Datasheet

QUIESCENT SUPPLY CURRENT
vs. TEMPERATURE
LM75 toc01
TEMPERATURE (°C)
QUIESCENT SUPPLY CURRENT (μA)
9565355-25
240
250
260
270
280
290
300
230
-55 125
+V
S
= +5V
+V
S
= +3V
SHUTDOWN SUPPLY CURRENT (μA)
1
2
3
4
5
6
0
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
LM75 toc02
TEMPERATURE (°C)
9565355-25-55 125
+V
S
= +5V
+V
S
= +3V
ACCURACY vs. TEMPERATURE
ACCURACY (°C)
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
LM75 toc03
TEMPERATURE (°C)
9565355-25-55 125
4 TYPICAL PARTS
Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
LM75
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
5A2
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).
6A1
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).
7A0
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 0.1µF bypass capacitor.