TMP442 datasheet(7/63 Pages) TI2

Part #	TMP442

Description	TMP4719 High-Accuracy 3-Channel (2-Remote and 1-Local) 1.2V Logic Compatible Temperature Sensor With η-Factor

PDF	63 Pages

Scroll/Zoom	100%

Manufacturer	TI2 [Texas Instruments]

Direct Link	https://www.ti.com

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6.5 Electrical Characteristics (continued)

Over free-air temperature range at TA = –40°C to 125°C and VDD = 1.62V to 5.5V (unless otherwise noted); Typical

specifications are at TA = 25°C and VDD = 3.3V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

IDD_SD

Shutdown current

Serial bus inactive

TA = 25°C

0.5

0.8

μA

TA = –40°C to 125°C

μA

Serial bus active. fs = 400kHz

6.9

μA

Serial bus active. fs = 1MHz

15.2

μA

VPOR

Power-on reset threshold

voltage

Supply rising

1.2

1.4

Brownout detect

Supply falling

1.0

1.1

tPOR

Device initialization time after

power up(3)

(1)

Repeatability is the ability to reproduce a reading when the measured temperature is applied consecutively, under the same conditions.

(2)

Quiescent current between conversions in continuous conversion mode

(3)

Refer to Device Initialization and Default Temperature Conversion for additional details

www.ti.com

TMP4719

SBOSAJ7A – OCTOBER 2025 – REVISED DECEMBER 2025

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TMP442 Datasheet(PDF) 7 Page - Texas Instruments

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