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STA015 Folha de dados(PDF) 1 Page - STMicroelectronics

Nome de Peças STA015
Descrição Electrónicos  MPEG 2.5 LAYER III AUDIO DECODER WITH ADPCM CAPABILITY
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA015 Folha de dados(HTML) 1 Page - STMicroelectronics

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STA015
April 2010
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 exten-
sion, (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
– encoding algorithm: DVI,
ITU-G726 pack (G723-24, G721,G723-40)
– Tone control and fast-forward capability
EASY PROGRAMMABLE GPSO INTERFACE
FOR ENCODED DATA UP TO 5Mbit/s
(TQFP44 & LFBGA 64)
DIGITAL VOLUME CONTROL
DIGITAL BASS & TREBLE CONTROL
BYPASS MODE FOR EXTERNAL AUDIO
SOURCE
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
APPLICATIONS
PC SOUND CARDS
MULTIMEDIA PLAYERS
VOICE RECORDERS
DESCRIPTION
The STA015 is a fully integrated high flexibility
MPEG Layer III Audio Decoder, capable of decod-
ing 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, as spec-
ified by MPEG 2.5. STA015 receives the input
data through a Serial input Interface. The decoded
signal is a stereo, mono, or dual channel digital
output that can be sent directly to a D/A converter,
by the PCM Output Interface.
This interface is software programmable to adapt
the STA015 digital output to the most common
DACs architectures used on the market. The func-
tional STA015 chip partitioning is described in
Fig.1a and Fig.1b.
ORDERING NUMBER: STA015$ (SO28)
STA015T$ (TQFP44)
STA015B$ (LFBGA 8x8)
SO28
TQFP44
LFBGA64
MPEG 2.5 LAYER III AUDIO DECODER
WITH ADPCM CAPABILITY
Obsolete
Product(s)
- Obsolete
Product(s)


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