DS1726U-TR 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS1726U-TR

High-Precision 3-Wire Digital Thermometer and Thermostat

Dallas Semiconductor -> Maxim Integrated 

DS1626/DS1726

ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground -0.5V to +6.0V

Operating Temperature Range

-55°C to +125°C

Storage Temperature Range

-55°C to +125°C

Solder Dip Temperature (10s)

+260°C

Reflow Oven Temperature

+220°C

* These are stress ratings 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.

DC ELECTRICAL CHARACTERISTICS

PARAMETER SYMBOL

(VDD = 2.7V to 5.5V; TA = -55°C to +125°C.)

CONDITIONS

MIN TYP MAX UNITS

Supply Voltage

VDD

(Note 1)

2.7

0°C to +70°C,

DS1626

3.0V ≤ VDD ≤ 5.5V

Thermometer Error

(Note 2)

TERR

0°C to +70°C,

2.7V ≤ VDD < 3.0V

-55°C to +125°C

5.5

V

±0.5

±1.25

°C

±2

DS1726

Thermometer Error

(Note 2)

-10°C to +85°C,

3.0V ≤ VDD ≤ 5.5V

TERR

-10°C to +85°C,

2.7V ≤ VDD < 3.0V

-55°C to +125°C

±1

±1.5

°C

±2

Low-Level Input

Voltage

VIL

(Note 1)

-0.5

0.3 x VDD V

High-Level Input

Voltage

VIH

(Note 1)

0.7 x VDD

VDD + 0.3 V

Input Current each

Input Pin

0.4 < VI/O < 0.9 x VDD

-10

+10

µA

Active Supply

Current (Note 3)

Temperature conversion

-55°C to +85°C

IDD

Temperature conversion

+85°C to +125°C

E2 write

1

mA

1.25

400

µA

Input Resistance

Standby Supply

Current

RI

RST to GND

DQ, CLK to VDD

1

ISTBY

0°C to +70°C (Note 3)

MΩ

1.5

µA

THIGH, TLOW,

VOH

1mA source current

2.4

V

3 of 14

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