MT6328_PMIC_Data_Sheet_V1.pdf_mt6328

MT6328

DATASHEET

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完整版数据手册，共304页； Document Revision History .............................................................................................2 Table of Contents..............................................................................................................3 1 Overview ..................................................................................................................6 1.1 Features ..................................................................................................................................... 6 1.2 Applications............................................................................................................................... 6 1.3 General Descriptions................................................................................................................. 6 1.4 Ordering Information ................................................................................................................7 1.5 Top Marking Definition .............................................................................................................7 1.6 Pin Assignments and Descriptions .......................................................................................... 8 2 Electrical Characteristics ....................................................................................... 13 2.1 Absolute Maximum Ratings over Operating Free-Air Temperature Range .........................13 2.2 Thermal Characteristic ............................................................................................................13 2.3 Pin Voltage Range ....................................................................................................................13 2.4 Recommended Operating Range ............................................................................................ 17 2.5 Electrical Characteristics ......................................................................................................... 17 2.6 Regulator Output .....................................................................................................................18 2.7 Driver ....................................................................................................................................... 25 2.8 Class AB/D Audio Amplifier................................................................................................... 25 2.9 Audio CODEC.......................................................................................................................... 29 2.10 Battery Charger ........................................................................................................................35 2.11 BC1.x .........................................................................................................................................35 2.12 Down Load Without Battery....................................................................................................35 2.13 AUXADC.................................................................................................................................. 36 2.14 Fuel Gauge............................................................................................................................... 36 3 Functional Descriptions......................................................................................... 37 3.1 General Descriptions................................................................................................................37 3.2 PMIC Functional Blocks ..........................................................................................................37 3.2.1 Power-On/Off Sequence .......................................................................................... 38 3.2.2 Buck Converter and Application Reference ............................................................ 40 3.2.3 Low Dropout Regulator (LDOs) and Application Reference ..................................41 3.2.4 Drivers ....................................................................................................................... 43 3.2.5 Vibrator Driver.......................................................................................................... 44 3.2.6 Audio CODEC and Accessory Detection.................................................................. 45 3.2.7 Class-AB/D Audio Amplifier.................................................................................... 46 3.2.8 Battery Charger (Charger Controller).......................................................................47 3.2.9 AUXADC ....................................................................................................................51 3.2.10 Fuel Gauge .................................................................................................................51

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This document contains information that is proprietary to MediaTek Inc.

Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.

Version: 1.0

Release date: 2015-03-16

Specifications are subject to change without notice.

MT6328 PMIC Datasheet

MEDIATEK CONFIDENTIAL

MT6328

PMIC Datasheet

Confidential A

MediaTek Confidential

Page 3 of 304

This document contains information that is proprietary to MediaTek Inc.

Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.

Table of Contents

Document Revision History ............................................................................................. 2

Table of Contents .............................................................................................................. 3

1 Overview .................................................................................................................. 6

1.1 Features ..................................................................................................................................... 6

1.2 Applications ............................................................................................................................... 6

1.3 General Descriptions................................................................................................................. 6

1.4 Ordering Information ................................................................................................................ 7

1.5 Top Marking Definition ............................................................................................................. 7

1.6 Pin Assignments and Descriptions .......................................................................................... 8

2 Electrical Characteristics ....................................................................................... 13

2.1 Absolute Maximum Ratings over Operating Free-Air Temperature Range ......................... 13

2.2 Thermal Characteristic ............................................................................................................ 13

2.3 Pin Voltage Range .................................................................................................................... 13

2.4 Recommended Operating Range ............................................................................................ 17

2.5 Electrical Characteristics ......................................................................................................... 17

2.6 Regulator Output ..................................................................................................................... 18

2.7 Driver ....................................................................................................................................... 25

2.8 Class AB/D Audio Amplifier ................................................................................................... 25

2.9 Audio CODEC .......................................................................................................................... 29

2.10 Battery Charger ........................................................................................................................35

2.11 BC1.x .........................................................................................................................................35

2.12 Down Load Without Battery ....................................................................................................35

2.13 AUXADC .................................................................................................................................. 36

2.14 Fuel Gauge ............................................................................................................................... 36

3 Functional Descriptions ......................................................................................... 37

3.1 General Descriptions................................................................................................................ 37

3.2 PMIC Functional Blocks .......................................................................................................... 37

3.2.1 Power-On/Off Sequence .......................................................................................... 38

3.2.2 Buck Converter and Application Reference ............................................................ 40

3.2.3 Low Dropout Regulator (LDOs) and Application Reference .................................. 41

3.2.4 Drivers ....................................................................................................................... 43

3.2.5 Vibrator Driver.......................................................................................................... 44

3.2.6 Audio CODEC and Accessory Detection .................................................................. 45

3.2.7 Class-AB/D Audio Amplifier .................................................................................... 46

3.2.8 Battery Charger (Charger Controller)....................................................................... 47

3.2.9 AUXADC .................................................................................................................... 51

3.2.10 Fuel Gauge ................................................................................................................. 51

3.2.11 Real-time Clock ......................................................................................................... 52

3.2.12 Interrupt and Watchdog ........................................................................................... 54

3.2.13 SPI Interface ............................................................................................................. 59

3.2.14 GPIO ........................................................................................................................... 61

3.3 Register Table and Descriptions ............................................................................................ 63

MEDIATEK CONFIDENTIAL

MT6328

PMIC Datasheet

Confidential A

MediaTek Confidential

Page 4 of 304

This document contains information that is proprietary to MediaTek Inc.

Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.

4 Application Notes ................................................................................................. 301

4.1 Hardware External Shutdown ............................................................................................... 301

4.2 Configuration for Unused Buck Converter .......................................................................... 302

5 MT6328 Packaging ............................................................................................... 303

5.1 Package Dimensions ............................................................................................................. 303

Appendix ...................................................................................................................... 304

Lists of Tables

Table 1-1. MT6328 pin descriptions ............................................................................................................ 8

Table 2-1. Absolute maximum ratings ........................................................................................................ 13

Table 2-2. Pin voltage range ........................................................................................................................ 13

Table 2-3. Operation condition ................................................................................................................... 17

Table 2-4. General electrical specifications ............................................................................................... 18

Table 2-5. Buck specifications..................................................................................................................... 18

Table 2-6. LDO specifications ..................................................................................................................... 21

Table 2-7. Driver specifications ................................................................................................................. 25

Table 2-8. Class AB/D audio amplifier specifications .............................................................................. 25

Table 2-9. Audio downlink specifications ................................................................................................. 29

Table 2-10. Audio uplink specifications ..................................................................................................... 31

Table 2-11. MICBIAS specifications ........................................................................................................... 34

Table 2-12. ACCDET specifications ........................................................................................................... 34

Table 2-13. Charger specifications ............................................................................................................. 35

Table 2-14. BC1.x specifications ................................................................................................................. 35

Table 2-15. Download without battery specifications............................................................................... 35

Table 2-16. AUXADC specifications .......................................................................................................... 36

Table 2-17. Fuel gauge specifications ........................................................................................................ 36

Table 3-1. Buck converter brief specifications .......................................................................................... 40

Table 3-2. LDO types and brief specifications ........................................................................................... 41

Table 3-3. Application and input range of ADC channels ......................................................................... 51

Table 3-4. Functional specifications of XOSC32 ...................................................................................... 54

Table 3-5. Recommended parameters of 32kHz crystal .......................................................................... 54

Table 3-6. MT6328 interrupts ................................................................................................................... 56

Table 3-7. MT6328 GPIO list ...................................................................................................................... 61

Table 3-8. MT6328 GPIO electrical characteristics ................................................................................. 62

Lists of Figures

Figure 1-1. MT6328 VFBGA 205 (6.6x6.6mm) pin assignment ................................................................ 8

Figure 2-1. THD+N v.s. output power (Class AB/D, VBAT=4.2/3.8/3.4V, gain=12dB) ........................ 28

Figure 2-2. PSRR with 217Hz TDMA noise (Class AB/D, VBAT=3.8V, gain=12dB) ............................. 28

Figure 2-3. Audio path THD+N v.s. frequency .......................................................................................... 31

Figure 2-4. Audio path Xtalk v.s. frequency @P

OUT

=10mW ..................................................................... 31

Figure 2-5. Frequency response (16kHz) .................................................................................................. 33

MEDIATEK CONFIDENTIAL

MT6328

PMIC Datasheet

Confidential A

MediaTek Confidential

Page 5 of 304

This document contains information that is proprietary to MediaTek Inc.

Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.

Figure 2-6. Frequency response (48kHz) ................................................................................................. 33

Figure 3-1. MT6328 block diagram ............................................................................................................ 37

Figure 3-2. Power-on/off control sequence with XTAL by pressing PWRKEY ...................................... 38

Figure 3-3. Power-on/off control sequence with XTAL by charger plug in ............................................ 39

Figure 3-4. Configuration for indicator LED drivers ................................................................................ 44

Figure 3-5. Audio CODEC block diagram ................................................................................................. 46

Figure 3-6. Block diagram of class-AB/D ...................................................................................................47

Figure 3-7. Block diagram of battery charger ........................................................................................... 48

Figure 3-8. Flow chart of charging states .................................................................................................. 49

Figure 3-9. Fuel gauge block diagram and external connection .............................................................. 52

Figure 3-10. RTC configuration methods for XTAL ................................................................................. 53

Figure 3-11. RTC configuration methods for w/o XTAL mode ................................................................ 53

Figure 4-1. Hardware external shut-down function ................................................................................301

Figure 4-2. Configuration for unused DC/DC ........................................................................................ 302

Figure 5-1. Package dimension ................................................................................................................ 303

MEDIATEK CONFIDENTIAL

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