ACS8520 View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
'ACS8520' PDF : 150 Pages View PDF
ADVANCED COMMUNICATIONS
Figure 16 Write Access Timing in INTEL Mode
FINAL
ACS8520 SETS
DATASHEET
CSB
WRB
tsu2
tpw1
th2
RDB
A
AD
RDY
tsu1
th1
address
tsu3
th4
data
td2
td3
tpw2
th3
Z
td5
Z
F8110D_010WriteAccIntel_01
Table 24 Write Access Timing in INTEL Mode (for use with Figure 16)
Symbol
tsu1
tsu2
tsu3
td2
td3
td5
tpw1
tpw2
th1
th2
th3
th4
tp
Parameter
Setup A valid to CSBfalling edge
Setup CSBfalling edge to WRBfalling edge
Setup AD valid before WRBrising edge
Delay CSBfalling edge to RDY active
Delay WRBfalling edge to RDYfalling edge
Delay CSBrising edge to RDY high-Z
WRB Low time
RDY Low time
Hold A valid after WRBrising edge
Hold CSB Low after WRBrising edge
Hold WRB Low after RDYrising edge
Hold AD valid after WRBrising edge
Time between consecutive accesses (WRBrising edge to WRBfalling edge,
or WRBrising edge to RDBfalling edge)
MIN
4 ns
0 ns
6 ns
-
-
-
25 ns
10 ns
12 ns
0 ns
0 ns
4 ns
160 ns
TYP
-
-
-
-
-
-
185 ns
-
-
-
-
-
-
MAX
-
-
-
13 ns
14 ns
10 ns
-
173 ns
-
-
-
-
-
Revision 3.02/October 2005 © Semtech Corp.
Page 47
www.semtech.com
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