CS61884-IB 查看數據表（PDF） - Cirrus Logic
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CS61884-IB Datasheet PDF : 71 Pages
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19.11 Switching Characteristics - Parallel Port (Multiplexed Mode)
* All paramters guaranteed by production, characterization or design.
Parameter
Pulse Width AS or ALE High
Muxed Address Setup Time to AS or ALE Low
Muxed Address Hold Time
Delay Time AS or ALE to WR, RD or DS
CS & R/W Setup Time Before WR, RD or DS Low
CS & R/W Hold Time
Pulse Width, WR, RD, or DS
Write Data Setup Time
Write Data Hold Time
Output Data Delay Time from RD or DS Low
Read Data Hold Time
Delay Time WR, RD, or DS to ALE or AS Rise
WR or RD Low to RDY Low
WR or RD Low to RDY High
WR or RD High to RDY HIGH-Z
DS Low to ACK High
DS Low to ACK Low
DS High to ACK HIGH-Z
Ref. #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Min.
25
10
5
5
0
0
70
30
30
-
5
30
-
-
-
-
-
-
Typ.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS61884
Max
Unit
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
100
ns
-
ns
-
ns
55
ns
100
ns
40
ns
65
ns
100
ns
40
ns
62
DS485F1
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