高通蓝牙芯片QCC5144 详细规格手册datasheet (共99页)
含各个接口说明,应用原理图等信息。
QualcommTrueWireless™ stereo earbuds (无线双耳)
Features(特点)
■ Qualifiedto Bluetooth v5.2 specification (蓝牙协议标准5.2)
■ 120 MHz Qualcomm ® Kalimba ™ audio DSP (120MHz 的音频DSP处理器)
■ 32 MHz/80MHz Developer Processor for applications
■ Firmware Processor for system
■ Flexible QSPI flash programmable platform (可编程的QSPI外挂存储器)
■ High-performance 24‑bit audio interface (高性能的24位音频接口)
■ Digital and analog microphone interfaces (含 数字 及模拟 MIC接口)
■ Flexible PIO controller and LED pins with PWM support
■ Serial interfaces: UART, Bit Serializer (I²C/SPI), USB 2.0 (支持串口,I2C, SPI,USB 接口)
■ Advanced audio algorithms (高级的音频算法)
■ ActiveNoise Cancellation: (支持ANC 主动降噪功能)
Hybrid, Feedforward, and Feedback modes, using Digital
or Analog Mics, enabled using license keys available from Qualcomm®
■ Qualcomm ® aptX ™ and aptX HD Audio (支持独特的aptx 功能)