參數資料
型號: LFECP40E-3F484I
廠商: Lattice Semiconductor Corporation
英文描述: LatticeECP/EC Family Data Sheet
中文描述: LatticeECP / EC的系列數據手冊
文件頁數: 30/117頁
文件大小: 557K
代理商: LFECP40E-3F484I
2-27
Architecture
Lattice Semiconductor
LatticeECP/EC Family Data Sheet
Figure 2-31. DQS Local Bus.
Figure 2-32. DLL Calibration Bus and DQS/DQS Transition Distribution
DI
CLKI
CEI
DQS
PIO
GSR
DQS
Input
Register Block
( 5 Flip Flops)
To Sync.
Reg.
To DDR
Reg.
DQS
Strobe
PAD
DDR
Datain
PAD
sysIO
Buffer
DI
sysIO
Buffer
PIO
DQSDEL
Polarity Control
Logic
DQS
Calibration Bus
from DLL
Delay
Control
Bus
Polarity
Control
Bus
DQS
Bus
DLL
DLL
Polarity Control Bus
DQS Bus
Delay Control Bus
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