參數(shù)資料
型號： X9455WV24-2.7
廠商： INTERSIL CORP
元件分類： 數(shù)字電位計(jì)
英文描述： Dual Two-wiper Digitally-Controlled (XDCP) Potentiometer
中文描述： DUAL 10K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO24
封裝： TSSOP-24
文件頁數(shù)： 3/18頁
文件大?。?/td> 372K
代理商： X9455WV24-2.7
3
FN8202.0
November 10, 2004
Absolute Maximum Ratings
Recommended Operating Conditions
Junction Temperature under bias. . . . . . . . . . . . . . .-65
°
C to +135
°
C
Storage temperature . . . . . . . . . . . . . . . . . . . . . . . .-65
°
C to +150
°
C
Voltage at any digital interface pin
with respect to V
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . -1V to +7V
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -1V to +7V
Voltage at any DCP pin with
respect to V
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -1V to V
CC
Lead temperature (soldering, 10 seconds) . . . . . . . . . . . . . . .300
°
C
I
W
(10 seconds). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6mA
Commercial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
Industrial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
Supply Voltage (V
CC
) (Note 4) Limits . . . . . . . . . . . . . . 2.7V to 5.5V
CAUTION: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only; functional operation
of the device (at these or any other conditions above those listed in the operational sections of this specification) is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
Analog Specifications
Over recommended operating conditions unless otherwise stated.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(Note 4)
MAX
UNIT
R
TOTAL
End to end resistance
Y, W, U, T versions respectively
2.8, 10, 50,
100
k
End to end resistance tolerance
-20
+20
%
Power rating
25°C, each DCP
50
mW
R
TOTAL
Matching
DCP to DCP resistance matching
0.75
2.0
%
I
W
(Note 5)
Wiper current
See test circuit
-3.0
+3.0
mA
R
W
Wiper resistance
Wiper current =
50
150
V
TERM
Voltage on any DCP pin
Vss
Vcc
V
Noise (Note 5)
Ref: 1kHz
-120
dBV
Resolution
0.4
%
Absolute linearity (Note 1)
V(R
H0
)=V(R
H1
)=V
CC
V(R
L0
)=V(R
L1
)=V
SS
-1
+1
MI (Note 3)
Relative linearity
(Note 2)
-0.3
+0.3
MI (Note 3)
Temperature coefficient of resistance
(Note 5)
±
300
ppm/
°
C
Ratiometric Temperature (Note 5)
Coefficient
-20
+20
ppm/°C
C
H
/C
L
/C
W
Potentiometer Capacitance (Note 5)
See equivalent circuit
10/10/25
pF
I
OL
Leakage on DCP pins
Voltage at pin from V
SS
to V
CC
0.1
10
μA
V
CC
R
TOTAL
DC Electrical Specifications
Over the recommended operating conditions unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
MAX
UNITS
I
CC1
V
CC
supply current (Volatile write/read)
f
SCL
= 400kHz; SDA = Open; (for 2-Wire, Active,
Read and Volatile Write States only)
3
mA
I
CC2
V
CC
supply current (active)
f
SCL
= 200kHz; (for U/D interface, increment,
decrement)
3
mA
I
CC3
V
CC
supply current (nonvolatile write)
f
SCL
= 400kHz; SDA = Open;
(for 2-Wire, Active, Nonvolatile Write State only)
5
mA
I
SB
V
CC
current (standby)
V
CC
= +5.5V; V
IN
= V
SS
or V
CC
; SDA = V
CC
;
(for 2-Wire, Standby State only)
20
μA
I
L
Leakage current, bus interface pins
Voltage at pin from V
SS
to V
CC
-10
10
μA
X9455
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