ATJ2085 ETC, ATJ2085 Datasheet - Page 25

• Manufacturer Part Number: ATJ2085
• Description: Atj2085 is a Single-chip for Flash-based Digital Music Player
• Manufacturer: ETC

ATJ2085
5.4.7 External System Bus Parameter
Notes: 1. MRD#, MWR# are called the command signals for the External System Bus Interface.
Copyright © 2004 Actions Semiconductor Co., Ltd. All rights reserved.
Address setup time (to command signal)
Address hold time (from command signal)
Data output setup time (to command signal)
Data output hold time(from command signal)
Data input setup time (to command signal)
Data input hold time(from command signal)
VER 1.5
2. T (ns) = 1 / f
Parameter
MCUCLK
WWW.MP3JS.COM.CN
Note 1, 2
Note 1, 2
Note 1
Note 1
Note 1
Note 1
Page 24
DATA SHEET
Symbol
t
RXDH
t
t
t
t
t
t
XAS
XAS
XAH
WXDS
WXDH
RXDS
Memory Read 0.5T
Memory Write
Condition
0.5T
MIN.
1.5T
0
0
3
0
8/18/2004
MAX.
Actions
0.5T
T
2T
Unit
ns
ns
ns
ns
ns
ns
ns