ADT7463ARQZ ON Semiconductor, ADT7463ARQZ Datasheet - Page 33

• Manufacturer Part Number: ADT7463ARQZ
• Description: IC REMOTE THERMAL CTRLR 24-QSOP
• Manufacturer: ON Semiconductor
• Series: dBCool®r

Specifications of ADT7463ARQZ

• Function: Fan Control, Temp Monitor
• Topology: ADC, Comparator, Fan Speed Counter, 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: 24-QSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Address R/W Description
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
0x7D
0x7E
0x7F
REV. C
R/W PWM1 Configuration Register
R/W PWM2 Configuration Register
R/W PWM3 Configuration Register
R/W Remote 1 T
R/W Local Temp T
R/W Remote 2 T
R/W Enhance Acoustics Reg 1
R/W Enhance Acoustics Reg 2
R/W PWM1 Min Duty Cycle
R/W PWM2 Min Duty Cycle
R/W PWM3 Min Duty Cycle
R/W Remote 1 Temp T
R/W Local Temp T
R/W Remote 2 Temp T
R/W Remote 1 THERM Limit
R/W Local THERM Limit
R/W Remote 2 THERM Limit
R/W Remote 1 Local Temp Hysteresis HYSR1
R/W Remote 2 Temp Hysteresis
R/W XOR Tree Test Enable
R/W Remote 1 Temperature Offset
R/W Local Temperature Offset
R/W Remote 2 Temperature Offset
R/W Configuration Register 2
R/W Interrupt Mask 1 Register
R/W Interrupt Mask 2 Register
R/W Extended Resolution Register 1
R/W Extended Resolution Register 2
R/W Configuration Register 3
R
R/W THERM Limit Register
R/W Fan Pulses per Revolution
R/W Configuration Register 4
R
R
THERM Status Register
Test Register 1
Test Register 2
RANGE
RANGE
RANGE
MIN
/PWM 1 Freq
/PWM 3 Freq
MIN
MIN
/PWM 2 Freq RANGE RANGE RANGE RANGE THRM FREQ
Bit 7
BHVR
BHVR
BHVR
RANGE RANGE RANGE RANGE THRM FREQ
RANGE RANGE RANGE RANGE THRM FREQ
MIN3
EN2
7
7
7
7
7
7
7
7
7
RES
7
7
7
SHDN
OOL
D2
5V
TDM2
DC4
TMR
LIMT
RES
HYSR2
FAN4
Table IV. ADT7463 Registers (continued)
Rev. 4 | Page 33 of 52 | www.onsemi.com
Bit 6
6
6
6
6
6
HYSR1 HYSR1
5V
BHVR
BHVR
BHVR
MIN2
ACOU2 ACOU2 ACOU2 EN3
6
6
6
6
HYSR2 HYSR2
RES
6
6
6
CONV
R2T
D1
TDM2
DC3
TMR
LIMT
FAN4
RES
Bit 5
BHVR
BHVR
BHVR
MIN1
5
5
5
5
5
5
5
5
5
RES
5
5
5
ATTN
LT
F4P
V
LTMP
DC2
TMR
LIMT
RES
DO NOT WRITE TO THESE REGISTERS
DO NOT WRITE TO THESE REGISTERS
FAN3
CC
–33–
Bit 4
INV
INV
INV
SYNC
4
4
4
4
4
4
4
4
4
HYSR1 HYSL
RES
4
4
4
AVG
R1T
FAN3
V
LTMP
DC1
LIMT
RES
HYSR2 RES
TMR
FAN3
CC
Bit 3
SLOW
SLOW
SLOW
EN1
3
3
3
3
3
3
3
3
3
AIN4
5V
FAN2
V
TDM1 TDM1
LIMT
AINL
RES
3
3
3
FAST
TMR
FAN2
CCP
AIN3
Bit 2
SPIN
SPIN
SPIN
ACOU
ACOU3 ACOU3 ACOU3 0x00
2
2
2
2
2
2
2
2
2
HYSL
RES
RES
2
2
2
V
FAN1
V
BOOST THERM ALERT 0x00
TMR
LIMT
FAN2
AINL
CC
CCP
Bit 1
SPIN
SPIN
SPIN
FREQ
FREQ
FREQ
ACOU
1
1
1
1
1
1
1
1
1
HYSL
RES
RES
1
1
1
AIN2
V
OVT
2.5V
12V
Enable
TMR
LIMT
TH5V
FAN1
CCP
Bit 0
SPIN
SPIN
SPIN
FREQ
FREQ
FREQ
ACOU 0x00
0
0
0
0
0
0
0
0
0
HYSL
RES
XEN
0
0
0
AIN1
2.5V
12V/VC 0x00
2.5V
12V
ASRT\
TMR0
LIMT
FAN1
AL2.5V 0x00
Default
0x62
0x62
0x62
0xC4
0xC4
0xC4
0x80
0x80
0x80
0x5A
0x5A
0x5A
0x64
0x64
0x64
0x44
0x40
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x55
ADT7463
Lockable?
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES