參數(shù)資料
型號: EP9312-CBZ
廠商: CIRRUS LOGIC INC
元件分類: 微控制器/微處理器
英文描述: Universal Platform System-on-chip Processor
中文描述: 32-BIT, 200 MHz, RISC PROCESSOR, PBGA352
封裝: 27 X 27 MM, LEAD FREE, PLASTIC, BGA-352
文件頁數(shù): 26/62頁
文件大?。?/td> 884K
代理商: EP9312-CBZ
26
Copyright 2005 Cirrus Logic (All Rights Reserved)
DS515PP7
EP9312
Universal Platform SOC Processor
Static Memory Burst Write Cycle
Note:
These characteristics are valid when the Page Mode Enable (Burst Mode) bit is set. See the User's Guide for details.
Parameter
Symbol
Min
Typ
Max
Unit
AD setup to WRn assert time
t
ADs
t
HCLK
3
ns
AD hold from WRn deassert time
t
ADh
t
HCLK
×
2
ns
WRN/DQMn deassert to AD transition time
t
ADd
t
HCLK
+ 6
ns
CSn hold from WRn deassert time
t
CSh
7
ns
CSn to WRn assert delay time
t
WRd
2
ns
CSn to DQMn assert delay time
t
DQMd
1
ns
DQMn assert time
t
DQpwL
t
HCLK
×
(WST1 + 1)
ns
DQMn deassert time
t
DQpwH
(t
HCLK
×
2) + 14
ns
WRn assert time
t
WRpwL
t
HCLK
×
(WST1 + 11)
ns
WRn deassert time
t
WRpwH
(t
HCLK
×
2) + 7
ns
WRn/DQMn deassert to DA transition time
t
DAh
t
HCLK
ns
WRn/DQMn assert to DA valid time
t
DAv
8
ns
Figure 13. Static Memory Burst Write Cycle Timing Measurement
AD
CSn
WRn
RD
DQMn
DA
WAIT
t
ADs
t
ADd
t
WRpwL
t
DQpwL
t
DQpwH
t
WRpwH
t
DAv
t
DAh
t
WRd
t
DQMd
t
CSh
t
ADh
相關(guān)PDF資料
PDF描述
EP9312-EB Universal Platform System-on-chip Processor
EP9312-EBZ Universal Platform System-on-chip Processor
EP9312-IB Universal Platform System-on-chip Processor
EP9312-IBZ Universal Platform System-on-chip Processor
EP9315-EB Enhanced Universal Platform System-on-Chip Processor
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