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BU9457KV PDF预览

BU9457KV

更新时间: 2024-11-16 06:44:39
品牌 Logo 应用领域
罗姆 - ROHM 解码器
页数 文件大小 规格书
5页 210K
描述
USB host MP3 Decoder LSI

BU9457KV 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:QFP
包装说明:LFQFP, QFP64,.47SQ,20针数:64
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.7商用集成电路类型:CONSUMER CIRCUIT
JESD-30 代码:S-PQFP-G64长度:10 mm
功能数量:1端子数量:64
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:LFQFP
封装等效代码:QFP64,.47SQ,20封装形状:SQUARE
封装形式:FLATPACK峰值回流温度(摄氏度):NOT SPECIFIED
电源:3.3 V认证状态:Not Qualified
座面最大高度:1.6 mm子类别:Other Consumer ICs
最大压摆率:80 mA最大供电电压 (Vsup):3.6 V
最小供电电压 (Vsup):3 V表面贴装:YES
温度等级:INDUSTRIAL端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:10 mm
Base Number Matches:1

BU9457KV 数据手册

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Structure  
Product name  
Type  
Silicon Monolithic integrated circuit  
USB host MP3 Decoder LSI  
BU9457KV  
Applications  
Functions  
Audio products, etc.  
BU9457KV is MP3 decoder IC which contains USB host and SD card I/F, audio DAC, system  
controller, regulator for internal CORE power supply.  
USB2.0 Full Speed host I/F function contained.  
SD card I/F function contained.  
I2C I/F function contained.  
FAT analysis function contained.  
MP3 decode function contained. (available for MPEG1, 2 and 2.5, Layer 1, 2 and 3)  
Sample Rate Converter contained.  
System Controller contained.  
LED Controller contained.  
KEY matrix Controller contained.  
Stand Alone mode contained.  
External processor can control.  
Audio DAC contained.  
Sound Effect function contained.  
Digital Audio Out(I2S, S/PDIF) function contained.  
File Name, Folder Name Sorting.  
ID3TAG Analysis.  
Regulator for internal CORE power supply contained.  
VQFP64pin(0.5mm pitch)  
Absolute maximum ratings (Ta = 25C)  
Parameter  
Symbol  
Limits  
-0.34.5  
Unit  
Comment  
DVDDIO, VDD_PLL,  
DAVDD, AVDDC  
Supply voltage(Analog, I/O)  
VDD1MAX  
Input voltage  
VIN  
TSTG  
TOPR  
PD  
-0.3 VDD1 + 0.3  
-55125  
Storage temperature range  
Operating temperature range  
Power dissipation *1  
-4085  
750  
mW  
*1In the case of use at Ta=25or more, 7.5mW should be reduced per 1.  
Radiation resistance design is not arranged.  
Operating conditions (Ta = 25)  
Parameter  
Symbol  
VDD1  
Limits  
Unit  
Comment  
DVDDIO,VDD_PLL,  
DAVDD, AVDDC  
3.03.6  
Supply voltage(Analog, I/O)  
MPEG Layer-3 audio coding technology licensed from Fraunhofer IIS and Thomson.  
The fee related to above license and its administration costs are included in the sales price of this product.  
REV. B  

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