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LPC47M14X Datasheet(PDF) 188 Page - SMSC Corporation

Part # LPC47M14X
Description  128 PIN ENGANCED SUPER I/O CONTROLLER WITH AN LPC INTERFACE AND USB HUB
PDF  205 Pages
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Manufacturer  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

LPC47M14X Datasheet(HTML) 188 Page - SMSC Corporation

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SMSC DS – LPC47M14X
Page 188
Rev. 03/19/2001
t12
t11
t10
t9
t7
t8
t6
t5
t4
t3
t2
t1
nWRITE
PD<7:0>
DATASTB
ADDRSTB
nWAIT
FIGURE 29 – EPP 1.9 DATA OR ADDRESS READ CYCLE
NAME
DESCRIPTION
MIN
TYP
MAX
UNITS
t1
nWAIT Asserted to nWRITE Deasserted
0
185
ns
t2
nWAIT Asserted to nWRITE Modified (Notes 1,2)
60
190
ns
t3
nWAIT Asserted to PDATA Hi-Z (Note 1)
60
180
ns
t4
Command Asserted to PDATA Valid
0
ns
t5
Command Deasserted to PDATA Hi-Z
0
ns
t6
nWAIT Asserted to PDATA Driven (Note 1)
60
190
ns
t7
PDATA Hi-Z to Command Asserted
0
30
ns
t8
nWRITE Deasserted to Command
1
ns
t9
nWAIT Asserted to Command Asserted
0
195
ns
t10
nWAIT Deasserted to Command Deasserted
(Note 1)
60
180
ns
t11
PDATA Valid to nWAIT Deasserted
0
ns
t12
PDATA Hi-Z to nWAIT Asserted
0
µs
Note 1: nWAIT is considered to have settled after it does not transition for a minimum of 50 ns.
Note 2: When not executing a write cycle, EPP nWRITE is inactive high.



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