參數(shù)資料
型號(hào): ISL90461
廠商: Intersil Corporation
英文描述: Single Volatile 32-Tap XDCP
中文描述: 單性32抽頭數(shù)字電位器
文件頁(yè)數(shù): 3/7頁(yè)
文件大?。?/td> 201K
代理商: ISL90461
3
FN8229.3
October 14, 2005
Equivalent Circuit
Absolute Maximum Ratings
Recommended Operating Conditions
Storage temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Voltage on CS, U/D and VCC
with respect to GND. . . . . . . . . . . . . . . . . . . . . . . . . . . -1V to +7V
Lead temperature (soldering 10s) . . . . . . . . . . . . . . . . . . . . . .300°C
I
W
(10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6mA
Power rating. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1mW
Temperature Range (Industrial). . . . . . . . . . . . . . . . .-40°C to +85°C
Supply Voltage (V
CC
) . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Potentiometer Specifications
Over recommended operating conditions unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS/NOTES
MIN
TYP
(Note 4)
MAX
UNIT
R
TOT
End to end resistance
W version
8
10
12
k
U version
40
50
60
k
T version
80
100
120
k
V
R
RH, RL terminal voltages
0
V
CC
V
Noise
Ref: 1kHz
-120
dBV
R
W
Wiper Resistance
600
I
W
Wiper Current
0.6
mA
Resolution
1
32
Taps
Absolute linearity (Note 1)
R
H(n)(actual)
- R
H(n)(expected)
±1
MI
(Note 3)
Relative linearity (Note 2)
R
H(n+1)
- [R
H(n)+MI
]
±0.5
MI
(Note 3)
R
TOTAL
temperature coefficient
±35
ppm/°C
C
H
/C
L
/C
W
Potentiometer capacitances
See equivalent circuit
10/10/25
pF
NOTES:
1. Absolute linearity is utilized to determine actual wiper voltage versus expected voltage = (R
H
(n)
(actual) - R
H
(n)
(expected)) = ±1 Ml Maximum.
n = 1 .. 29 only
2. Relative linearity is a measure of the error in step size between taps = R
H
(n+1)
- [R
H
(n)
+ Ml] = ±0.5 Ml, n = 1 .. 29 only.
3. 1 Ml = Minimum Increment = R
TOT
/31.
4. Typical values are for T
A
= 25°C and nominal supply voltage.
C
H
C
L
R
W
R
TOTAL
C
W
R
H
R
L
ISL90461
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