X20C04 Datasheet, PDF (9/15 Pages) Xicor Inc. – Nonvolatile Static RAM

X20C04
STORE CYCLE LIMITS
Symbol
t_STC
t_SP
t_NHZ
t_OEST
t_SOE
t_NS
Parameter
Store Cycle Time
Store Pulse Width
Nonvolatile Enable to
Output in High Z
Output Enable From
End of Store
OE Disable to Store
Function
NE Setup Time from WE
Store Timing
X20C04-15
Min. Max.
5
100
80
X20C04-20 X20C04-25
Min. Max. Min. Max.
5
5
120
150
100
100
X20C04
Min. Max.
5
200
100
Units
ms
ns
ns
10
10
10
10
ns
20
20
20
20
ns
0
0
0
0
ns
3825 PGM T09
tSTC
tSP
NE
tSOE
tOEST
OE
WE
CE
DATA I/O
VCC
tNS
tNHZ
VCC MIN (5)
Note: (5) X20C04 V_CC min. = 4.5V
The Store Pulse Width (t_SP) is a minimum time that NE, WE and CE must be LOW simultaneously.
3825 FHD F15.1
9