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USB音频解码器IC_BU94702AKV

罗姆的USB音频解码器LSI是将USB2.0 Host、SD存储卡控制器、AAC解码器、WMA解码器、MP3解码器、Audio DAC、系统控制器全部集成在1个芯片中的音乐播放LSI。只需连接记录有压缩音乐数据的USB设备,就能轻松实现音频播放。这样,就可轻松搭载至光盘录音机、迷你立体声音响组合、汽车音响、便携式播放器等音响设备,提高客户的设备附加价值。

* 本产品是标准级的产品。本产品不建议使用的车载设备。
型号 | BU94702AKV-E2
Status | 供应中
封装 | VQFP80
包装数量 | 1000
最小独立包装数量 | 1000
包装形态 | Taping
RoHS | Yes

特性:

Vcc(Min.)[V]

3.0

Vcc(Max.)[V]

3.6

I/F

I2C BUS

Digital Audio I/F

I2S SPDIF

USB

USB2.0 Full Speed

SD

MMC SD / miniSD / microSD / SDHC

Display information

Number(Folder, File), Reproduction time, Name(Folder, File), Tag(Artist, Album, Title)

MP3

MPEG 1, 2, 2.5 LAYER 1, 2, 3

WMA

WMA9 Standard

AAC

MPEG4 AAC-LC

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

特点:

・ USB2.0 Full Speed host I/F function contained.
・ SD card I/F function contained.
・ I²C format I/F function contained.
・ Protocol conversion from I²C to USB HID or from USB HID to I²C. *1
・ MP3 encode function contained. *2,*3,*10
・ MP3 decode function contained. *4
・ WMA decode function contained. *5
・ AAC decode function contained. *6,*7
・ WAV format file playing function contained. *7
・ Sample Rate Converter contained. *8
・ System Controller contained.
・ FAT analysis function contained.
・ CD-ROM I/F function and CD-ROM decoder function contained.
・ Browsing function of File Names, Folder Names on music playing contained.
・ ID3TAG and WMATAG and AACTAG Analysis.
・ Fast forward/backward playing function contained.
・ Resume function contained.
・ File data Reading/Writing function contained.
・ Program download function from external serial Flash ROM contained.
・ Audio DAC and Sound Effect function contained.
・ Digital Audio Out function contained. *9
・ Regulator for internal CORE power supply contained.