ADT7476AARQZ-REEL ON Semiconductor, ADT7476AARQZ-REEL Datasheet - Page 32
![IC REMOTE THERMAL CTRLR 24-QSOP](/photos/7/49/74967/24-qsop_492b_sml.jpg)
ADT7476AARQZ-REEL
Manufacturer Part Number
ADT7476AARQZ-REEL
Description
IC REMOTE THERMAL CTRLR 24-QSOP
Manufacturer
ON Semiconductor
Series
dBCool®r
Datasheet
1.ADT7476AARQZ.pdf
(67 pages)
Specifications of ADT7476AARQZ-REEL
Function
Fan Control, Temp Monitor
Topology
ADC, Comparator, Fan Speed Counter, Multiplexer, Register Bank
Sensor Type
External & Internal
Sensing Temperature
-40°C ~ 125°C, External Sensor
Output Type
SMBus™
Output Alarm
No
Output Fan
Yes
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
24-QSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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REMOTE 1
REMOTE 2
LOCAL
TEMP
TEMP
TEMP
THERMAL CALIBRATION
THERMAL CALIBRATION
THERMAL CALIBRATION
T
T
T
MIN
MIN
MIN
Figure 47. Automatic Fan Control Block Diagram
T
T
T
RANGE
RANGE
RANGE
100%
100%
100%
0%
0%
0%
http://onsemi.com
MUX
32
PWM
PWM
PWM
MIN
MIN
MIN
CONFIG
CONFIG
CONFIG
TACHOMETER 1
MEASUREMENT
TACHOMETER 2
MEASUREMENT
TACHOMETER 3
MEASUREMENT
PWM
PWM
PWM
GENERATOR
GENERATOR
GENERATOR
AND 4
PWM
PWM
PWM
ENHANCEMENT)
ENHANCEMENT)
ENHANCEMENT)
(ACOUSTIC
(ACOUSTIC
(ACOUSTIC
CONTROL
CONTROL
CONTROL
RAMP
RAMP
RAMP
PWM1
TACH1
PWM2
TACH2
PWM3
TACH3
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