器件名称:
STA003T
功能描述:
MPEG 2.5 LAYER III AUDIO DECODER
文件大小:
309.26KB 共32页
简 介:
STA003T MPEG 2.5 LAYER III AUDIO DECODER SINGLE CHIP MPEG2 LAYER 3 DECODER SUPPORTING: - All features specified for Layer III in ISO/IEC 11172-3 (MPEG 1 Audio) except 44.1KHz Audio - All features specified for Layer III 2 channels in ISO/IEC13818-3.2 (MPEG 2 Audio) except 22.05KHz Audio - Lower sampling frequencies syntax extension, (not specified by ISO) called MPEG 2.5 except 11.025KHz Audio DECODES LAYER III STEREO CHANNELS, DUAL CHANNEL, SINGLE CHANNEL (MONO) SUPPORTING THE MPEG 1 & 2 SAMPLING FREQUENCIES AND THE EXTENSION TO MPEG 2.5: 48, 32, 24, 16, 12, 8 KHz ACCEPTS MPEG 2.5 LAYER III ELEMENTARY COMPRESSED BITSTREAM WITH DATA RATE FROM 8 Kbit/s UP TO 128 Kbit/s DIGITAL VOLUME CONTROL DIGITAL BASS & TREBLE CONTROL SERIAL BITSTREAM 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 LOW POWER DATA ELABORATION FOR POWER CONSUMPTION OPTIMISATION CRC CHECK AND SYNCHRONISATION ERROR DETECTION WITH SOFTWARE INDICATORS I2C CONTROL BUS LOW POWER 3.3V CMOS TECHNOLOGY 14.72MHz EXTERNAL INPUT CLOCK OR BUILT-IN XTAL OSCILLATOR SO28 APPLICATIONS STARMAN SATELLITE RADIO RECEIVER DESCRIPTION The STA003T is a fully integrated high flexibility MPEG Layer III Audio Decoder, capable of decoding Layer III compressed elementary streams, as specified in MPEG 1 and MPEG 2 ISO standards. The device decodes also elementary streams compressed by using low sampling rates, a……
