X28C512/X28C513
POWER-UP TIMING
Symbol
Parameter
Max.
Units
(2)
t
t
Power-up to Read Operation
Power-up to Write Operation
100
5
µs
PUR
(2)
ms
PUW
3856 PGM T05
CAPACITANCE T = +25°C, f = 1MHz, V = 5V
A
CC
Symbol
Parameter
Max.
Units
Test Conditions
(2)
C
C
Input/Output Capacitance
Input Capacitance
10
10
pF
pF
V
V
= 0V
= 0V
I/O
I/O
(2)
IN
IN
3856 PGM T06.1
ENDURANCE AND DATA RETENTION
Parameter
Min.
Max.
Units
Endurance
Endurance
10,000
100,000
100
Cycles Per Byte
Cycles Per Page
Years
Data Retention
3856 PGM T07.1
A.C. CONDITIONS OF TEST
MODE SELECTION
Input Pulse Levels
0V to 3V
CE
L
OE
L
WE
H
Mode
Read
Write
I/O
Power
D
Active
OUT
IN
Input Rise and
Fall Times
L
H
L
D
Active
10ns
1.5V
H
X
X
Standby and
Write Inhibit
High Z
Standby
Input and Output
Timing Levels
3856 PGM T07.1
X
X
L
X
H
Write Inhibit
Write Inhibit
—
—
—
X
—
3856 PGM T08
EQUIVALENT A.C. LOAD CIRCUIT
SYMBOL TABLE
WAVEFORM
INPUTS
OUTPUTS
5V
Must be
steady
Will be
steady
1.92KΩ
May change
from LOW
to HIGH
Will change
from LOW
to HIGH
OUTPUT
May change
from HIGH
to LOW
Will change
from HIGH
to LOW
100pF
1.37KΩ
Don’t Care:
Changes
Allowed
Changing:
State Not
Known
3856 FHD F15.3
N/A
Center Line
is High
Impedance
Note: (2) This parameter is periodically sampled and not 100%
tested.
11
XICOR [ XICOR INC. ]
