ATS2819数据手册Actions中文资料规格书

描述 Description

ATS2819提供了一个高集成度的蓝牙音频解决方案，它同时也可以用做智能语音助手，并且兼容DMA（百度）、GMA（阿里巴巴）、小爱同学（小米）等多家协议。

ATS2819满足蓝牙5.0认证，且向下兼容V4.2和V2.1+EDR，支持蓝牙双模，BR/EDR和BLE可以同时工作。

ATS2819支持多种高品质低延时的编解码格式，比如SBC解码、OPUS/SPEEX编码和mSBC/CVSD的编解码。同时支持PLC丢包补偿和AEC回声消除。

特性 Features

System
• 32bit RISCprocessor Core, up to 180MHz.
• Internal RAM for data and program storage
• Internal 1MByte Nor flash
• 5-channel DMA, including DMA0, DMA1, DMA2, DMA3 and DMA4, support fortransmission in burst 8 mode
• Fully configurable PEQ, up to 14 segments
• Support for echo cancellation and noise reduction
• Support for packet loss concealment
• Support USB/SDCard firmware upgrade

Bluetooth
• Bluetooth V5.0Dual Mode
• Compatible with Bluetooth V4.2/V4.2 LE/V4.0/V3.0/V2.1 + EDR systems
• Support all packet types in basic rate and enhanced data rate
• Bluetooth Dual Mode support: Simultaneous LE and BR /EDR
• Support SCO/eSCO link
• Support secure simple pairing
• Support low power mode (sniff/sniff sub-rating)
• Bluetooth Piconet and Scatternet support
• Bluetooth TX power: 2dBm(typical)
• Bluetooth RX sensitivity: -88dBm(typical) when packet Type is 2-DH5

Audio
• Built-instereo 16-bit input sigma-delta DACs, SNR>93dB, SNR (A-Weighting)>96dB,THD+N < -80dB,THD+N (A-Weighting) < -81dB @0dBFS output amplitude
• Built-in stereo 16-bit input sigma-delta ADC, SNR>87dB,SNR(A-Weighting)>89dB, THD+N < -80dB,THD+N(A-Weighting)<-82dB @PA1.6Vpp output
• DAC supports sample rate of 8k/11.025k /12k/16k/22.05k/24k/32k/44.1k/48kHz
• PA Support non-direct or direct drive output.
• ADC supports sample rate of 8k/11.025k /12k/16k/22.05k/24k/32k/44.1k/48kHz
• Supports two single-ended Analog microphone or one DMIC
• Supports two stereo AUX IN sharing two ADCs
• I2S TX&RX support master and slave mode separately, and support samplerate of 192k/96k/48k/44.1k/32k/24k/22.05k/16k/12k/11.025k/8k
• Support Voice Active Trigger

Display
• 7/8pin SegmentMatrix LED

Power Management
• Support Li-Ionbattery power supply with battery insert wake up.
• Support power on button & reset button.
• Linear regulators outputs VCC, AVCC, SVCC.
• Standby current 45uA (typical).
• 10-bit A/D converters for system monitor and wire-control, 10 channels canbe externally used by user.The ADC sample rate can support 2/4/8KHz perchannel.
• 1*WIO which can used for charging detection.

PhysicalInterfaces
• Maximum2*SD/MMC/eMMC card interface
• USB1.1FS host or device, support 2 IN endpoint and 1 OUT endpoint exceptendpoint0
• Maximum 2*UART support master or slave mode with RTS/CTS hardware flowcontrol
• Maximum 2*TWI supports master or slave mode
• Maximum 2*SPI interface controllers.
• Support 22 Programmable GPIO interfaces, and 10 analog IOs can also be configas GPIOs.
• All 22 Programmable GPIOs can be SIRQs
• Maximum 9*PWM output integrated
• 1* infrared remote control RX

Package
• ATS2819 :LQFP-48, 7mm*7mm*1.4mm
• ATS2819P : LQFP-64, 7mm*7mm*1.4mm
• ATS2819S : QFN-48, 6mm*6mm*0.75mm
• ATS2819T : QFN-48, 6mm*6mm*0.75mm

Application
• Stereospeakers and speakerphones
• Bluetooth car audio unit
• Bluetooth soundbar
• Bluetooth Smart Voice assistant
• Other Bluetooth audio applications