ADT7460ARQZ ON Semiconductor, ADT7460ARQZ Datasheet - Page 2

• Manufacturer Part Number: ADT7460ARQZ
• Description: IC REMOTE THRML/FAN CTRLR 16QSOP
• Manufacturer: ON Semiconductor
• Series: dBCool®r

Specifications of ADT7460ARQZ

• Function: Fan Control, Temp Monitor
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 120°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 120°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Full Temp Accuracy: +/- 3 C
• Digital Output - Bus Interface: Serial (3-Wire)
• Maximum Operating Temperature: + 120 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
NOTE:
1. q
ABSOLUTE MAXIMUM RATINGS
THERMAL CHARACTERISTICS
Positive Supply Voltage (V
Voltage on Any Input or Output Pin
Input Current at Any Pin
Package Input Current
Maximum Junction Temperature (T
Storage Temperature Range
Lead Temperature, Soldering
ESD Rating
16−lead QSOP
JA
IR Reflow Peak Temperature
IR Reflow Peak Temperature for Pb−Free
Lead Temperature (Soldering, 10 sec)
is specified for the worst−case conditions, that is, a device soldered in a circuit board for surface−mount packages.
This device is ESD sensitive. Use standard ESD precautions when handling.
THERM
+2.5V
TACH1
TACH2
TACH3
TACH4
PWM1
PWM2
PWM3
Parameter
D1+
D1–
D2+
D2–
V
CC
IN
Package Type
CC
)
PWM REGISTERS
V
CONTROLLERS
TEMP SENSOR
CC
BAND GAP
TO ADT7460
JMAX
AND
)
Figure 1. Functional Block Diagram
ENHANCEMENT
PERFORMANCE
CONDITIONING
MULTIPLEXER
MONITORING
PROTECTION
FAN SPEED
ACOUSTIC
CONTROL
COUNTER
THERMAL
ANALOG
SIGNAL
INPUT
AND
http://onsemi.com
SELECT
ADDR
ADT7460
SELECTION
ADDRESS
SMBUS
2
GND
ADDR_EN
150
q
JA
AUTOMATIC
FAN SPEED
ADT7460
REFERENCE
CONTROL
CONTROL
DYNAMIC
BAND GAP
−0.3 to +6.5
−65 to +150
10−BIT
T
ADC
MIN
Rating
1500
±20
150
220
260
300
6.5
±5
SCL SDA
SERIAL BUS
INTERFACE
q
39
JC
SMBALERT
CONFIGURATION
COMPARATORS
REGISTERS
INTERRUPT
REGISTERS
REGISTERS
INTERRUPT
VALUE AND
REGISTER
ADDRESS
MASKING
POINTER
STATUS
LIMIT
PWM
LIMIT
°C/W
Unit
Unit
mA
mA
°C
°C
°C
V
V
V