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TPS65930BZCH Datasheet(PDF) 2 Page - Texas Instruments |
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TPS65930BZCH Datasheet(HTML) 2 Page - Texas Instruments |
2 / 114 page Contents TPS65930/TPS65920 Integrated Power Management \Audio Codec (TPS65930 Only) SWCS037D – MAY 2008 – REVISED JUNE 2009 www.ti.com 1 Introduction ......................................................................................................................... 9 1.1 Features ..................................................................................................................... 10 1.1 TPS65920 and TPS65930 Device Block Diagrams ................................................................... 11 2 Terminal Description ........................................................................................................... 13 2.1 Ball Characteristics ......................................................................................................... 13 2.2 Signal Description .......................................................................................................... 17 3 Electrical Characteristics ..................................................................................................... 23 3.1 Absolute Maximum Ratings ............................................................................................... 23 3.2 Minimum Voltages and Associated Currents ........................................................................... 23 3.3 Recommended Operating Conditions ................................................................................... 24 3.4 Digital I/O Electrical Characteristics ..................................................................................... 24 4 Power Module .................................................................................................................... 27 4.1 Power Providers ............................................................................................................ 28 4.1.1 VDD1 dc-dc Regulator .......................................................................................... 29 4.1.1.1 VDD1 dc-dc Regulator Characteristics ............................................................ 29 4.1.1.2 External Components and Application Schematics .............................................. 31 4.1.2 VDD2 dc-dc Regulator .......................................................................................... 32 4.1.2.1 VDD2 dc-dc Regulator Characteristics ............................................................ 32 4.1.2.2 External Components and Application Schematics .............................................. 34 4.1.3 VIO dc-dc Regulator ............................................................................................ 35 4.1.3.1 VIO dc-dc Regulator Characteristics ............................................................... 35 4.1.3.2 External Components and Application Schematics .............................................. 37 4.1.4 VDAC LDO Regulator ........................................................................................... 38 4.1.5 VPLL1 LDO Regulator ......................................................................................... 39 4.1.6 VMMC1 LDO Regulator ........................................................................................ 40 4.1.7 VAUX2 LDO Regulator ......................................................................................... 41 4.1.8 Output Load Conditions ......................................................................................... 42 4.1.9 Charge Pump .................................................................................................... 43 4.1.10 USB LDO Short-Circuit Protection Scheme .................................................................. 44 4.2 Power References .......................................................................................................... 45 4.3 Power Control ............................................................................................................... 45 4.3.1 Backup Battery Charger ........................................................................................ 45 4.3.2 Battery Monitoring and Threshold Detection ................................................................. 46 4.3.2.1 Power On/Power Off and Backup Conditions ..................................................... 46 4.3.3 VRRTC LDO Regulator ......................................................................................... 46 4.4 Power Consumption ....................................................................................................... 47 4.5 Power Management ........................................................................................................ 49 4.5.1 Boot Modes ....................................................................................................... 49 4.5.2 Process Modes .................................................................................................. 49 4.5.2.1 MC021 Mode .......................................................................................... 49 4.5.3 Power-On Sequence ............................................................................................ 49 4.5.3.1 Timing Before Sequence_Start ..................................................................... 50 4.5.3.2 Power-On Sequence ................................................................................ 51 4.5.3.3 Power On in Slave_C021 Mode .................................................................... 51 4.5.4 Power-Off Sequence ............................................................................................ 53 4.5.4.1 Power-Off Sequence ................................................................................ 53 5 Real-Time Clock and Embedded Power Controller ................................................................. 54 5.1 RTC .......................................................................................................................... 54 5.1.1 Backup Battery ................................................................................................... 54 5.2 EPC .......................................................................................................................... 54 Contents 2 Submit Documentation Feedback |
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