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F75375S PDF预览

F75375S

更新时间: 2024-01-17 03:52:29
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精拓 - FINTEK 监控
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55页 1489K
描述
Fintek Hardware Monitor IC Datasheet

F75375S 数据手册

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Feature Integration Technology Inc.  
Fintek  
F75375S/F75375SG  
Table of Contents  
1
2
3
4
5
GENERAL DESCRIPTION............................................................................................................................................1  
FEATURE ......................................................................................................................................................................1  
PIN CONFIGURATION..................................................................................................................................................2  
PIN DESCRIPTION .......................................................................................................................................................2  
FUNCTIONAL DESCRIPTION......................................................................................................................................4  
5.1 ANALOG INPUT ..........................................................................................................................................................4  
5.2 ACCESS INTERFACE...................................................................................................................................................5  
5.3 TEMPERATURE MEASUREMENT MACHINE....................................................................................................................6  
5.3.1 Monitor Temperature from thermistor ..................................................................................................................6  
5.3.2 Monitor Temperature from thermo diode .............................................................................................................7  
5.3.3 Over Temperature Signal (OVT#)........................................................................................................................7  
5.4 FAN ..........................................................................................................................................................................7  
5.4.1 Fan speed count ..................................................................................................................................................7  
5.4.2 Fan speed control ................................................................................................................................................8  
5.4.3 Fan speed control mechanism.............................................................................................................................9  
5.4.4 FAN_Fault#........................................................................................................................................................11  
5.5 SMI#......................................................................................................................................................................12  
5.5.1 Temperature.......................................................................................................................................................12  
5.5.2 Voltage...............................................................................................................................................................13  
5.5.3 Fan.....................................................................................................................................................................13  
5.6 VOLT_FAULT# (VOLTAGE FAULT SIGNAL) ...............................................................................................................13  
6
REGISTER DESCRIPTION.........................................................................................................................................14  
6.1 CONFIGURATION REGISTER INDEX 00H ................................................................................................................14  
6.2 CONFIGURATION REGISTER INDEX 01H ................................................................................................................14  
6.3 CONFIGURATION REGISTER INDEX 02H ................................................................................................................15  
6.4 CONFIGURATION REGISTER INDEX 03H ................................................................................................................16  
6.5 SERIAL BUS ADDRESS REGISTER INDEX 04H........................................................................................................17  
6.6 VALUE RAM INDEX 10H- 2FH ..............................................................................................................................17  
6.7 IRQ/SMI# ENABLE REGISTER 1 INDEX 30H .......................................................................................................18  
6.8 INTERRUPT STATUS REGISTER 1 INDEX 31H .........................................................................................................19  
July 2007 V0.26P  

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