F75393
Table of Contents
1. General Description................................................................................................................. 1
2. Features.................................................................................................................................. 1
3. Key Specifications................................................................................................................... 2
4. Pin Configuration..................................................................................................................... 2
5. Pin Descriptions ...................................................................................................................... 2
6. Functional Description............................................................................................................. 3
6.1 General Description......................................................................................................... 3
6.2 The warning message ..................................................................................................... 3
6.3 Access Interface.............................................................................................................. 3
6.4 Temperature Monitoring................................................................................................... 5
6.5 Alert#............................................................................................................................... 5
6.6 THERM#.......................................................................................................................... 6
6.7 ADC Conversion Sequence............................................................................................. 6
6.8 Thermal Mass and Self Heating ...................................................................................... 6
6.9 ADC Noise Filtering......................................................................................................... 7
6.10 Beta Compensation ......................................................................................................... 7
6.11 Resistor Cancelled Function............................................................................................ 8
6.12 PCB Layout Guide........................................................................................................... 8
7. Register Description................................................................................................................ 9
7.1 Configuration Register Index 03h(Read), 09h(Write)................................................ 9
7.2 Status Register Index 02h........................................................................................... 9
7.3 Conversion Rate Register Index 04h(Read), 0Ah(Write) .......................................... 10
7.4 One-Shot Register Index 0Fh ................................................................................... 10
7.5 Alert Queue & Timeout Register Index 22h............................................................... 10
7.6 Status-with-ARA Control Register Index 24h............................................................. 10
7.7 Beta Compensation RegisterIndex 3Bh ..................................................................... 11
7.8 Chip ID (MSB) RegisterIndex 5Ah ............................................................................. 11
7.9 Chip ID (LSB) Register Index 5Bh ............................................................................ 11
7.10 Fintek Vendor ID (MSB) (Manufacturer ID) Register Index 5Dh................................ 11
7.11 Fintek Vendor ID (LSB) (Manufacturer ID) Register Index 5Eh................................. 11
7.12 SMBus Address Entry Key Register Index FAh......................................................... 12
7.13 Fintek Vendor ID II (Manufacturer ID) RegisterIndex FEh.......................................... 12
7.14 Value RAM Index 10h- 2Fh....................................................................................... 12
8. Electrical characteristic.......................................................................................................... 13
8.1 Absolute Maximum Ratings .............................................................................................. 13
F75393
-II-
May, 2008
V0.16P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
