w83977atf Winbond Electronics Corp America, w83977atf Datasheet - Page 114

• Manufacturer Part Number: w83977atf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

12.3.5 EPP Data or Address Write Cycle Timing Parameters
PARAMETER
Ax Valid to IOW Asserted
SD Valid to Asserted
Command Asserted to WAIT Deasserted
IOCHRDY Deasserted to IOW Deasserted
PBDIR Low to WRITE Asserted
PD Invalid to Command Asserted
Command Asserted to WAIT Deasserted
Time out
Command Deasserted to WAIT Asserted
invalid
IOW Deasserted to Ax Invalid
IOW Deasserted to IOW or IOR Asserted
IOW Asserted to WAIT Asserted
IOW Asserted to PD Valid
IOW to Command Asserted
IOW Deasserted to WRITE Deasserted and PD
WAIT Deasserted to IOCHRDY Deasserted
WAIT Asserted to Command Asserted
WAIT Asserted to WRITE Asserted
WAIT Asserted to WRITE Change
WAIT Asserted to PD Invalid
WAIT Asserted to Command Asserted
WAIT Deasserted to Command Deasserted
169-
SYM.
t10
t11
t12
t13
t14
t15
t16
t17
t18
t19
t20
t21
t22
t1
t2
t3
t4
t5
t6
t7
t8
t9
Publication Release Date: April 1998
MIN.
40
10
10
10
40
60
60
60
10
60
60
10
0
0
0
0
0
0
5
0
0
0
W83977ATF
MAX.
PRELIMINARY
160
185
185
210
190
24
70
50
35
10
12
Revision 0.52
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
S
S