11
FN8191.4
January 15, 2009
Absolute Maximum Ratings
Thermal Information
Supply Voltage (VCC Limits)
X9408 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V ±10%
X9408-2.7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
Voltage on SDA, SCL any address input
with respect to VSS: . . . . . . . . . . . . . . . . . . . . . . . . . . . -1V to +7V
Voltage on V+ (Referenced to VSS). . . . . . . . . . . . . . . . . . . . . . .10V
Voltage on V- (Referenced to VSS) . . . . . . . . . . . . . . . . . . . . . . -10V
(V+) - (V-). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12V
IW (10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6mA
Any VH/RH, VL/RL, VW/RW . . . . . . . . . . . . . . . . . . . . . . . . V- to V+
Temperature Under Bias . . . . . . . . . . . . . . . . . . . . .-65
°C to +135°C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . -65°C to +150°C
Pb-Free Reflow Profile. . . . . . . . . . . . . . . . . . . . . . . . .see link below
Operating Conditions
Temperature Range
Commercial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
Industrial. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
Analog Specifications
(Over recommended operating conditions unless otherwise stated.
)
SYMBOL
PARAMETER
TEST CONDITION
LIMITS
MIN
TYP
MAX
UNIT
RTOTAL
End to end resistance tolerance
-20
+20
%
Power rating
+25°C, each pot
50
mW
RW
Wiper resistance
IW = (VH - VL)/RTOTAL
@ V+, V- = ±3V
150
250
Ω
IW = (VH - VL)/RTOTAL
@ V+, V- = ±5V
40
100
Ω
VV+
Voltage on V+ pin
X9408
+4.5
+5.5
V
X9408-2.7
+2.7
+5.5
VV-
Voltage on V- pin
X9408
-5.5
-4.5
V
X9408-2.7
-5.5
-2.7
VTERM
Voltage on any VH/RH, VL/RL or
VW/RW pin
V-
V+
V
Noise
Ref: 1kHz
-120
dBV
Resolution
(Note 4)
1.6
%
Absolute linearity (Note
1)V(Vwn/Rwn)(actual) -
V(Vwn/Rwn)(expected) (Note 4) -1
+1
MI
Relative linearity (Note
2)V(Vw(n+1)/Rw(n+1)) -
[V(Vw(n)/Rw(n)) + MI] (Note 4) -0.2
+0.2
MI
Temperature coefficient of RTOTAL
±300
ppm/°C
Ratiometric Temperature Coefficient
±20
ppm/°C
CH/CL/CW
Potentiometer Capacitances
See Macro model
10/10/25
pF
IAL
VH/RH, VL/RL, VW/RW Leakage
Current
VIN = V- to V+. Device is in Stand-
by mode.
0.1
10
A
X9408