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  • Audio

    Show case
    ATS2833 Bluetooth V5.0 module-smartcores
    CPU+DSP dual-core SOM for low power portable & wireless audio application

    ATS2833 module is a highly integrated single-chip Bluetooth audio solution. It features 240MHz RISC CPU + 400MHz CEVA DSP core. with 336KB RAM and 2MB Flash. It is working as a module with UART AT constrol interface or fully open to develop base on Actions SDK. The SDK officially support Zephyr RTOS. This is the highlights for the module.

    System

    ? 240MHz RISC-32 CPU processor Core
    ? 400MHz CEVA DSP core
    ? Internal 336KB RAM for data and program
    ? Internal 32KB CPU ICache for SPI NorFlash
    ? Internal 32KB Cache for SPI pSRAM
    ? Internal 16M bits SPI serial Flash for custom defined software
    ? Up to 16MB extensional pSRAM to support rich and flexible software feature
    ? Supports 24MHz OSC with on-chip PLL
    ? Operating voltage: I/O 3.1V, Core 1.2V
    ? Fully configurable PEQ
    ? Supports for echo cancellation , noise reduction and wind noise reduction
    ? Supports for packet loss concealment
    ? Supports for sound effect, such as MDRC, bass enhancement, virtual surround effects
    ? Symmetric and asymmetric cryptography
    ? 128bit effuse is used for symmetric key when using symmetric cryptography
    ? Asymmetric cryptography signature algorithm is SHA256WithRSA Encryption, the public key is 2048bit

    Bluetooth

    Support Bluetooth V5.0, compatible with Bluetooth V4.2/V4.2 LE/V2.1 + EDR systems
    ? Compatible with AVRCP Profile V1.6
    ? Compatible with A2DP Profile V1.3
    ? Compatible with HFP Profile V1.7
    ? Supports all packet types in basic rate and enhanced data rate
    ? Supports SCO/eSCO link
    ? Supports Secure Simple Pairing
    ? Supports Low Power Mode ( Sniff / Sniff Sub-rating / Hold / Park )
    ? Bluetooth Dual Mode support: Simultaneous LE and BR / EDR
    ? Supports multiple Low Energy states
    ? Fast AGC control to improve receiving dynamic range
    ? Supports AFH to dynamically detect channel quality to improve transmission quality
    ? Integrated Class2 PA
    ? Supports Power / Enhanced Power Control

    Audio

    Built-in stereo 24 bit input sigma-delta DAC
    ? DAC supports sample rate 8k/12k/11.025k/16k/22.05k/24k/32k/44.1/48/96kHz
    ? Built-in stereo 20mW PA for headphone. PA output supports traditional mode and direct drive mode (for earphone)
    ? Supports differential audio output
    ? Built-in stereo 24 bit input sigma-delta ADC
    ? ADC supports sample rate 8k/12k/11.025k/16k/22.05k/24k/32k/44.1k/48/96kHz
    ? Supports 2 stereo single-ended analog input or 1 stereo fully differential analog input
    ? Supports Digital microphones
    ? Supports single-ended Analog microphones and fully differential microphone
    ? Audio Interfaces: I2S TX and I2S RX, sampling rate up to 192KHz
    ? Audio Interfaces: SPDIF TX, sampling rate up to 96KHz

    Power Management

    ? Supports Li-Ion battery and 5V power supply
    ? Integrated DC-DC buck converters
    ? Linear regulators output VCC, SVCC, RTCVDD
    ? Standby Leakage Current (Include RTC module):<50uA(Whole System)
    ? Low Power Consumption:
    Typical Sniff Current: 600uA@Vbat=3.8V
    A2DP: 15.5mA@Vbat=3.8V
    HFP: 16.5mA@Vbat=3.8V

    Physical Interfaces

    ? Support SDIO interface
    ? USB 2.0 device and host controllers
    ? Serial Interface: SPI*2, UART*2
    ? Support Remote Control with the internal IRC for decoding
    ? 7 PWM drivers independent of MCU

    ATS2833 Bluetooth V5.0 module-smartcores