Datasheet Details
| Part number | STA400A |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 910.69 KB |
| Description | XMRADIO SDARS CHANNEL DECODER |
| Datasheet | STA400A_STMicroelectronics.pdf |
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Overview: STA400A XMRADIO® SDARS CHANNEL DECODER FRONT END INTERFACE s TWO INTERNAL 10 BIT A/D CONVERTERS s TWO QPSK DEMODULATORS FOR SATELLITE BRANCH s ONE MULTICARRIER DEMODULATOR FOR TERRESTRIAL BRANCH s SATELLITE SYMBOL FREQUENCY: 1.64 MBAUD s TERRESTRIAL SYMBOL FREQUENCY: 2.99 MBAUD s DIGITAL ROOT RAISED COSINE NYQUIST FILTER: 15% ROLL-OFF s FFT LENGTH: 768 SUB-CARRIERS s FULL DIGITAL CARRIER AND FREQUENCY RECOVERY AND TRACKING LOOPS s FREQUENCY INVERSION PENSATION FOR HIGH-SIDE/LOW-SIDE MIXER INJECTION s LOCK DETECTORS, C/N INDICATOR, ON CHIP BER ESTIMATORS s TWO DIGITAL AGCs: INTERNAL SIGNAL POWER ESTIMATION AND FILTERING s 1 BIT PDM AGCs CONTROL SIGNAL OUTPUTS TDM DECODING AND MANAGEMENT s SATELLITE AND TERRESTRIAL FRAME SYNCHRONIZATION s SATELLITE PHASE AMBIGUITY RESOLUTION s TDM DEMULTIPLEXING s PRIME RATE CHANNEL (PRC) DEMULTIPLEXING s EXTERNAL MEMORY CONTROLLING FORWARD ERROR CORRECTION s VITERBI DECODER: K=7, R=1/3 s SATELLITE DEPUNCTURING: RATE 3/4 s TERRESTRIAL DEPUNCTURING: RATE 3/5 s CONVOLUTIONAL TIME DEINTERLEAVER OVER 4.7 SEC s BLOCK DEINTERLEAVER OVER 2 RS BLOCKS s REED-SOLOMON DECODER: (255,223). UP TO 16 BYTES CORRECTION CAPABILITY. September 2003 TQFP144 ORDERING NUMBER: STA400A T H I S D E V I C E C A N B E S O L D O N LY TO CUSTOMERS THAT HAVE SIGNED A LICENSE AGREEMENT WITH XM SATELLITE RADIO. s s ENERGY DISPERSAL DESCRAMBLER SAT-SAT AND TERR-SAT DIVERSITY BINING BACK END INTERFACE s TWO PAYLOAD CHANNEL BITSTREAM INTERFACES s PAYLOAD CHANNEL SELECTION LOGIC s DESIGNED TO WORK WITH THE STA450A SERVICE AND SOURCE DECODER LOW POWER TECHNOLOGY s 1.8V, 0.18µm TECHNOLOGY s 3.
| Part number | STA400A |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 910.69 KB |
| Description | XMRADIO SDARS CHANNEL DECODER |
| Datasheet | STA400A_STMicroelectronics.pdf |
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The SDARS is a satellite transmission system based on two geostationary satellites on the East and West coasts of the Continental United States (CONUS).
In the urban areas, where the line of sight reception of the satellites is difficult or not possible, the service is covered by
| Part Number | Description |
|---|---|
| STA001 | RF FRONT-END |
| STA002 | STARMANO CHANNEL DECODER |
| STA013 | MPEG 2.5 LAYER III AUDIO DECODER |
| STA013B | (STA013x) MPEG 2.5 LAYER III AUDIO DECODER |
| STA013T | (STA013x) MPEG 2.5 LAYER III AUDIO DECODER |
| STA014 | MPEG 2.5 LAYER III AUDIO DECODER |
| STA014B | (STA014x) MPEG 2.5 LAYER III AUDIO DECODER WITH ADPCM AND SRS WOWO POSTPROCESSING CAPABILITY |
| STA014T | (STA014x) MPEG 2.5 LAYER III AUDIO DECODER WITH ADPCM AND SRS WOWO POSTPROCESSING CAPABILITY |
| STA015 | MPEG 2.5 LAYER III AUDIO DECODER |
| STA015B | (STA015x) MPEG 2.5 LAYER III AUDIO DECODER WITH ADPCM CAPABILITY |