參數(shù)資料
型號(hào): EP9312-EBZ
廠商: Cirrus Logic, Inc.
英文描述: Universal Platform System-on-chip Processor
中文描述: 通用平臺(tái)系統(tǒng)芯片處理器
文件頁(yè)數(shù): 20/62頁(yè)
文件大小: 884K
代理商: EP9312-EBZ
20
Copyright 2005 Cirrus Logic (All Rights Reserved)
DS515PP7
EP9312
Universal Platform SOC Processor
Static Memory Single Word Write Cycle
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 deassert to CSn deassert time
t
CSh
7
-
-
ns
CSn to WRn assert delay time
t
WRd
-
-
2
ns
WRn assert time
t
WRpw
-
t
HCLK
×
(WST1 + 1)
-
ns
CSn to DQMn assert delay time
t
DQMd
-
-
1
ns
WRn deassert to DA transition time
t
DAh
t
HCLK
-
-
ns
WRn assert to DA valid
t
DAV
-
-
8
ns
Figure 7. Static Memory Single Word Write Cycle Timing Measurement
CSn
WRn
RDn
DQMn
AD
DA
t
ADs
t
ADh
t
CSh
t
WRd
t
WRpw
t
DAh
WAIT
t
DQMd
t
DAV
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