DS18B20

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ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground

-0.5V to +6.0V

Operating Temperature

-55

°C to +125°C

Storage Temperature

-55

°C to +125°C

Soldering Temperature

See J-STD-020A specification

* This is a stress rating only and functional operation of the device at these or any other conditions above

those indicated in the operation sections of this specification is not implied. Exposure to absolute

maximum rating conditions for extended periods of time may affect reliability.

RECOMMENDED DC OPERATING CONDITIONS

PARAMETER

SYMBOL

CONDITION

MIN

TYP

MAX

UNITS

NOTES

Supply Voltage

Local Power

3.0

5.5

V

1

Data Pin

DQ

-0.3

+5.5

V

1

Logic 1

2.2

0.3

V

1,2

Logic 0

-0.3

+0.8

V

1,3,7

DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

CONDITION

MIN

TYP

MAX

UNITS

NOTES

Thermometer Error

-10°C to +85°C

±½

°C

-55°C to +125°C

±2

Input Logic High

Local Power

Parasite Power

2.2

3.0

5.5

V

V

1,2

1,2

Input Logic Low

-0.3

+0.8

V

1,3,7

Sink Current

-4.0

mA

1

Standby Current

750

1000

nA

6,8

Active Current

1

1.5

mA

4

DQ-Input Load

Current

5µA

5

AC ELECTRICAL CHARACTERISTICS: NV MEMORY

PARAMETER

SYMBOL

CONDITION

MIN

TYP

MAX

UNITS

NOTES

NV Write Cycle

Time

210

ms

EEPROM Writes

-55°C to +55°C

50k

writes

EEPROM Data

Retention

-55°C to +55°C

10

years