TMP122 datasheet(3/21 Pages) TI2

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TMP122, TMP124

SBOS272B

www.ti.com

PARAMETER

CONDITION

MIN

TYP

MAX

UNITS

TEMPERATURE INPUT

Range

–40

+125

°C

Accuracy (Temperature Error)

–25

°C to +85°C

±0.5

±1.5

°C

–40

°C to +125°C

±1.0

±2.0

°C

–55

°C to +150°C

±1.5

°C

vs Supply

–0.3

0.1

+0.3

°C/V

Resolution(1)

Selectable

±0.0625

°C

DIGITAL INPUT/OUTPUT

Input Logic Levels:

VIH

0.7(V+)

VIL

0.3(V+)

Input Current, SO/I, SCK, CS

≤ V

IN ≤ V+

±1

µA

Output Logic Levels:

VOL SO/I

ISINK = 3mA

0.4

VOH SO/I

ISOURCE = 2mA

(V+)–0.4

VOL ALERT

ISINK = 4mA

0.4

Leakage Current ALERT

≤ V

IN ≤ 6V

±1

µA

Input Capacitance, SO/I, SCK, CS, ALERT

2.5

Resolution

Selectable

9 to 12 + Sign

Bits

Conversion Time

9-Bit + Sign

10-Bit + Sign

11-Bit + Sign

120

160

12-Bit + Sign

240

320

POWER SUPPLY

Operating Range

2.7

5.5

Quiescent Current

Serial Bus Inactive

µA

Shutdown Current

ISD

Serial Bus Inactive

0.1

µA

TEMPERATURE RANGE

Specified Range

–40

+125

°C

Operating Range

–55

+150

°C

Storage Range

–60

+150

°C

Thermal Resistance,

SOT23-6 Surface-Mount

200

°C/W

SO-8 Surface-Mount

150

°C/W

NOTE: (1) Specified for 12-bit resolution.

ELECTRICAL CHARACTERISTICS

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

TMP122, TMP124

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