Electrical Characteristics

Electrical characteristics of devices at TA = +25℃ and V+ = 1.4 V to 3.6 V (unless otherwise noted).

PARAMETER

TEST CONDITONS

MIN

TYP

MAX

UNIT

Operating Temperature Range

-40

125

°C

Extended mode

-55

150

°C

Accuracy (Temperature Error)

+25°C，V+ = 3.3V

±0.1

±0.5

°C

0°C to +65°C, V+ = 3.3V

±0.25

±0.5

°C

-40°C to +125°C

±0.5

±1

°C

DC Power Supply Sensitivity

-40°C to +125°C

0.0625

±0.25

°C/V

Resolution

0.0625

°C

12

bits

Conversion Time

26

35

ms

Conversion Modes

CR1 = 0, CR0 = 0

0.25

conv/s

CR1 = 0, CR0 = 1

1

CR1 = 1, CR0 = 0 (default)

4

CR1 = 1, CR0 = 1

8

Timeout Time

30

40

ms

Communication Frequency

Fast mode

0.001

0.4

MHz

High-speed mode

0.001

2.75

Power Supply Voltage

1.4

3.3

5.5

V

Average Quiescent Current, IQ

Serial bus inactive, CR1=1,CR0=0 (default)

7

10

μA

Serial bus active, SCL frequency=400 kHz

15

Serial bus active, SCL frequency=2.75 MHz

85

Shutdown Current, ISD

Serial bus inactive

0.5

1

μA

Serial bus active, SCL frequency=400 kHz

10

Serial bus active, SCL frequency=2.75 MHz

80

www.umw-ic.com

4

友台半导体有限公司

UMW

R

TMP112B