6.5 Electrical Characteristics

Over free-air temperature range and V+ = 1.14 V to 5.5 V (unless otherwise noted); Typical specifications are at TA = 25 °C

and V+ = 3.3 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TEMPERATURE SENSOR

TERR

Accuracy (temperature error)

-40°C to 125°C

1.14 ≤ V+ ≤ 1.4

± 2.0

°C

1.4 < V+ ≤ 5.5

± 1.0

°C

PSR

DC power supply rejection

V+ ≥ 1.4

0.02

°C/V

TRES

Temperature resolution

12

Bits

62.5

m°C

TREPEAT Repeatability(1)

V+ = 3.3 V

1-Hz conversion cycle

0.0625

°C

TLTD

Long-term stability and drift

1000 hours at 125°C(2)

TBD

°C

tRESP_L Response time (Stirred Liquid)

2-layer FR4 PCB 1.5748

mm thickness

τ = 63% for step

response from 25°C to

75°C

1.45

s

THYST

Temperature cycling and

hysteresis(3)

0.0625

°C

tACT

Active conversion time

V+ ≥ 1.4 V

10.25

11.25

ms

V+ < 1.4 V

10.5

12

tCONV

Conversion Period

0.125

0.25

4

s

tVAR

Timing variation of all device

settings

V+ ≥ 1.4 V

-10

10

%

V+ < 1.4 V

-15

15

DIGITAL INPUT/OUTPUT

CIN

Input capacitance

f = 1 MHz

3

pF

VIH

Input logic high

V+ < 1.4

0.8 × V+

V+

V

1.4 ≤ V+

0.7 × V+

V+

V

VIL

Input logic low

V+ < 1.4

-0.3

0.2 × V+

V

1.4 ≤ V+

-0.3

0.3 × V+

V

VHYST

Hysteresis

0.1

V

IIN

Input current

± 0.1

μA

VOL

Output logic

V+ ≥ 1.4 V

IOL = –3 mA

0.13

0.4

V

V+ < 1.4 V

IOL = –1 mA

0.2

V

POWER SUPPLY

IDD_ACTI

VE

Supply current during active

conversion

Active Conversion, serial bus idle

55

TBD

μA

IDD_AVG Average current consumption

Continuous conversion

mode

1 Hz conversion period

Serial bus idle

3.2

μA

SCL = 1 MHz

13.5

IDD_SB

Standby current(4)

Continuous conversion mode

Serial bus idle

2.6

TBD

μA

IDD_SD

Shutdown current

TA = +25°C, Serial bus inactive

0.15

0.22

μA

TA = -40°C to 125°C

1.5

Serial bus active, SCL frequency = 400 kHz

5.5

Serial bus active, SCL frequency = 1 MHz

13

VPOR

Power-on reset threshold

voltage

Supply rising

1.02

1.06

V

Brownout detect

Supply falling

0.94

0.97

V

tINIT

Power-on reset time

1

TBD

ms

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TMP110

SNIS233 – FEBRUARY 2024

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