DS2482-101 데이터 시트보기 (PDF) - Maxim Integrated

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DS2482-101

Single-Channel 1-Wire Master with Sleep Mode

Maxim Integrated 

Single-Channel 1-Wire Master with Sleep Mode

ABSOLUTE MAXIMUM RATINGS

Voltage Range on Any Pin Relative to Ground.........-0.5V to +6V

Maximum Current into Any Pin..........................................±20mA

Operating Temperature Range ...........................-40°C to +85°C

Junction Temperature ......................................................+150°C

Storage Temperature Range .............................-55°C to +125°C

Soldering Temperature (reflow) .......................................+260°C

Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional

operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to

absolute maximum rating conditions for extended periods may affect device reliability.

ELECTRICAL CHARACTERISTICS

(VCC = 2.9V to 5.5V, TA = -40°C to +85°C.)

PARAMETER

SYMBOL

CONDITIONS

Supply Voltage

3.3V

VCC

5V

Supply Current

1-Wire Input High (Notes 2, 3)

1-Wire Input Low (Notes 2, 3)

1-Wire Weak Pullup Resistor

1-Wire Output Low

Active Pullup On Time

(Notes 4, 5)

Strong Pullup Voltage Drop

Pulldown Slew Rate (Note 6)

Pullup Slew Rate (Note 6)

Power-On Reset Trip Point

ICC

VIH1

VIL1

RWPU

VOL1

tAPUOT

VSTRPU

PDSRC

PUSRC

VPOR

(Note 1)

Sleep mode (SLPZ low), VCC = 5.5V

3.3V

5V

3.3V

5V

(Note 4)

At 4mA load

Standard

Overdrive

VCC  3.2V, 1.5mA load

VCC  5.2V, 3mA load

Standard (3.3V ±10%)

Overdrive (3.3V ±10%)

Standard (5.0V ±10%)

Overdrive (5.0V ±10%)

Standard (3.3V ±10%)

Overdrive (3.3V ±10%)

Standard (5.0V ±10%)

Overdrive (5.0V ±10%)

1-Wire TIMING (Note 5) (See Figures 4, 5, and 6)

Write-One/Read Low Time

Standard

tW1L

Overdrive

Read Sample Time

tMSR

Standard

Overdrive

1-Wire Time Slot

tSLOT

Standard

Overdrive

Standard (3.3V to 0V)

Fall Time High-to-Low

(Notes 6, 7)

tF1

Overdrive (3.3V to 0V)

Standard (5.0V to 0V)

Overdrive (5.0V to 0V)

MIN

2.9

4.5

1.9

3.4

1000

2.3

0.4

1

5

2

10

0.8

2.7

1.3

3.4

TYP

3.3

5.0

0.5

2.5

0.5

MAX

3.7

5.5

750

1.0

0.9

1.2

1675

0.4

2.7

0.6

0.3

0.5

4.2

22.1

6.5

40

4

20

6

31

2.2

UNITS

V

μA

V

V



V

μs

V

V/μs

V/μs

V

7.6

8

8.4

μs

0.9

1

1.1

13.3

14

15

μs

1.4

1.5

1.8

65.8 69.3 72.8

μs

9.9 10.5 11.0

0.54

3.0

0.10

0.55

0.59

μs

2.2

0.09

0.44

2 _______________________________________________________________________________________

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