W83977F-A Datasheet, PDF (159/182 Pages) Winbond – WINBOND I/O

W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
14.3.4 EPP Data or Address Read Cycle Timing Parameters
PARAMETER
Ax Valid to IOR Asserted
IOCHRDY Deasserted to IOR Deasserted
IOR Deasserted to Ax Valid
IOR Deasserted to IOW or IOR Asserted
IOR Asserted to IOCHRDY Asserted
PD Valid to SD Valid
IOR Deasserted to SD Hi-Z (Hold Time)
SD Valid to IOCHRDY Deasserted
WAIT Deasserted to IOCHRDY Deasserted
PD Hi-Z to PDBIR Set
WRITE Deasserted to IOR Asserted
WAIT Asserted to WRITE Deasserted
Deasserted to WRITE Modified
IOR Asserted to PD Hi-Z
WAIT Asserted to PD Hi-Z
Command Asserted to PD Valid
Command Deasserted to PD Hi-Z
WAIT Deasserted to PD Drive
WRITE Deasserted to Command
PBDIR Set to Command
PD Hi-Z to Command Asserted
Asserted to Command Asserted
WAIT Deasserted to Command Deasserted
Time out
PD Valid to WAIT Deasserted
PD Hi-Z to WAIT Deasserted
SYM.
t1
t2
t3
t4
t5
t6
t7
t8
t9
t10
t13
t14
t15
t16
t17
t18
t19
t20
t21
t22
t23
t24
t25
t26
t27
t28
MIN.
40
0
10
40
0
0
0
0
60
0
0
0
60
0
60
0
0
60
1
0
0
0
60
10
0
0
MAX.
10
24
75
40
85
160
185
190
50
180
190
20
30
195
180
12
UNIT
nS
nS
nS
nS
nS
μS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
μS
-151 -
Publication Release Date: May 2006
Revision 0.60