ADT7461AARMZ-REEL Ver la hoja de datos (PDF) - Analog Devices

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ADT7461AARMZ-REEL

±1°C Temperature Monitor with Series Resistance Cancellation

Analog Devices 

ADT7461A

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

VDD 1

8 SCLK

D+ 2 ADT7461A 7 SDATA

D–

3

TOP VIEW

(Not to Scale)

6 ALERT/THERM2

THERM 4

5 GND

Figure 3. Pin Configuration

Table 6. Pin Function Descriptions

Pin No.

Mnemonic

Description

1

VDD

Positive Supply, 3 V to 3.6 V.

2

D+

Positive Connection to Remote Temperature Sensor.

3

D−

Negative Connection to Remote Temperature Sensor.

4

THERM

Open-Drain Output. Can be used to turn a fan on/off or throttle a CPU clock in the event of an

overtemperature condition. Requires pull-up resistor.

5

GND

Supply Ground Connection.

6

ALERT/THERM2 Open-Drain Logic Output Used as Interrupt or SMBus ALERT. This can 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 7 of 24

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