X20C04
Write Cycle Limits
X20C04-15 X20C04-20 X20C04-25
X20C04
Symbol
Parameter
Min. Max. Min. Max. Min. Max. Min. Max. Units
t
t
t
t
t
t
t
t
t
t
Write Cycle Time
150
150
0
200
200
0
250
250
0
300
300
0
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
WC
CW
AS
Chip Enable to End of Write Input
Address Setup Time
Write Pulse Width
100
0
120
0
150
0
200
0
WP
WR
DW
DH
Write Recovery Time
Data Setup to End of Write
Data Hold Time
100
0
120
0
150
0
200
0
(4)
Write Enable to Output in High Z
Output Active from End of Write
Output Enable to Output in High Z
80
80
100
100
100
100
100
100
WZ
(4)
5
5
5
5
OW
(4)
OZ
3825 PGM T11
WE Controlled Write Cycle
t
WC
ADDRESS
OE
t
CW
CE
WE
t
t
t
WR
AS
t
WP
t
OZ
OW
DATA OUT
DATA IN
t
t
DH
DW
DATA VALID
3825 FHD F06
Note: (4) t , t
, and t
are periodically sampled and not 100% tested.
OZ
WZ OW
7
XICOR [ XICOR INC. ]
