QUIESCENT SUPPLY CURRENT
vs. TEMPERATURE
TEMPERATURE (癈)
95
65
35
5
-25
240
250
260
270
280
290
300
230
-55
125
+V
S
 = +5V
+V
S
 = +3V
1
2
3
4
5
6
0
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
TEMPERATURE (癈)
95
65
35
5
-25
-55
125
+V
S
 = +5V
+V
S
 = +3V
ACCURACY vs. TEMPERATURE
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
TEMPERATURE (癈)
95
65
35
5
-25
-55
125
4 TYPICAL PARTS
Typical Operating Characteristics
(T
A
= +25癈, unless otherwise noted.)
Digital Temperature Sensor and Thermal
Watchdog with 2-Wire Interface
4  _______________________________________________________________________________________
Pin Description
PIN
NAME
FUNCTION
1
SDA
Serial-Data Input/Output Line. Open drain. Connect SDA to a pullup resistor.
2
SCL
Serial Clock Input. Open drain. Connect SCL to a pullup resistor.
3
OS
Overtemperature Shutdown Output. Open drain. Connect OS to a pullup resistor.
4
GND
Ground
5
A2
2-Wire Interface Address Input. Connect A2 to GND or +V
S
 to set the desired I
2
C bus address. Do not
leave unconnected (see Table 1).
6
A1
2-Wire Interface Address Input. Connect A1 to GND or +V
S
 to set the desired I
2
C bus address. Do not
leave unconnected (see Table 1).
7
A0
2-Wire Interface Address Input. Connect A0 to GND or +V
S
 to set the desired I
2
C bus address. Do not
leave unconnected (see Table 1).
8
+V
S
Positive Supply Voltage Input. Bypass to GND with a 0.1礔 bypass capacitor.
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