1
INDICATOR
TOP VIEW
1
2
3
6
5
4
INTEGRATED
PUSHBUTTON
PIN ASSIGNMENT DS1669
+V
DC
R
W
–V
(R
H
)
UC
D
(R
L
)
1
2
3
4
8
7
6
5
8-Pin DIP (300 Mil)
1
2
3
4
8
7
6
5
+V
DC
R
W
V-
(R
H
)
UC
D
(R
L
)
8-Pin SOIC (208 Mil)
PIN DESCRIPTION DS1669
R
H
R
W
R
L
-V, +V
UC
D
DC
-
-
-
-
-
-
-
Resistor High End
Resistor Wiper
Resistor Low End
Voltage Inputs
Up Contact Input
Digital Input
Down Contact Input
PIN DESCRIPTION DS1668
+V
-V
R
W
D
R
H
NC
-
-
-
-
-
-
Positive Voltage Input
Negative Voltage
Resistor Wiper
Digital Input
Resistor High End
No Connection - Pin Missing
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PDF描述 |
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| DS1705ESA | Power Supply Supervisor |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| DS1668S10 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Interface IC |
| DS1668S100 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Interface IC |
| DS1668S50 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Interface IC |
| DS1669 | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Dallastat Electronic Digital Rheostat |
| DS1669-010 | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Dallastat Electronic Digital Rheostat |
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