EVAL-ADT7461EB データシートの表示（PDF） - Analog Devices

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EVAL-ADT7461EB

±1°C Temperature Monitor with Series Resistance Cancellation

Analog Devices 

ADT7461

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

VDD 1

8 SCLK

D+ 2 ADT7461 7 SDATA

D–

3

TOP VIEW

(Not to Scale)

6

ALERT/THERM2

THERM 4

5 GND

Figure 3. Pin Configuration

Table 4. Pin Function Descriptions

Pin No. Mnemonic

Description

1

VDD

2

D+

Positive Supply, 3 V to 5.5 V.

Positive Connection to Remote Temperature Sensor.

3

D−

Negative Connection to Remote Temperature Sensor.

4

THERM

Open-drain output that can be used to turn a fan on/off or throttle a CPU clock in the event of an

overtemperature condition. Requires pull-up to VDD.

5

GND

Supply Ground Connection.

6

ALERT/THERM2

Open-Drain Logic Output Used as Interrupt or SMBus Alert. This may also be configured as a second THERM

output. Requires pull-up resistor.

7

SDATA

Logic Input/Output, SMBus Serial Data. Open-Drain Output. Requires pull-up resistor.

8

SCLK

Logic Input, SMBus Serial Clock. Requires pull-up resistor.

Rev. A | Page 6 of 24

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