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ADT7490ARQZ-R7 Datasheet(PDF) 7 Page - ON Semiconductor

Part # ADT7490ARQZ-R7
Description  dBCool Remote Thermal Monitor and Fan Controller with PECI Interface
PDF  75 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

ADT7490ARQZ-R7 Datasheet(HTML) 7 Page - ON Semiconductor

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ADT7490
http://onsemi.com
7
Table 1. Comparison of ADT7490 and ADT7476A Configurations
Pin No.
ADT7490
ADT7476A
1
SDA
SDA
2
SCL
SCL
3
GND
GND
4
VCC
VCC
5
GPIO1
VID0/GPIO0
6
GPIO2
VID1/GPIO1
7
PECI
VID2/GPIO2
8
VTT
VID3/GPIO3
9
TACH3
TACH3
10
PWM2/SMBALERT
PWM2/SMBALERT
11
TACH1
TACH1
12
TACH2
TACH2
13
PWM3/ADDREN
PWM3/ ADDREN
14
TACH4/THERM/SMBALERT/ADDR SELECT
TACH4/THERM/SMBALERT/GPIO6/ADDR SELECT
15
D2−
D2−
16
D2+
D2+
17
D1−
D1−
18
D1+
D1+
19
IMON
VID4/GPIO4
20
+5 VIN
+5 VIN
21
+12 VIN
+12 VIN/VID5
22
+2.5 VIN/ THERM
+2.5 VIN/ THERM
23
VCCP
VCCP
24
PWM1/XTO
PWM1/XTO
TYPICAL CHARACTERISTICS
Figure 3. Supply Current vs. Supply Voltage
Figure 4. Supply Current vs. Temperature
3.5
3.7
3.9
4.1
4.3
4.5
4.7
3.0
3.1
3.2
3.3
3.4
3.5
3.6
VDD (V)
DEV 3
DEV 2
DEV 1
–40
–20
0
20
40
60
80
100
120
TEMPERATURE (5C)
4.12
4.14
4.16
4.18
4.20
4.22
4.24
DEV 2
DEV 1
DEV 3



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