W83977EG-AW Datasheet, PDF (121/142 Pages) Nuvotem Talema – These products are not designed for use in life support appliances

W83977EF-AW/W83977EG-AW
13.3.4 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
SYM.
t1
t2
t3
t4
MIN.
40
0
10
40
IOR# Asserted to IOCHRDY Asserted
t5
0
PD Valid to SD Valid
t6
0
IOR# Deasserted to SD Hi-Z (Hold Time)
t7
0
SD Valid to IOCHRDY Deasserted
WAIT# Deasserted to IOCHRDY Deasserted
PD Hi-Z to PDBIR Set
WRITE# Deasserted to IOR# Asserted
t8
0
t9
60
t10
0
t13
0
WAIT# Asserted to WRITE# Deasserted
t14
0
Deasserted to WRITE# Modified
IOR# Asserted to PD Hi-Z
WAIT# Asserted to PD Hi-Z
Command Asserted to PD Valid
t15
60
t16
0
t17
60
t18
0
Command Deasserted to PD Hi-Z
t19
0
WAIT# Deasserted to PD Drive
WRITE# Deasserted to Command
PBDIR Set to Command
PD Hi-Z to Command Asserted
t20
60
t21
1
t22
0
t23
0
Asserted to Command Asserted
WAIT# Deasserted to Command Deasserted
Time out
PD Valid to WAIT# Deasserted
t24
0
t25
60
t26
10
t27
0
PD Hi-Z to WAIT# Deasserted
t28
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
-119-
Publication Release Date: Apr. 2006
Revision 1.2