w83977atf Winbond Electronics Corp America, w83977atf Datasheet - Page 110

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

12.3 AC Characteristics
12.3.1 FDC: Data rate = 1 MB, 500 KB, 300 KB, 250 KB/sec.
PARAMETER
SA9-SA0, AEN, DACK ,
CS, setup time to IOR ¡õ
SA9-SA0, AEN, DACK ,
hold time for IOR ¡ô
IOR width
Data access time from
IOR ¡õ
Data hold from IOR ¡õ
SD to from IOR ¡ô
IRQ delay from IOR ¡ô
SA9-SA0, AEN, DACK ,
setup time to IOW ¡õ
SA9-SA0, AEN, DACK ,
hold time for IOW ¡ô
IOW width
Data setup time to IOW ¡ô
Data hold time from
IOW ¡ô
IRQ delay from IOW ¡ô
DRQ cycle time
DRQ delay time DACK ¡õ
DRQ to DACK delay
DACK width
IOR delay from DRQ
IOW delay from DRQ
SYM.
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
MCY
WW
MW
AW
WA
DW
WD
AM
MA
MR
AR
AR
RR
DH
FD
DF
WI
AA
RI
TEST
CONDITIONS
CL = 100 pf
CL = 100 pf
CL = 100 pf
165-
MIN.
260/430
/510
25
80
10
10
25
60
60
27
0
0
0
0
0
0
Publication Release Date: April 1998
TYP.
(NOTE 1)
W83977ATF
PRELIMINARY
MAX.
360/570
360/570
/675
/675
80
50
50
Revision 0.52
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
S