Rainbow Electronics DS2890 User Manual
Page 25
DS2890
25 of 28
ELECTRICAL CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS
Voltage on RH, RL, WIPER Relative to Ground
-0.5V to +11.0V
Voltage on Other Pins Relative to Ground
-0.5V to +6.0V
Operating Temperature
-40
o
C to +85
o
C
Storage Temperature
-55
o
C to +125
o
C
Soldering Temperature
See J-STD-020A specification
* This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
-40
°C £ T
A
£ +85°C
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
1-Wire Pull-Up Voltage
V
PUP
2.8
6.0
V
1
2.8
6.0
V
1,2
Auxiliary Supply Voltage
V
DD
-0.3
0.8
V
1,3
Notes:
1. Voltages are referenced to ground
2. Range applicable when an auxiliary V
DD
supply is used
3. Range applicable when an auxiliary V
DD
supply is not used
POTENTIOMETER CHARACTERISTIC
2.8V
£ V
PUP
£ 6.0V, -40°C £ T
A
£ +85°C
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Resistor Terminal Voltage
-0.3
11.0
V
1
End-to-End Total Resistance
100
k
W
End-to-End Resistance Tolerance
-25
25
%
2
Wiper Resistance:
R
WIPER
3
Absolute Linearity
±0.6
LSB
4
Relative Linearity
±0.25
LSB
5
-3 dB cutoff frequency
f
CUTOFF
100
kHz
Temperature Coefficient
800
ppm/
o
C