ADT7463ARQZ ON Semiconductor, ADT7463ARQZ Datasheet - Page 2

• 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

ADT7463–SPECIFICATIONS
Parameter
POWER SUPPLY
TEMPERATURE-TO-DIGITAL CONVERTER
ANALOG-TO-DIGITAL CONVERTER
(INCLUDING MUX AND ATTENUATORS)
FAN RPM-TO-DIGITAL CONVERTER
OPEN-DRAIN DIGITAL OUTPUTS,
PWM1 to PWM3, XTO
OPEN-DRAIN SERIAL DATA
BUS OUTPUT (SDA)
SMBUS DIGITAL INPUTS
(SCL, SDA)
DIGITAL INPUT LOGIC LEVELS
(VID0 to VID5)
Supply Voltage
Supply Current, I
Local Sensor Accuracy
Resolution
Remote Diode Sensor Accuracy
Resolution
Remote Sensor Source Current
Total Unadjusted Error, TUE
Differential Nonlinearity, DNL
Power Supply Sensitivity
Conversion Time (Voltage Input)
Conversion Time (Local Temperature)
Conversion Time (Remote Temperature)
Total Monitoring Cycle Time
Total Monitoring Cycle Time
Input Resistance
Accuracy
Full-Scale Count
Nominal Input RPM
Internal Clock Frequency
Current Sink, I
Output Low Voltage, V
High Level Output Current, I
Output Low Voltage, V
High Level Output Current, I
Input High Voltage, V
Input Low Voltage, V
Hysteresis
Input High Voltage, V
Input Low Voltage, V
Input High Voltage, V
Input Low Voltage, V
OL
CC
IL
IL
IL
IH
IH
IH
OL
OL
OH
OH
Rev. 4 | Page 2 of 52 | www.onsemi.com
Min
3.0
100
82.8
2.0
1.7
0.8
1, 2, 3, 4
Typ
5.0
± 0.5
0.25
± 0.5
0.25
180
11
± 0.1
11.38
12.09
25.59
120.17
13.51
140
109
329
5,000
10,000
90.0
0.1
500
–2–
0.1
(T
A
= T
MIN
Max
± 1.5
28
15
5.5
3
20
± 3
± 1.5
± 2.5
± 3
± 1.5
± 1
13
13.50
134.50
200
± 7
± 11
± 13
65,535
97.2
8.0
0.4
1
0.4
0.8
0.4
0.4
1
to T
MAX
, V
CC
Unit
V
mA
µA
�C
�C
�C
�C
�C
�C
�C
µA
µA
%
LSB
%/V
ms
ms
ms
ms
ms
kΩ
%
%
%
RPM
RPM
RPM
RPM
kHz
mA
V
µA
V
V
mV
V
V
V
V
V
µA
= V
MIN
to V
Test Conditions/Comments
Interface Inactive, ADC Active
Standby Mode
0�C � T
–40�C � T
0�C � T
0�C � T
0�C � T
High Level
Low Level
Averaging Enabled
Averaging Enabled
Averaging Enabled
Averaging Enabled
Averaging Disabled
0�C � T
0�C � T
–40�C � T
Fan Count = 0xBFFF
Fan Count = 0x3FFF
Fan Count = 0x0438
Fan Count = 0x021C
I
V
I
V
Bit 6 (THLD) Reg. 0x43 = 0
(VID Threshold = 1 V)
Bit 6 (THLD) Reg. 0x43 = 1
(VID Threshold = 0.6 V)
MAX
OUT
OUT
OUT
OUT
, unless otherwise noted.)
= –8.0 mA, V
= –4.0 mA, V
= V
= V
A
A
A
A
A
A
CC
� 105�C; 0�C � T
� 120�C; 0�C � T
� 70�C; 0�C � T
CC
� 70�C
� 70�C
� 105�C
A
A
� +120�C
� +120�C
CC
CC
= 3.3 V
= 3.3 V
D
D
D
� 120�C
� 120�C
� 120�C
REV. C