DS1722
 
10 of 14
ABSOLUTE MAXIMUM RATINGS*
Voltage on V DD , Relative to Ground
 
-0.3V to +6.0V
Voltage on any other pin, Relative to Ground
-0.3V to +6.0V
Operating Temperature
 
 
 
-55癈 to +125癈
Storage Temperature
 
 
 
-55癈 to +125癈
Soldering Temperature
 
 
 
260癈 for 10 seconds
 
* 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.
 
The Dallas Semiconductor DS1722 is built to the highest quality standards and manufactured for long
term reliability. All Dallas Semiconductor devices are made using the same quality materials and
manufacturing methods. However, the DS1722 is not exposed to environmental stresses, such as burn-in,
that some industrial applications require. For specific reliability information on this product, please
contact the factory in Dallas at (972) 371-4448.
 
RECOMMENDED DC OPERATING CONDITIONS
  (-55?/SPAN>C to +120?/SPAN>C, 2.65V d V
DDA
 d5.5V)
PARAMETER
SYMBOL     CONDITION     MIN   TYP   MAX   UNITS   NOTES
Analog Supply Voltage
V
DDA
 
2.65
 
5.5
V
1
Digital Supply Voltage
V
DDD
 
1.8
 
5.5
V
1 
 
DC ELECTRICAL CHARACTERISTICS (-55?/SPAN>C to +120?/SPAN>C, 2.65V d V
DDA
 d 5.5V)
PARAMETER
SYMBOL
CONDITION
MIN   TYP   MAX   UNITS   NOTES
Input Logic High
V
IH
 
0.7 x
V
DDD
 
 
V
1
Input Logic Low
V
IL
 
 
 
0.2 x
V
DDD
V
1
Logic 0 Output
V
OL
 
 
 
0.2 x
V
DDD
V
2
Logic 1 Output
V
OH
 
0.7 x
V
DDD
 
 
V
3
Input Resistance
R
I
CE to GND
SDI, SDO,
SCLK to V
DDD
1
1
 
 
M?
M?
 
Active Current
I
CC
 
 
 
.5
mA
4 
Shutdown Current
I
CC
2.65Vd V
DDA
 d 3.3V
3.3VdV
DDA
d5.5V 
 
 
0.5
1.0
?SPAN class="pst DS1722S_2292238_2">A 
?SPAN class="pst DS1722S_2292238_2">A 
 
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