STMicroelectronics STEVAL-CCA021V1 USB Audio Demonstration Board Data Brief

About this manual

The STEVAL-CCA021V1 is a USB audio demonstration board designed by STMicroelectronics. It implements a complete system consisting of an STM32F103RE-based controller board and a TS4657-based audio board.

The board supports mono audio output via an on-board speaker or jack connector, and stereo output through an external amplifier. Audio input is handled by an on-board microphone connected to the microcontroller's ADC.

What's inside

• Features
• Description
• Schematic diagrams
• Revision history

Frequently asked questions

What microcontroller and audio decoder does the STEVAL-CCA021V1 board use?

The board is based on the STM32F103RE microcontroller and the TS4657 audio digital-to-analog converter.

What audio output options are available on the demonstration board?

Mono audio is available through the on-board speaker or a mono jack connector, while stereo output is possible through an external amplifier.

How does the board handle audio input?

An on-board microphone is connected through a preamplifier to the microcontroller's ADC input.