Datasheet

August 2010 Doc ID 13296 Rev 12 1/40
1
STLM75
Digital temperature sensor and thermal watchdog
Features
Measures temperatures from –55°C to +125°C
(–67°F to +257°F)
±0.5°C (typ) accuracy
±2°C (max) accuracy from 25°C to +100°C
Low operating current: 125 µA (typ)
No external components required
2-wire I
2
C/SMBus-compatible serial interface
Supports bus time-out feature
Selectable bus address allows connection
of up to eight devices on the bus
Wide power supply range-operating voltage
range: 2.7 V to 5.5 V
Conversion time is 150 ms (max)
Programmable temperature threshold and
hysteresis set points
Pin- and software-compatible with LM75 (drop-
in replacement)
Power-up defaults permit standalone operation
as a thermostat
Shutdown mode to minimize power
consumption
Output pin (open drain) can be configured for
interrupt or comparator/thermostat mode (dual
purpose event pin)
Packages:
–SO8
MSOP8 (TSSOP8)
SO8
MSOP8
(TSSOP8)
www.st.com

Summary of content (40 pages)