ATS2831
· ATS2831无线收发一体系列产品主要为双模蓝牙5.0单芯片解决方案,采用CPU+DSP双核异构架构,具备高音质、低延迟、高集成度、低功耗和高性能等特点,可广泛应用于各类蓝牙发射及收发一体产品,如电竞耳机及dongle、无线麦克风、会议音箱dongle、话务耳机dongle、电视机dongle、游戏机dongle、对讲机适配器、蓝牙发射从模组,收发一体从模组,投影仪/CD/DVD等各类需要支持蓝牙发射(连接蓝牙耳机或蓝牙音箱)及低延迟无线音频收发的相关产品
乐侠可根据客户需求基于炬芯ATS2831提供IC,模组和完整解决方案等多种支持。
乐侠可根据客户需求基于炬芯ATS2831提供IC,模组和完整解决方案等多种支持。
详 细 参 数 |
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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 32M 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 efuse is used for symmetric key when using symmetric cryptography
Asymmetric cryptography signature algorithm is SHA256WithRSA Encryption, the public key is 2048bit
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Bluetooth |
Support Bluetooth V5.0, compatible with Bluetooth V4.2/V4.2 LE/V2.1 + EDR systems
Support Bluetooth transceiver
Compatible with AVRCP Profile V1.6, support both TG and CT roles
Compatible with A2DP Profile V1.3, support both SRC and SNK roles
Compatible with HFP Profile V1.7, support both AG and HF roles
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
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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 e a rphone)
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 stereo single-ended analog input
Supports Digital microphones
Supports single-ended Analog microphones and fully differential microphone
Support full format audio decoding and local playback
Audio Interfaces: I2S TX and I2S RX, sampling rate up to 192KHz
Audio Interfaces: SPDIF TX and RX, sampling rate up to 96KHz
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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
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Physical Interfaces |
Supports SDIO interface
USB 2.0 device and host controllers, supports full-speed and high-speed
Serial Interface: SPI, UART*2,support SPI interface LCD display
Supports Remote Control with internal IRC
7 PWM drivers independent of MCU
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Package |
QFN-40 (5mm*5mm, Pitch 0.4mm)
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Application |
Portable stereo speakers and speakerphones
Bluetooth car audio unit
Stereo headsets and headphones
Bluetooth dongles(USB, TV set, Game player, and Intercom dongle etc)
Smart Watches
Device of reception and transmission as one
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