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參數(shù)資料
| 型號： | ISL90840 |
| 廠商： | Intersil Corporation |
| 英文描述： | Low Noise, Low Power I2C Bus, 256 Taps |
| 中文描述： | 低噪聲，低功耗I2C總線，256絲錐 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 1127K |
| 代理商： | ISL90840 |
3
FN8086.0
July 27, 2005
Analog Specifications
Absolute Maximum Ratings
Recommended Operating Conditions
Storage temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Voltage at any digital interface pin
with respect to GND. . . . . . . . . . . . . . . . . . . . . . -0.3V to V
CC
+0.3
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3V to +6V
Voltage at any DCP pin with
respect to GND. . . . . . . . . . . . . . . . . . . . . . . . . . . . . -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
Wiper current of each DCP . . . . . . . . . . . . . . . . . . . . . . . . . .±3.0mA
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 1)
MAX
UNIT
R
TOTAL
R
H
to R
L
resistance
W option
10
k
U option
50
k
R
H
to R
L
resistance tolerance
-20
+20
%
R
W
Wiper resistance
V
CC
= 3.3V @ 25°C, wiper current =
V
CC
/R
TOTAL
70
200
C
H
/C
L
/C
W
Potentiometer capacitance
(Note 15)
10/10/25
pF
I
LkgDCP
Leakage on DCP pins
(Note 15)
Voltage at pin from GND to V
CC
0.1
1
μA
VOLTAGE DIVIDER MODE
(0V @ R
L
i; V
CC
@ R
H
i; measured at R
W
i, unloaded; i = 0, 1, 2, or 3)
INL
(Note 6)
Integral non-linearity
-1
1
LSB
(Note 2)
DNL
(Note 5)
Differential non-linearity
Monotonic over all tap positions
-0.5
0.5
LSB
(Note 2)
ZSerror
(Note 3)
Zero-scale error
W option
0
1
7
LSB
(Note 2)
U option
0
0.5
2
FSerror
(Note 4)
Full-scale error
W option
-7
-1
0
LSB
(Note 2)
U option
-2
-1
0
V
MATCH
(Note 7)
DCP to DCP matching
Any two DCPs at same tap position, same
voltage at all R
H
terminals, and same voltage
at all R
L
terminals
-2
2
LSB
(Note 2)
TC
V
(Note 8)
Ratiometric temperature coefficient
DCP register set to 80 hex
±4
ppm/°C
RESISTOR MODE
(Measurements between R
W
i and R
L
i with R
H
i not connected, or between R
W
i and R
H
i with R
L
i not connected. i = 0, 1, 2 or 3)
RINL
(Note 12)
hex; monotonic over all tap positions
Integral non-linearity
DCP register set between 20 hex and FF
-1
1
MI
(Note 9)
RDNL
(Note 11)
Differential non-linearity
-0.5
0.5
MI
(Note 9)
Roffset
(Note 10)
Offset
W option
0
1
7
MI
(Note 9)
U option
0
0.5
2
MI
(Note 9)
R
MATCH
(Note 13)
DCP to DCP matching
Any two DCPs at the same tap position with
the same terminal voltages
-2
2
MI
(Note 9)
TC
R
(Note 14)
Resistance temperature coefficient
DCP register set between 20 hex and FF hex
±45
ppm/°C
ISL90840
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