STV0196中文资料PDF规格书
STV0196规格书详情
DESCRIPTION
Designed for the fast growing direct broadcast satellite (DBS) digital TV receiver market, the SGS-THOMSON STV0196B Digital Satellite Receiver Front-end integrates all the functions needed to demodulate incoming digital satellite TV signals from the tuner : Nyquistfilters, QPSK/BPSK demodulator, signal power estimator, automatic gain control, Viterbi decoder, deinterleaver, ReedSolomon decoder and energy dispersal descrambler. This high level of integration greatly reduces the package count and cost of a set top box.
FRONT-END INTERFACE
.I AND Q 6 BITS DIGITAL INPUTS AT 2Fs
.QPSK DEMODULATION (Two Modes : A and B)
.INPUT SYMBOL FREQUENCY (Fs) UP TO 30MSYMBOLS/S
.DIGITAL NYQUIST ROOT FILTER : ROLL-OFF VALUE OF 0.35 IN MODE A
.DIGITAL CARRIER LOOP :
- ON-CHIP DEROTATOR AND TRACKING LOOP
- CARRIER OFFSET INDICATOR
- LOCK DETECTOR
- C/N INDICATOR FOR DISH POSITIONING .DIGITAL TIMING RECOVERY :
- INTERNAL TIMING ERROR EVALUATION AND FILTER
- OUTPUT CONTROL SIGNAL FOR A 2Fs EXTERNAL VCO OR VCXO .DIGITAL AGC :
- INTERNAL SIGNAL POWER ESTIMATION AND FILTER
- OUTPUT CONTROL SIGNAL FOR AGC (1 BIT PULSE DENSITY MODULATION)
FORWARD ERROR CORRECTION
.INNER DECODER :
- VITERBI SOFT DECODER FOR CONVOLUTIONAL CODES, CONSTRAINT LENGTH M = 7, RATE 1/2
- PUNCTURED CODES 1/2, 2/3, 3/4, 5/6 AND 7/8 IN MODE A
- AUTOMATIC OR MANUAL RATE AND PHASE RECOGNITION
.DEINTERLEAVER :
- WORD SYNCHRO EXTRACTION
- CONVOLUTIVE DEINTERLEAVER
.OUTER DECODER :
- IN MODE A : REED-SOLOMON DECODER FOR 16 PARITY BYTES ; CORRECTION OF UP TO 8 BYTE ERRORS
- BLOCK LENGTHS : 204 IN MODE A
- ENERGY DISPERSAL DESCRAMBLER CONTROL
.I2C SERIAL BUS
产品属性
- 型号:
STV0196
- 制造商:
STMICROELECTRONICS
- 制造商全称:
STMicroelectronics
- 功能描述:
QPSK/BPSK DEMODULATOR AND FEC IC
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST |
23+ |
PLCC84 |
19526 |
询价 | |||
ST |
2020+ |
原厂封装 |
350000 |
100%进口原装正品公司现货库存 |
询价 | ||
ST |
23+ |
QFP-64 |
10800 |
只做原装 欢迎咨询 |
询价 | ||
ST/意法 |
23+ |
QFP64 |
90000 |
只做原厂渠道价格优势可提供技术支持 |
询价 | ||
ST |
24+ |
QFP |
6868 |
原装现货,可开13%税票 |
询价 | ||
ST |
21+ |
QFP |
35200 |
一级代理/放心采购 |
询价 | ||
ST |
2023+ |
QFP |
80000 |
一级代理/分销渠道价格优势 十年芯程一路只做原装正品 |
询价 | ||
ST |
2018+ |
SOP/DIPQFP |
888 |
原装假一赔十 |
询价 | ||
ST/意法 |
23+ |
NA/ |
3024 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
ST |
QFP-64 |
36900 |
集团化配单-有更多数量-免费送样-原包装正品现货-正规 |
询价 |