f75386 Feature Integration Technology Inc., f75386 Datasheet - Page 3

• Manufacturer Part Number: f75386
• Description: Dual ?1o C Accuracy Temperature Sensor Ic With Fan Speed Control
• Manufacturer: Feature Integration Technology Inc.

F75386
Table of Contents
1.
2.
3.
4.
5.
6.
7.
8.
9.
6.1 General Description ........................................................................................................ 3
6.2 Access Interface ............................................................................................................. 3
6.3 Typical Operating Characteristics ................................................................................... 5
6.4 Temperature Monitoring.................................................................................................. 6
6.4 Alert# Signal ................................................................................................................... 7
6.5 Temperature Fault Queue............................................................................................... 9
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
7.10
7.11
7.12
7.13
7.14
7.15
7.16
7.17
7.18
7.19
7.20
General Description ............................................................................................................ 1
Features.............................................................................................................................. 1
Key Specifications .............................................................................................................. 2
Pin Configuration ................................................................................................................ 2
Pin Descriptions.................................................................................................................. 2
Functional Description ........................................................................................................ 3
Registers Description.......................................................................................................... 9
PCB Layout Guide ............................................................................................................ 17
Electrical characteristic ..................................................................................................... 19
Configuration Register
Status Register 1
Status Register 2
Real-Time Status Register
Conversion Rate Register
Serial Interface Timeout Register
ALERT MASK Register 1
ALERT MASK Register 2
PWM Control Register
FINTEK PWM Control Register
PWM Control and Fan Monitor Register
Fan Spin-Up Configuration Register
PWM Value Register
FAN PWM Frequency Register
Lookup Table Hysteresis Register
Temperature vs. PWM Duty Lookup Table Registers
ALERT Mode and Temperature Filter Control Register -- Index BFh ..................... 16
ARA Register--- Index FDh .................................................................................... 16
Vendor ID II (Manufacturer ID) Register
Temperature and Fan Count Value Registers
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
Index 02h ................................................................................ 10
Index 18h ................................................................................ 10
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

Index 4Ch......................................................................... 15

Index 03h (09h) ............................................................... 9
Index 30h....................................................................... 13
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

Index 17h.................................................................... 13
Index 16h................................................................... 12
Index 04h (0Ah)........................................................ 11
Index 2Eh ................................................................ 11
-II-



Index 4Dh ......................................................... 15

Index 31h (Fintek Mode) .................................. 14
Index 22h ...................................................... 12

Index 4Fh ..................................................... 16
Index 4Bh ................................................. 14
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
Index 4Ah ............................................ 14
Index FEh............................................ 17

Index 10h- 2Fh ............................ 17

Index 50h to 5Fh ............. 16
F75386
July,
V0.27P
2007