TMP125

SBOS323A − DECEMBER 2004 − REVISED JUNE 2005

www.ti.com

3

ELECTRICAL CHARACTERISTICS

At TA = −40°C to +125°C and VS = +2.7V to 5.5V, unless otherwise noted.

TMP125

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

TEMPERATURE INPUT

Range

−40

+125

°C

Accuracy (temperature error)

−25

°C to +85°C

±0.5

±2.0

°C

−40

°C to +125°C

±1.0

±2.5

°C

Resolution

10

Bits

Temperature Measurement Noise

0.1

LSB

DIGITAL INPUT/OUTPUT

Input Logic Levels:

VIH

0.7(V+)

V

VIL

0.3(V+)

V

Input Current, SI, SCK, CS

IIN

0V = VIN = V+

±1

µA

Output Logic Levels:

VOL SO

ISINK = 3mA

0.4

V

VOH SO

ISOURCE = 2mA

(V+)−0.4

V

Input Capacitance, SI, SCK, CS

2.5

pF

Conversion Time

10-Bit

60

ms

Update Rate

120

ms

POWER SUPPLY

Operating Range

2.7

5.5

V

Quiescent Current, at TA = 25°C

IQ

Serial Bus Inactive

36

50

µA

over Temperature

−40

°C to +125°C

60

µA

Shutdown Current

0.1

1

µA

over Temperature

1

µA

TEMPERATURE RANGE

Specified Range

−40

+125

°C

Operating Range

−55

+125

°C

Storage Range

−60

+150

°C

Thermal Resistance

qJA

SOT23-6 Surface-Mount

200

°C/W