X9251
12
FN8166.6
December 3, 2014
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Absolute Maximum Ratings Recommended Operating Conditions
Temperature Under Bias . . . . . . . . . . . . . . . . . . . . . . . . . . . -65C to +135C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65C to +150C
Voltage on SCK, CS
, SI, SO, WP, HOLD, V
CC
with respect to V
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-1V to +7V
V = | (V
H
- VL) |. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5.5V
Lead Temperature (Soldering, 10s) . . . . . . . . . . . . . . . . . . . . . . . . . . +300C
I
W
(10s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±6mA
Wiper Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±3mA
Power Rating (each pot) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50mW
Commercial Temperature Range . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
Industrial Temperature Range . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
Supply Voltage (V
CC
) Limits (Note 12)
X9251 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V ±10%
X9251-2.7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V to 5.5V
Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see TB493
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 Characteristics Over the recommended operating conditions unless otherwise specified.
SYMBOL PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
R
TOTAL
End to End Resistance U version 50 kΩ
End to End Resistance Tolerance ±20 %
R
W
Wiper Resistance
I
W
= at V
CC
= 3V
300 Ω
I
W
= at V
CC
= 5V
220 Ω
V
TERM
Voltage on any R
H
or R
L
Pin V
SS
= 0V V
SS
V
CC
V
Noise
(Note 14) Ref: 1V -120 dBV√Hz
Resolution
0.4 %
Absolute Linearity
(Note 9)R
w(n)(actual)
- R
w(n)(expected)
(Note 13)-1 +1 MI
(Note 11)
Relative Linearity
(Note 10)R
w(n + 1)
- [R
w(n) + MI
]
(Note 13) -0.6 +0.6 MI
(Note 11
)
Temperature Coefficient of R
TOTAL
(Note 14) 300 ppm/C
Ratiometric Temp. Coefficient (Note 14
) 20 ppm/°C
C
H
/C
L
/C
W
Potentiometer Capacitances See macromodel on page 13, (Note 14) 10/10/25 pF
DC Operating Characteristics Over the recommended operating conditions unless otherwise specified.
SYMBOL PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
I
CC1
V
CC
Supply Current (Active) f
SCK
= 2.5MHz, SO = Open, V
CC
= 6V
Other Inputs = V
SS
400 µA
I
CC2
V
CC
Supply Current
(Nonvolatile Write)
f
SCK
= 2.5MHz, SO = Open, V
CC
= 6V
Other Inputs = V
SS
15mA
I
SB
V
CC
Current (Standby) SCK = SI = V
SS
, Addr. = V
SS
,
CS
= V
CC
= 6V
3µA
I
LI
Input Leakage Current V
IN
= V
SS
to V
CC
10 µA
I
LO
Output Leakage Current V
OUT
= V
SS
to V
CC
10 µA
V
IH
Input HIGH Voltage V
CC
x 0.7 V
V
IL
Input LOW Voltage V
CC
x 0.3 V
V
OL
Output LOW Voltage I
OL
= 3mA 0.4 V
V
OH
Output HIGH Voltage I
OH
= -1mA, V
CC
+3V V
CC
- 0.8 V
V
OH
Output HIGH Voltage I
OH
= -0.4mA, V
CC
+3V V
CC
- 0.4 V
