ADT7470ARQZ Analog Devices Inc, ADT7470ARQZ Datasheet - Page 28

• Manufacturer Part Number: ADT7470ARQZ
• Description: IC SENSOR TEMP FAN CTRLR 16QSOP
• Manufacturer: Analog Devices Inc

Specifications of ADT7470ARQZ

• Function: Fan Control, Temp Monitor
• Topology: ADC, Comparator, Fan Speed Control, Register Bank
• Sensor Type: External
• Sensing Temperature: External Sensor
• Output Type: I²C™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Ic Output Type: Digital
• Sensing Accuracy Range: ± 12%
• Supply Current: 500µA
• Supply Voltage Range: 3V To 5.5V
• Sensor Case Style: QSOP
• No. Of Pins: 16
• Msl: MSL 3 - 168 Hours
• Termination Type: SMD
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Accuracy %: 12%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-ADT7470EBZ - BOARD EVALUATION FOR ADT7470
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

ADT7470
Address
0x54
0x55
0x56
0x57
0x58
0x59
0x5A
0x5B
0x5C
0x5D
0x5E
0x5F
0x60
0x61
0x62
0x63
0x64
0x65
0x66
0x67
0x68
0x69
0x6A
0x6B
0x6C
0x6D
0x6E
0x6F
0x70
0x71
0x72
0x73
0x74
0x75
0x76
0x77
0x78
0x79
0x7A
0x7B
0x7C
0x7D
0x7E
0x7F
0x80
0x81
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
Description
Temperature 9 Low Limit
Temperature 9 High Limit
Temperature 10 Low Limit
Temperature 10 High Limit
Tach 1 Min Low Byte
Tach 1 Min High Byte
Tach 2 Min Low Byte
Tach 2 Min High Byte
Tach 3 Min Low Byte
Tach 3 Min High Byte
Tach 4 Min Low Byte
Tach 4 Min High Byte
Tach 1 Max Low Byte
Tach 1 Max High Byte
Tach 2 Max Low Byte
Tach 2 Max High Byte
Tach 3 Max Low Byte
Tach 3 Max High Byte
Tach 4 Max Low Byte
Tach 4 Max High Byte
PWM1/2 Config Register
PWM3/4 Config Register
PWM1 Min Duty Cycle
PWM2 Min Duty Cycle
PWM3 Min Duty Cycle
PWM4 Min Duty Cycle
Temperature 1 T
Temperature 2 T
Temperature 3 T
Temperature 4 T
Interrupt Mask 1 Register
Interrupt Mask 2 Register
Configuration Register 2
Reserved. Do not write to this register.
Reserved. Do not write to this register.
ADI Test Register 3
Max TMP05 Temperature
Reserved. Do not write to this register.
Reserved. Do not write to this register.
Reserved. Do not write to this register.
TMP05 Zone Select 1
TMP05 Zone Select 2
Reserved. Do not write to this register.
GPIO Enable
GPIO Config
GPIO Status
MIN
MIN
MIN
MIN
Rev. C | Page 28 of 40
Default
0x81
0x7F
0x81
0x7F
0xFF
0xFF
0xFF
0xFF
0xFF
0xFF
0xFF
0xFF
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x80
0x80
0x80
0x80
0x5A
0x5A
0x5A
0x5A
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
Lockable
y
y
y
y
y
y
y