
WM8321技术文档下载:
WM8321 - 产品及功能框图:

Cirrus Logic芯片:
- MP103FC - 运算放大器,缓冲放大器芯片
- HS23 - 热敏 - 散热器
- PA119CE - 视频放大器和频缓冲器芯片
- CS4271-DZZ - 集成电路(IC) > 接口 > 编解码器
- CDB6222-1 - 开发板,套件,编程器 > 评估板 > 评估和演示板及套件
- WM7210-1702-MS5-M - Wolfson欧胜微音频芯片
- SA160 - 电机, 电桥式驱动器芯片
- VRE202CA - 电压基准芯片
- CS42888-CQZ - 集成电路(IC) > 接口 > 编解码器
- CS495313-CVZ - 集成电路(IC) > 嵌入式 > DSP(数字信号处理器)



WM8321 - Processor Power Management Subsystem
WM8321是Cirrus Logic公司的一款电源管理产品,WM8321是Processor Power Management Subsystem,本站介绍了WM8321的封装应用图解、特点和优点、功能等,并给出了与WM8321相关的Cirrus Logic元器件型号供参考。
WM8321 - Processor Power Management Subsystem - 电源管理 - 其它 - Cirrus Logic
WM8321 - 产品描述
WM8321 - 产品特性
PowerManagement- 2xDC-DCsynchronousbuckconverters(0.6V-1.8V,1.25A,DVS)
- 2xDC-DCsynchronousbuckconverters(0.85V-3.4V,1A)
- 1xLDOregulator(0.9V-3.3V,300mA,1?)
- 2xLDOregulators(0.9V-3.3V,200mA,1?)
- 3xLDOregulators(0.9V-3.3V,100mA,2?)
- 2xLow-noiseLDOregulators(1.0V-3.5V,200mA,1?)
- 2xLow-noiseLDOregulators(1.0V-3.5V,150mA,2?)
- 1x‘Alive’regulator(0.8V1.55V,upto25mA)
- I2CorSPIcompatibleprimarycontrolinterface
- Comprehensiveinterruptscheme
- Watchdogtimerandsystemresetcontrol
- Autonomouspowersequencingandfaultdetection
- OTPmemorybootstrapconfigurationfunction
- AuxiliaryADCformulti-functionanalogmeasurement
- 128-bitpseudo-randomuniqueID
- SecureReal-TimeClockwithwake-upalarm
- 12xconfigurablemulti-function(GPIO)pins
- Comprehensiveclockingscheme:low-power32kHzRTCcrystaloscillator,GPIOclockoutputand4MHzRCclockforpowermanagement
- SystemLEDoutputsindicatingdevicepowerstate,andfaultstatus
- 8x8x0.85mm,81-leadQFNpackage
WM8321 - 规格表
| Part | Switching Frequency | DVS | GPIOs | DC-DC Step-Down/Step-Up | LDO | LED Drivers | Battery Charger | Features | Package |
|---|---|---|---|---|---|---|---|---|---|
| WM8321 | Selectable up to 4MHz | 12 | 4/ 0 | 11 | 2 | Programmable bootstrap configuration, secure RTC, Aux ADC, low-power 32kHz RTC x-tal osc, I2C or SPI, DVS | 81 QFN |
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