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ATS2506

• ATS250X是第三代高集成度的单芯片,主要针对音频播放器和便携式音箱设计。ATS2506内部有高性能DSP,集成RAM和ROM、ADPCM录音和USB接口,可便于下载音频及上传录音文件。ATS250X还提供多种接口,如SD/MMC Card、SPDIF、Nor flash、LED/LCD/LCM,按键输入、麦克风、耳机以及FM输入和控制接口等。ATS2506支持MP3、WMA和其他多种音频格式标准。ATS2506方案还可以作为USB存储和从设备,连接个人电脑系统。ATS2506内置低功耗电源管理单位,可支持更长的电池寿命和不同的电池规格,包括1xAA, 1xAAA 和锂电池。同时,内嵌的DAC包含耳机驱动,可直接驱动低阻抗耳机。而ADC则包含麦克风和模拟音频输入,可支持语音录音和立体声收音机功能。综上所述,ATS2506及其完整解决方案是高品质数码音频播放器和便携音箱产品的理想选择。


 

          详细参数
功能特性    • Support WMA Decoder and Other Digital Audio Standards
    • Digital Voice Recording (ADPCM)
    • On-chip DSP , integrated MCU with DSU
    • External SPI Nor flash
    • Support the following memory card interface
      - Secure Digital Card Specification Version 2.0(1/4-bit mode)
      - Memory Stick Version 1.43(1/4-bit mode)
      - Memory Stick Pro Version 1.02(1/4-bit mode)
      - Memory Stick Pro-HG Version 1.01(1/4/8-bit mode)
    • Support 24MHz OSC with on-chip PLL for MCU and about 32KHz RC oscillator
    • 2-channel DMA,1-channel CTC and interrupt controller for MCU
    • Energy saving with dynamic power management, supporting 1xAA, 1xAAA and Li-on battery.
    • Build in Stereo 20-bit Sigma-Delta D/A
    • Enough GPIOs For all applications
    • Support TWI/SPI/UART/IRC/SPDIF interface
    • Support external 8080 Series LCM driver interface
    • Support FM Radio input and 41 levels volume control
    • Support Stereo 21-bit Sigma-Delta A/D for Microphone/FM Input, sample rate at 8/12/16/22/24/32/48KHz
    • D/A+PA SNR :without A weight>91dB
    • A/D SNR >90dB ,support Difference/2-channle Microphone
    • Headphone driver output 2x20Mw @16ohm
    • Standby Leakage Current: <50uA
    • Low Power Consumption: <40mW@VDD=1.6V at typical Audio decoder solution