Dual Remote/Local Temperature Sensors with

SMBus Serial Interface

4

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Typical Operating Characteristics

STANDBY SUPPLY CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.5

3.4

3.3

3.2

3.1

1

2

3

4

5

6

0

3.0

3.6

AVERAGE OPERATING SUPPLY CURRENT

vs. CONVERSION RATE CONTROL REGISTER VALUE

CONVERSION RATE CONTROL REGISTER VALUE (hex)

3

2

1

100

200

300

400

500

600

0

07

6

5

4

TEMPERATURE ERROR

vs. REMOTE-DIODE TEMPERATURE

REMOTE TEMPERATURE (

°C)

100

75

25

50

0

-25

-4

-3

-2

-1

0

1

2

3

4

5

-5

-50

125

REMOTE CHANNEL2

REMOTE CHANNEL1

LOCAL TEMPERATURE ERROR

vs. DIE TEMPERATURE

DIE TEMPERATURE (

°C)

100

75

25

50

0

-25

-4

-3

-2

-1

0

1

2

3

4

5

-5

-50

125

TEMPERATURE ERROR

vs. DXP-DXN CAPACITANCE

DXP-DXN CAPACITANCE (nF)

3

-3

-2

-1

0

1

2

1

10

100

REMOTE CHANNEL1

REMOTE CHANNEL2

3

0.001

0.01

0.1

1

10

100

2

1

0

-1

-2

-3

TEMPERATURE ERROR

vs. DIFFERENTIAL NOISE FREQUENCY

FREQUENCY (MHz)

REMOTE CHANNEL1

REMOTE CHANNEL2

3

0.001

0.01

0.1

1

10

100

2

1

0

-2

-1

-3

REMOTE TEMPERATURE ERROR

vs. POWER-SUPPLY NOISE FREQUENCY

FREQUENCY (MHz)

REMOTE CHANNEL2

REMOTE CHANNEL1

3

0.001

0.01

0.1

1

10

100

2

1

-1

0

-2

-3

LOCAL TEMPERATURE ERROR

vs. POWER-SUPPLY NOISE FREQUENCY

FREQUENCY (MHz)

3

0.001

0.01

0.1

1

10

100

2

1

0

-1

-2

-3

TEMPERATURE ERROR

vs. COMMON-MODE NOISE FREQUENCY

FREQUENCY (Hz)

REMOTE CHANNEL1

REMOTE CHANNEL2