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WMS7130100P

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22
WMS7130 / 7131
- 10 -
TABLE 10 – TIMING PARAMETERS
PARAMETERS SYMBOL MIN. MAX. UNITS
CS to INC Setup
t
CI
100 ns
U/D to INC Setup
t
DI
50 ns
U/D to INC Hold
t
ID
100 ns
INC LOW Period
t
IL
250 ns
INC HIGH Period
t
IH
250 ns
INC Inactive to CS Inactive
t
IC
1
µs
CS Deselect Time (NO STORE)
t
CPH
100 ns
CS Deselect Time (STORE)
t
CPH
15 (2.7V)
30 (5.5V)
ms
INC to Wiper Change
t
IW
5
µs
INC Cycle Time
t
CYC
1
µs
INC Input Rise and Fall Time
t
R
, t
F
500
µs
Power-Up Delay t
PUD
1 ms
V
CC
Power-Up rate t
R
V
CC
0.2
(13ms
0-2.7V)
50
(54µs
0-2.7V)
V/ms
WMS7130 / 7131
Publication Release Date: July 2003
- 11 - Revision 1.0
9. ABSOLUTE MAXIMUM RATINGS & OPERATING CONDITIONS
TABLE 11 – ABSOLUTE MAXIMUM RATINGS (PACKAGED PARTS)
[1]
Conditions Values
Junction temperature 150ºC
Storage temperature -65º to +150ºC
Voltage applied to any pad (V
ss
– 0.3V) to (V
DD
+ 0.3V)
Lead temperature (soldering – 10 seconds) 300ºC
V
SS
– V
DD
-0.3 to 7.0V
TABLE 12 – OPERATING CONDITIONS (PACKAGED PARTS)
Conditions Values
Industrial operating temperature -40ºC to +85ºC
Supply voltage (V
DD
) +2.7V to +5.5V
Ground voltage (V
SS
) 0V
[1]
Stresses above those listed may cause permanent damage to the device. Exposure to the absolute maximum
ratings may affect device performance and reliability. Functional operation is not implied at these conditions.
WMS7130 / 7131
- 12 -
10. ELECTRICAL CHARACTERISTICS
TABLE 12 – ELECTRICAL CHARACTERISTICS (Packaged parts)
PARAMETERS SYMBOL MIN. TYP. MAX. UNITS CONDITIONDS
[5]
Rheostat Mode
Nominal Resistance R -20 +20 % T=25ºC, Wiper open
Different Non Linearity
[2]
R-DNL -1
±0.2
+1 LSB
[6]
Integral Non Linearity
[2]
R-INL -1
±0.4
+1 LSB
[6]
Tempo
[1]
∆R
AB
/∆T
300
ppm/°C
Wiper Resistance
[2]
R
W
50 Ω V
DD
=5V, I=V
DD
/R
Total
[7]
80 Ω V
DD
=2.7V, I=V
DD
/R
Total
[7]
Wiper Current I
W
-1 1 mA
Divider Mode
Resolution N 8 Bits
Different Non Linearity
[2]
DNL -1
±0.4
+1 LSB
Integral Non Linearity
[2]
INL -1
±0.4
+1 LSB
Temperature Coefficient
[1]
∆W /∆T
+20
ppm/°C
Wiper at center
Full Scale Error V
FSE
-1 0 LSB Wiper at highest position
Zero Scale Error V
ZSE
0 1 LSB Wiper at lowest position
Resistor Terminal
Voltage Range V
A
, V
B
, V
W
V
SS
V
DD
V
Terminal Capacitance
[1]
C
A
, C
B
30 pF
Wiper Capacitance
[1]
30 pF
Dynamic Characteristics
[1]
BW
10K
1.5 MHz V
DD
=5V, B =VSS
Bandwidth –3dB BW
50K
300 KHz Wiper at center
BW
100K
200 KHz
Analog Output (Buffer enables)
Amp Output Current I
OUT
3 mA V
O
=1/2 scale
Amp Output Resistance Rout
1 10 Ω I
L
= 100uA
Total Harmonic Distortion
[1]
THD 0.08 %
A =2.5V, V
DD
=5V, f=1kHz,
V
IN
=1V
RMS
Digital Inputs/Outputs
Input High Voltage V
IH
0.7xV
DD
V
Input Low Voltage V
IL
0.3xV
DD
V
Output Low Voltage V
OL
0.4 V I
OL
=2mA
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22

WMS7130100P

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IC POT DGTL 100K 32TAPS 8-DIP
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