参数资料
| 型号： | AS3658F-BCTP |
| 厂商： | ams |
| 文件页数： | 5/158页 |
| 文件大小： | 0K |
| 描述： | IC PMU POWER/AUDIO 124-CTBGA |
| 标准包装： | 2,500 |
| 应用： | 便携式设备 |
| 电流 - 电源： | 7mA |
| 电源电压： | 3 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 124-TFBGA |
| 供应商设备封装： | 124-CTBGA（8x8） |
| 包装： | 带卷 (TR) |
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AS3658
Data Sheet Confidential
Table of Contents
1 General Description
- Applications
..............................................................................................................................1
2 Key Features
3 Applications
.........................................................................................................................................1
...........................................................................................................................................2
4 Pin Assignments
4.1 Pin Description
................................................................................................................................... 6
...............................................................................................................................................7
5 Absolute Maximum ratings
6 Electrical Characteristics
..................................................................................................................12
.....................................................................................................................13
7 Typical Operating Characteristics
.......................................................................................................14
8 Detailed Description-Power Management Functions
..........................................................................15
8.1 Step Up DC/DC Converters
.........................................................................................................................15
8.2 Current Sinks
...............................................................................................................................................25
8.3 General Purpose Input / Output (CURR1_GPIO1 … CURR4_GPIO4)
.......................................................30
8.4 Backup Battery Charger
..............................................................................................................................38
8.5 Smooth switchover Power Management Overview
.....................................................................................41
8.6 Battery switch SINT (Vsupply, Battery)
8.7 External Step Down/Linear Charger
........................................................................................................42
............................................................................................................44
8.8 USB Charger
...............................................................................................................................................48
8.9 Battery Charge Controller
............................................................................................................................51
8.10 Charger supervision functions
8.11 Step Down DC/DC Converters
8.12 Low Dropout Regulators (LDO)
...................................................................................................................63
...................................................................................................................67
.................................................................................................................78
8.13 5V Charge Pump
.......................................................................................................................................85
9 Detailed Description- Audio Functions
................................................................................................87
9.1 Audio Paths
.................................................................................................................................................87
9.2 Common mode voltage generation of HP_CM, LINE_CM
...........................................................................89
9.3 Audio Setup Registers
.................................................................................................................................90
9.4 ADC, DAC and Digital Audio Input
9.5 I2S master mode and PCM Mode
...............................................................................................................91
...............................................................................................................95
9.6 Line Input
.....................................................................................................................................................98
9.7 Five Band Equalizer
9.8 Microphone Input
9.9 Audio Output Mixer
....................................................................................................................................99
......................................................................................................................................105
....................................................................................................................................108
9.10 Line Output
.............................................................................................................................................109
9.11 Headphone Output
................................................................................................................................... 112
9.12 SPDIF output
........................................................................................................................................... 115
10 Detailed Description - System Functions
........................................................................................ 116
10.1 2C Serial Interface
................................................................................................................................... 116
10.2 Reset generator and XON-Key
................................................................................................................118
10.3 Interrupt Controller
...................................................................................................................................124
10.4 Startup ......................................................................................................................................................129
10.5 Protection Functions
................................................................................................................................134
10.6 Watchdog
................................................................................................................................................135
10.7 General Purpose 10 Bit ADC
10.8 Internal References (V, I, fclk)
...................................................................................................................136
..................................................................................................................139
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