參數(shù)資料
型號: L64007
廠商: LSI CORP
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP160
封裝: PLASTIC, QFP-160
文件頁數(shù): 82/166頁
文件大?。?/td> 1015K
代理商: L64007
Arch
14 Wed May 28 17:36:23 1997
Draft 1/21/97
2-14
Architecture
PRE.4 for Rev. D
Copyright 1997 by LSI Logic Corporation. All rights reserved.
Figure 2.11 shows the steps implemented by the host processor to close
the frequency lock control loop. Blocks external to the L64007 are
shaded.
Figure 2.11
Clock Recovery Flow
Diagram
2.3
PID Processor
Unit (PPU)
The PPU’s position in the L64007’s architecture is shown in Figure 2.12.
Figure 2.12
L64007 Architecture
Block Diagram
PCR
42-bit REG
LMCR
42-bit REG
LMC
42-bit Counter
FErr
PCR
FFErr
Convert
to
DAC
Number
16-bit
Sigma
SDC
Low Pass
RC
Filter
VCXO
delta V
27-MHz Master
Clock
PCR
LMCR
Delta
Host Processor Digital Filter
BCR
26-bit REG
TRC
26-bit Counter
MCLK_SDC
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