ep9307 Cirrus Logic, Inc., ep9307 Datasheet - Page 19

• Manufacturer Part Number: ep9307
• Description: Arm9 Soc With Ethernet, Usb, Display, And Touchscreen
• Manufacturer: Cirrus Logic, Inc.

Static Memory Single Word Read Cycle
DS667PP4
AD setup to CSn assert time
AD hold from CSn deassert time
RDn assert time
CSn to RDn delay time
CSn assert to DQMn assert delay time
DA setup to RDn deassert time
DA hold from RDn deassert time
See
DQMn
WAIT
WRn
RDn
CSn
“Timing Conditions” on page 14
AD
DA
Parameter
Figure 6. Static Memory Single Word Read Cycle Timing Measurement
for definition of HCLK.
t
©
ADs
Copyright 2005 Cirrus Logic (All Rights Reserved)
Symbol
t
t
DQMd
t
RDpw
t
t
t
t
ADs
ADh
RDd
DAs
DAh
t
t
RDd
DQMd
t
HCLK
t
Min
HCLK
0
0
-
-
-
+ 12
ARM9 SOC with Ethernet, USB, Display and Touchscreen
t
HCLK
× (WST1 + 2)
Typ
-
-
-
-
-
-
t
DAs
t
ADh
Max
3
1
-
-
-
-
-
t
RDd
t
DAh
EP9307
Unit
ns
ns
ns
ns
ns
ns
ns
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