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高通蓝牙芯片QCC5144_硬件设计指导书
资料介绍
高通(Qualcomm)蓝牙芯片QCC5144_硬件设计详细指导书（官方内部培训手册）
其内容是针对硬件设计、部分重要元器件选择(ESD，Filter）及走线注意事项的详细说明。
2 Power management
2.1 SMPS
2.1.1 Components specification
2.1.2 Input power supply selection 9
2.1.3 Minimize SMPS EMI emissions
2.1.4 Internal LDOs and digital core decoupling
2.1.5 Powering external components
2.2 Charger
2.2.1 Charger connections.
2.2.2 General charger operation
2.2.3 Temperature measurement during charging
2.3 SYS_CTRL
3 Bluetooth radio
3.1 RF PSU component choice
3.2 RF band-pass filter
3.3 Layout (天线 走线的注意事项)
4 Audio
4.1 Audio bypass capacitors
4.2 Earphone speaker output
4.3 Line/Mic input
4.4 Headphone output optimizition
5 LED pads
5.1 LED driver
5.2 Digital/Button input
5.3 Analog input
5.4 Disabled
6 Reset pin (Reset#)
7 USB interfaces
7.1 USB device port
7.1.1 USB device port
7.1.2 Layout notes
7.1.3 USB charger detection
A QCC5144 VFBGA example schematic and BOM
B Recommended SMPS components specification
B.1 Inductor specifition
B.2 Recommended inductors
B.3 SMPS capacitor specifition
部分文件列表
| 文件名 | 大小 |
| QCC5144_硬件设计指导书.pdf | 2M |
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全部评论(2)
2022-06-10 14:30:18ERICO
设计硬件的重要参考手册，有比较实用的资料。
2020-11-30 20:12:18Hydemmy
非常好 感谢！