ATS2805A Datasheet PDF – Wireless Digital Audio Chip

Part Number:  ATS2805A

Function: Highly integated single-chip Buletooth audio device.

Package: QFPN-56 (7x7mm)

Manufacturer: Actions Semiconductor ( )


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ACTIONS ATS2805A is a new generation single-chip highly-integrated digital audio solution. It is a low-cost, low-power, high-efficiency digital audio chip which is based on MIPS low power processor architecture with hardware accelerator. It is designed for portable audio product applications such as dedicated audio player, Bluetooth&FM player etc.

The ATS2805 includes an audio decoder with embedded RAM and ROM, ADPCM record capabilities and USB interface for downloading music and uploading voice recordings. ATS2805A also provides an interface to SPI Nor flash memory, SD/MMC card, LED/LCD, button and switch inputs, headphones, and microphone, and FM radio input and control, Bluetooth Player. Its embedded audio codec supports almost all digital audio standards, it can act as a USB mass storage slave device to personal computer system.

The ATS-2805A has low power consumption to allow long battery life, Embedded VCC&VDD LDO and supports Li-on battery only. The built-in Sigma-Delta D/A includes a headphone driver to directly drive low impedance headphone. The A/D includes inputs for both Microphone and Analog Audio in to support voice recording, Bluetooth and FM radio integration features. Thus, it provides a true ’ALL-IN-ONE’ solution that is ideally suited for highly optimized digital audio players.


 ATS2805A Datasheet