參數(shù)資料
型號(hào): L64777
廠商: LSI CORP
元件分類: 消費(fèi)家電
英文描述: Digital Video Broadcasting(DVB)-Compliant,quadrature amplitude modulation (QAM)Modulator(數(shù)字視頻廣播系統(tǒng)適配的積分調(diào)幅調(diào)制器)
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP120
封裝: 32 MM, PLASTIC, QFP-120
文件頁數(shù): 17/124頁
文件大小: 988K
代理商: L64777
I
2
Figure 2.2
Data Path
8
8
RS
(204,188)
Encoder
Convol.
Interleaver
& QAM
Mapping
Byte to
m-tuple
Global Control and Synchronization - Start/Stop Signals Generation
ICLK
Serial Microprocessor Interface
OCLK
1
Data
Square
Root
Nyquist
Filter
Circular
Buffer
I
Q
Diff.
Encoder
Input
Sync
Stage
Energy
Dispersal
8
SCAN chain
JTAG Test
RAMbist
Sync &
Error flag
Reinsertion
FIFO
128
Word
Symbol Clock
Generation PLL
(incl. VCO and
Phase and Freq.
Comp.)
SCL
SDA
OCLK
Inter-
polator*
PCLK
NCO*
DAC
DAC
I
Q
* Only used in PLL Mode 2
10
divided ICLK
& freq compare
8
8
8
10
10
10
m
Q
I
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