TMP112 datasheet(7/46 Pages) TI2

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6.5 Electrical Characteristics

At TA = 25°C and V+ = 1.4V to 3.6V, unless otherwise noted

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TEMPERATURE SENSOR

Temperature range

–40

125

°C

TERR

Accuracy

(temperature error)

25°C, V+ = 3.3V

TMP112-Q1

-0.5

±0.1

0.5

°C

0°C to 65°C, V+ = 3.3V

-0.5

±0.25

0.5

–40°C to 125°C

-1

±0.5

25°C

TMP112D-Q1

±0.1

°C

0°C to 65°C, V+ ≥ 1.5V

-0.4

0.4

-25°C to 85°C, V+ ≥ 1.5V

-0.5

0.5

–40°C to 125°C

-0.7

0.7

PSR

DC power-supply

sensitivity

–40°C to 125°C

-0.25

0.0625

0.25

°C/V

TLTD

Long-term drift

3000 hours at 125°C

TMP112-Q1

TMP112D-Q1

(DRL package)

< 1

LSB

TMP112D-Q1

(DPW package)

< 2

TRES

Resolution (LSB)

0.0625

°C

DIGITAL INPUT/OUTPUT

CIN

Input capacitance

VIH

Input logic level

0.7×(V+)

3.6

VIL

–0.5

0.3×(V+)

IIN

Input current

0 < VIN < 3.6V

TMP112-Q1

µA

TMP112D-Q1

0.1

VOL SDA

Output logic low, SDA

V+ > 2 V, IOL = 3mA

0.4

V+ < 2 V, IOL = 3mA

0.2×(V+)

VOL ALERT

Output logic low,

ALERT

V+ > 2 V, IOL = 3mA

0.4

V+ < 2 V, IOL = 3mA

0.2×(V+)

TRES

Resolution

Bits

tACT

Conversion time

TMP112-Q1

TMP112D-Q1

10.25

11.25

tCONV

Conversion modes

(Set by user)

CR1 = 0, CR0 = 0

0.25

Conv/s

CR1 = 0, CR0 = 1

CR1 = 1, CR0 = 0 (default)

CR1 = 1, CR0 = 1

Timeout time

SCL = GND or SDA = GND

POWER SUPPLY

Operating supply

range

1.4

3.6

IDD_ACTIVE

Supply current during

active conversion

Active Conversion, serial bus idle

TMP112-Q1

µA

TMP112D-Q1

www.ti.com

TMP112-Q1, TMP112D-Q1

SLOS887G – SEPTEMBER 2014 – REVISED MAY 2025

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