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LM3643A 数据表(PDF) 2 Page - Texas Instruments |
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LM3643A 数据表(HTML) 2 Page - Texas Instruments |
2 / 39 page LM3643, LM3643A SNVS967A – AUGUST 2014 – REVISED NOVEMBER 2014 www.ti.com Table of Contents 9.3 Feature Description ................................................ 12 1 Features .................................................................. 1 9.4 Device Functioning Modes...................................... 13 2 Applications ........................................................... 1 9.5 Programming........................................................... 17 3 Description ............................................................. 1 9.6 Register Descriptions .............................................. 19 4 Simplified Schematic............................................. 1 10 Applications and Implementation...................... 23 5 Revision History..................................................... 2 10.1 Application Information.......................................... 23 6 Device Comparison Table..................................... 2 10.2 Typical Application ............................................... 23 7 Pin Configuration and Functions ......................... 3 11 Power Supply Recommendations ..................... 29 8 Specifications......................................................... 4 12 Layout................................................................... 29 8.1 Absolute Maximum Ratings ...................................... 4 12.1 Layout Guidelines ................................................. 29 8.2 Handling Ratings ...................................................... 4 12.2 Layout Example ................................................... 30 8.3 Recommended Operating Conditions ....................... 4 13 Device and Documentation Support ................. 31 8.4 Thermal Information .................................................. 4 13.1 Device Support...................................................... 31 8.5 Electrical Characteristics........................................... 5 13.2 Related Documentation......................................... 31 8.6 Timing Requirements ............................................... 5 13.3 Trademarks ........................................................... 31 8.7 Switching Characteristics .......................................... 5 13.4 Electrostatic Discharge Caution ............................ 31 8.8 Typical Characteristics .............................................. 6 13.5 Glossary ................................................................ 31 9 Detailed Description ............................................ 10 14 Mechanical, Packaging, and Orderable 9.1 Overview ................................................................. 10 Information ........................................................... 31 9.2 Functional Block Diagram ...................................... 11 5 Revision History Changes from Original (August 2014) to Revision A Page • Added Information about LM3643A ....................................................................................................................................... 1 • Changed 0x00 to 0x02 - typo ............................................................................................................................................... 19 • Changed '011' to '000' - typo ................................................................................................................................................ 22 6 Device Comparison Table ORDERING PART NUMBER I2C ADDRESS LM3643YFFR 0x63 LM3643AYFFR 0x67 2 Submit Documentation Feedback Copyright © 2014, Texas Instruments Incorporated Product Folder Links: LM3643 LM3643A |
类似零件编号 - LM3643A |
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类似说明 - LM3643A |
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