ADT7476AARQZ データシートの表示（PDF） - ON Semiconductor

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ADT7476AARQZ

dBCOOL® Remote Thermal Controller and Voltage Monitor

ON Semiconductor 

ADT7476A

VID5/GPIO5

VID4/GPIO4

VID3/GPIO3

VID2/GPIO2

VID1/GPIO1

VID0/GPIO0

GPIO6

PWM1

PWM2

PWM3

TACH1

TACH2

TACH3

TACH4

THERM

VCC

D1+

D1–

D2+

D2–

+5VIN

+12VIN

+2.5VIN

VCCP

PWM

REGISTERS

AND

CONTROLLERS

(HF AND LF)

VCC TO ADT7476A

BAND GAP

TEMP. SENSOR

ADDR

ADDREN SELECT SCL SDA SMBALERT

VID/GPIO

REGISTER

AUTOMATIC

FAN SPEED

CONTROL

FAN

SPEED

COUNTER

PERFORMANCE

MONITORING

THERMAL

PROTECTION

INPUT

SIGNAL

CONDITIONING

AND

ANALOG

MULTIPLEXER

SMBus

ADDRESS

SELECTION

SERIAL BUS

INTERFACE

ADT7476A

ADDRESS

POINTER

REGISTER

PWM

CONFIGURATION

REGISTERS

INTERRUPT

MASKING

ACOUSTIC

ENHANCEMENT

CONTROL

10−BIT

ADC

BAND GAP

REFERENCE

INTERRUPT

STATUS

REGISTERS

LIMIT

COMPARATORS

VALUE AND

LIMIT

REGISTERS

GND

Figure 1. Functional Block Diagram

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