X20C04 Datasheet, PDF (5/15 Pages) Xicor Inc. – Nonvolatile Static RAM

X20C04
ENDURANCE AND DATA RETENTION
Parameter
Endurance
Store Cycles
Data Retention
Min.
100,000
1,000,000
100
MODE SELECTION
CE WE NE OE
H
X
X
X
L
H
H
L
L
L
H
H
L
L
H
H
L
H
L
L
L
L
L
H
L
H
H
H
L
L
L
L
L
H
L
H
Mode
Not Selected
Read RAM
Write “1” RAM
Write “0” RAM
Array Recall
Nonvolatile Storing
Output Disabled
Not Allowed
No Operation
Units
Data Changes Per Bit
Store Cycles
Years
3825 PGM T07.1
I/O
Output High Z
Output Data
Input Data High
Input Data Low
Output High Z
Output High Z
Output High Z
Output High Z
Output High Z
Power
Standby
Active
Active
Active
Active
Active
Active
Active
Active
3825 PGM T09.1
EQUIVALENT A.C. LOAD CIRCUIT
5V
1.92KΩ
OUTPUT
A.C. CONDITIONS OF TEST
Input Pulse Levels
Input Rise and
Fall Times
Input and Output
Timing Levels
0V to 3V
10ns
1.5V
3825 PGM T08.2
1.37KΩ
100pF
3825 FHD F04.1
5