TMP117 datasheet(6/41 Pages) TI

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6.5 Electrical Characteristics

Over free-air temperature range and VDD = 1.4V to 5.5V for TA = -40°C to 125°C (unless otherwise noted); Typical

specifications are at TA = 25°C and VDD = 1.8V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TEMPERATURE TO DIGITAL CONVERTER

TERR

Temperature

accuracy

TMP118

8x averaging

1-Hz conversion

cycle, serial bus

idle, VDD = 1.62V to

3.6V(1)

0°C to 50°C

–0.1

±0.05

0.1

°C

–20°C to 85°C

–0.2

0.2

8x averaging

1-Hz conversion

cycle, serial bus idle,

VDD = 1.4V to 5.5V

–40°C to 125°C

–0.4

0.4

TMP118M

8x averaging

1-Hz conversion

cycle, serial bus idle,

VDD = 1.62V to 3.6V(1)

10°C to 50°C

–0.1

0.1

0°C to 85°C

–0.2

0.2

PSRDC DC power supply sensitivity

1.62V to 5.5V

m°C/V

TRES

Temperature resolution (LSB)

7.8125

m°C

TREPEAT Repeatability(2)

8x averaging

±1

LSB

No averaging

±2

TLTD

Long-term stability and drift

3000 hours at 125°C, VDD = 5.5V

0.024

°C

THYS

Temperature cycling and

hysteresis(3)

8 averages

±2

LSB

tLIQUID

Response time (stirred liquid)

τ = 63% for step

response from 25 °C to

75 °C

Single layer Flex PCB

0.13 mm thickness

0.11

Single layer FR4 PCB

1.575 mm thickness

1.4

tCONV

Conversion time

One-shot mode

11.1

TGAIN

Gain error

Temp Error Drift over 10 °C to 50 °C; Continuous

sweep; Normalized at 35 °C

–0.4

0.4

DIGITAL INPUT/OUTPUT

CIN

Input capacitance

f = 100kHz

VIH

Input logic high level

VIL

Input logic low level

0.4

IIN

Input leakage current

–0.1

0.1

μA

VOL

SDA output logic low level

IOL = –2 mA

0.25

POWER SUPPLY

IDD_ACTI

Supply current during active

conversion

Active conversion, serial bus idle

μA

IDD_AVG Average current consumption

Continous conversion

mode

1 Hz conversion

frequency

Serial bus idle, no

averaging

1.4

μA

Serial bus idle, 8x

averaging

4.8

SCL frequency =

400kHz, no averaging(5)

5.3

IDD_SB

Standby current(4)

Continous conversion mode, serial bus idle

0.75

μA

IDD_SD

Shutdown current

Serial bus idle

25 °C

0.08

0.25

μA

0 °C to 55 °C

0.11

0.3

–40 °C to 125 °C

1.5

VPOR

Power-on reset threshold voltage Supply voltage rising

1.07

VBOR

Brownout detect

Supply voltage falling

0.9

TMP118

SNIS237 – DECEMBER 2024

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