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參數(shù)資料
| 型號： | ISL90728 |
| 廠商： | Intersil Corporation |
| 元件分類： | 數(shù)字電位計 |
| 英文描述： | Digitally Controlled Potentiometer(數(shù)控電位器) |
| 中文描述： | 數(shù)控電位器（數(shù)控電位器） |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 170K |
| 代理商： | ISL90728 |
3
FN8247.4
August 2, 2006
Analog Specifications
Absolute Maximum Ratings
Recommended
Operating Conditions
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Voltage at any Digital Interface Pin
with Respect to V
SS
. . . . . . . . . . . . . . . . . . . . . . -0.3V to V
CC
+0.3
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to +7V
Voltage at any DCP Pin with
Respect to V
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to V
CC
Lead Temperature (soldering, 10s) . . . . . . . . . . . . . . . . . . . . .300°C
I
W
(10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6mA
Latchup . . . . . . . . . . . . . . . . . . . . . . . . . . . Class II, Level B at 85°C
ESD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >2kV Human Body Model
Industrial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
Power Rating of Each DCP . . . . . . . . . . . . . . . . . . . . . . . . . . . .5mW
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.
Over recommended operating conditions unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(Note 3)
MAX
UNIT
R
TOTAL
R
H
to R
L
Resistance
W option
10
k
Ω
U option
50
k
Ω
R
H
to R
L
Resistance Tolerance
-20
+20
%
R
W
Wiper Resistance
V
CC
= 3.3V @ 25°C
85
200
Ω
C
H
/C
L
/C
W
Potentiometer Capacitance
10/10/
25
pF
I
LkgDCP
Leakage on DCP Pins
Voltage at pin from GND to V
CC
0.1
μA
VOLTAGE DIVIDER MODE
INL
Integral Non-linearity
-1
±0.2
1
LSB
(Note 4)
LSB
(Note 4)
LSB
(Note 4)
LSB
(Note 4)
DNL
Differential Non-linearity
Monotonic over all tap positions
W option
-1
±0.1
1
U option
-1
±0.1
1
ZSerror
(Note 5)
Zero-scale Error
W option
0
1
3
U option
0
0.5
1
FSerror
(Note 6)
Full-scale Error
W option
-3
-1
0
LSB
(Note 4)
U option
-1
-0.5
0
TC
V
(Note 12) Ratiometric Temperature Coefficient
DCP Register set to 80 hex
±15
ppm/°C
RESISTOR MODE
RINL
(Note 10)
RDNL
(Note 9)
Integral Non-linearity
DCP register set between 20 hex and FF hex.
Monotonic over all tap positions
-2
±0.25
2
MI
(Note 7)
MI
(Note 7)
MI
(Note 7)
MI
(Note 7)
MI
(Note 7)
Differential Non-linearity
DCP register set between 20 hex
and FF hex. Monotonic over all tap
positions
W option
-1
±0.1
1
U option
-1
±0.1
1
Roffset
(Note 8)
Offset
W option
0
1
3
U option
0
0.5
1
TC
R
(Notes 11, 12)
Resistance Temperature Coefficient
DCP register set between 20 hex and FF hex
±45
ppm/°C
ISL90727, ISL90728
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