器件名称:
STA015
功能描述:
MPEG 2.5 LAYER III AUDIO DECODER WITH ADPCM CAPABILITY
文件大小:
277.51KB 共44页
简 介:
STA015 STA015B STA015T MPEG 2.5 LAYER III AUDIO DECODER WITH ADPCM CAPABILITY PRODUCT PREVIEW SINGLE CHIP MPEG2 LAYER 3 DECODER SUPPORTING: - All features specified for Layer III in ISO/IEC 11172-3 (MPEG 1 Audio) - All features specified for Layer III in ISO/IEC 13818-3.2 (MPEG 2 Audio) - Lower sampling frequencies syntax extension, (not specified by ISO) called MPEG 2.5 DECODES LAYER III STEREO CHANNELS, DUAL CHANNEL, SINGLE CHANNEL (MONO) SUPPORTING ALL THE MPEG 1 & 2 SAMPLING FREQUENCIES AND THE EXTENSION TO MPEG 2.5: 48, 44.1, 32, 24, 22.05, 16, 12, 11. 025, 8 KHz ACCEPTS MPEG 2.5 LAYER III ELEMENTARY COMPRESSED BITSTREAM WITH DATA RATE FROM 8 Kbit/s UP TO 320 Kbit/s ADPCM CODEC CAPABILITIES: - sample frequency from 8 kHz to 32 kHz - sample size from 8 bits to 32 bits - encodingalgorithm: DVI, ITU-G726pack (G723-24,G721,G723-40) - Tone controlandfast-forward capability EASY PROGRAMMABLE GPSO INTERFACE FOR ENCODED DATA UP TO 5Mbit/s (TQFP44 & LFBGA 64) DIGITAL VOLUME BASS & TREBLE CONTROL SERIAL BITSTREAM INPUT INTERFACE EASY PROGRAMMABLE ADC INPUT INTERFACE ANCILLARY DATA EXTRACTION VIA I2C INTERFACE. SERIAL PCM OUTPUT INTERFACE (I2S AND OTHER FORMATS) PLL FOR INTERNAL CLOCK AND FOR OUTPUT PCM CLOCK GENERATION CRC CHECK AND SYNCHRONISATION ERROR DETECTION WITH SOFTWARE INDICATORS I2C CONTROL BUS LOW POWER 2.4V CMOS TECHNOLOGY WIDE RANGE OF EXTERNAL CRYSTALS FREQUENCIES SUPPORTED ORDERING NUMBERS: STA015 (SO28) STA015T (TQFP44) STA015B (LFBGA 64) APPLICATIONS PC SOUND……
