ATS2817
· ATS2817是一个高度集成的单芯片蓝牙音频解决方案。
· ATS2817面向蓝牙便携式立体声扬声器、耳机和扬声器手机市场，以高性能、低成本、低功耗满足市场需求。
· ATS2817采用了RISC32的核心体系结构。嵌入大容量内存以满足不同的蓝牙应用。
· ATS2817支持解码蓝牙A2DP音频和同时加载声音效果，支持蓝牙免提通话与麦克风AEC和降噪。ATS2817集成了蓝牙控制器，支持BT5.3，并符合BT5.2/5.0/4.2/4.2 LE/4.0蓝牙规范。
· ATS2817在功率优化方面采用了特殊的方法，特别是对于各种应用场景，包括嗅探、蓝牙空闲、蓝牙播放和呼叫模式。嵌入式PMU支持功率优化，并提供较长的电池寿命。
· ATS2817的竞争优势是高音乐和通话质量，低功率和BOM。此外，用户友好的配置工具和开发板（DVB）工具包也可以提供方便的界面来配置产品行为.
乐侠可根据客户需求基于炬芯ATS2817提供IC，模组和完整解决方案等多种支持。
· ATS2817面向蓝牙便携式立体声扬声器、耳机和扬声器手机市场，以高性能、低成本、低功耗满足市场需求。
· ATS2817采用了RISC32的核心体系结构。嵌入大容量内存以满足不同的蓝牙应用。
· ATS2817支持解码蓝牙A2DP音频和同时加载声音效果，支持蓝牙免提通话与麦克风AEC和降噪。ATS2817集成了蓝牙控制器，支持BT5.3，并符合BT5.2/5.0/4.2/4.2 LE/4.0蓝牙规范。
· ATS2817在功率优化方面采用了特殊的方法，特别是对于各种应用场景，包括嗅探、蓝牙空闲、蓝牙播放和呼叫模式。嵌入式PMU支持功率优化，并提供较长的电池寿命。
· ATS2817的竞争优势是高音乐和通话质量，低功率和BOM。此外，用户友好的配置工具和开发板（DVB）工具包也可以提供方便的界面来配置产品行为.
乐侠可根据客户需求基于炬芯ATS2817提供IC，模组和完整解决方案等多种支持。
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详 细 参 数 |
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System |
• High performance 32bit RISC processor Core Internal 248K RAM for data and program
Built in 32KB SPI Cache that can be used for data RAM storage if it isn’t used as Cache
Internal ROM for firmware implementation
Internal 8M bits SPI serial Flash for custom defined software
Support 24MHz OSC with on-chip PLL
Fully configurable PEQ, up to 14 segments
Support for echo cancellation and noise reduction
Support for wind noise reduction
Support for packet loss concealment
Support for sound effect
TWS audio source supporting Bluetooth transmission
Supports MP3 and WMA decode music playback on USB drives and SD/TF cards
Support USB mass production and upgrade program
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Bluetooth |
Support Bluetooth V5.3
Integrated T/R switch and balun
Supports AFH to dynamically detect channel quality to improve transmission quality
Supports SCO/eSCO link with CVSD/mSBC
AFH and PTA collaborative support for WLAN/Bluetooth coexistence
Supports multi link in TWS mode
Support for SBC & AAC Bluetooth audio transmission format
Compatible with AVRCP Profile V1.6
Compatible with A2DP Profile V1.3
Compatible with HFP Profile V1.8
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Audio |
Build in stereo 16-bits input sigma-delta ADC, SNR 85dB (typ.), THD+N -81dB (typ.)
ADC supports sample rate 8k/12k/11.025k/ 16k/22.05k/24k/32k/44.1k/48kHz
Supports mono input analog microphones
Build in stereo 20-bits input sigma-delta DAC, SNR (A-Weighting) 101dB (typ.), Noise < 6uV, DR 92dB (typ.), THD+N -85dB (typ.)
DAC supports sample rate 8k/12k/11.025k/ 16k/22.05k/24k/32k/44.1k/48k/96kHz
Build in stereo 20mW PA
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Physical Interfaces |
Support 16 GPIO
Support 10-bits SARADC
Support 5 PWM for lamp controller
Serial Interface: SPI, UART*2, TWI*2
Support SD/MMC card interface
Support USB2.0 FS
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Power Management
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Operating voltage: I/O 3.1V, Core 1.1V
Supports Li-Ion battery and 5V power supply
Supports 5V power supply plugged in reset
Integrated 10-bits SAR ADC for battery
voltage monitor, temperature monitor and
wire-controller
Integrated DC-DC buck converter output
VD15
Low Power Consumption:
A2DP: 6.1mA@Vbat=3.8V
HFP: 9mA@Vbat=3.8V
Typical Sniff Current: 270μA@500ms
Deep sleep: <1μA@
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RF Performance
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Max transmitting output power: 11dBm
Typical receiving sensitivity: -96dBm@GFSK,
-95.5dBm@π/4 DQPSK, -88.5dBm@8DPSK
modulation
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| Package |
QFN-36 (4*4*0.85mm, Pitch 0.35mm)
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Application |
Portable stereo speakers and speakerphones
Other Bluetooth audio applications
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