ADT7460ARQZ ON Semiconductor, ADT7460ARQZ Datasheet - Page 3
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ADT7460ARQZ
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADT7460ARQZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
ADT7460ARQZ-REEL
Manufacturer:
ST
Quantity:
16
SPECIFICATIONS
T
Table 1.
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–PWM3, XTO
OPEN-DRAIN SERIAL DATA BUS OUTPUT (SDA)
Output Low Voltage, V
High Level Output Current, I
SMBUS DIGITAL INPUTS (SCL, SDA)
A
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
Input Resistance
Accuracy
Full-Scale Count
Nominal Input RPM
Internal Clock Frequency
Current Sink, I
Output Low Voltage, V
High Level Output Current, I
Input High Voltage, V
Input Low Voltage, V
Hysteresis
= T
MIN
to T
1, , 2 3
MAX
OL
, V
CC
CC
OL
= V
IL
IH
OL
MIN
OH
to V
OH
MAX
, unless otherwise noted.
Rev. C | Page 3 of 52
Min
3.0
80
82.8
2.0
Typ
5.0
0.25
0.25
180
11
±0.1
11.38
12.09
25.59
120.17
13.51
140
109
329
5000
10000
90.0
0.1
0.1
500
4
Max
5.5
3
20
±1.5
±3
±1.5
±2.5
±3
±1.5
±1
13
13.50
28
134.50
15
200
±7
±11
±13
65,535
97.2
8.0
0.4
1
0.4
1
0.4
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
µA
V
V
mV
Fan count = 0x3FFF
Fan count = 0x021C
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
8 bits
Averaging enabled
Averaging enabled
Averaging enabled
Averaging enabled (incl. delay
Averaging disabled
0°C ≤ T
0°C ≤ T
−40°C ≤ T
Fan count = 0xBFFF
Fan count = 0x0438
I
V
I
V
OUT
OUT
OUT
OUT
= −8.0 mA, V
= −4.0 mA, V
= V
= V
A
A
A
A
A
A
CC
CC
≤ 70°C
≤ 70°C; 0°C ≤ T
≤ 105°C; 0°C ≤ T
≤ 120°C; 0°C ≤ T
≤ 70°C
≤ 105°C
A
A
≤ +120°C
≤ +120°C
CC
CC
= 3.3 V
= 3.3 V
D
D
D
≤ 120°C
ADT7460
≤ 120°C
≤ 120°C
5
)