X20C04D-15 XICOR [Xicor Inc.], X20C04D-15 Datasheet - Page 7

• Manufacturer Part Number: X20C04D-15
• Description: Nonvolatile Static RAM
• Manufacturer: XICOR [Xicor Inc.]

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