X28HC256DI-12 INTERSIL [Intersil Corporation], X28HC256DI-12 Datasheet - Page 11

• Manufacturer Part Number: X28HC256DI-12
• Description: 5 Volt, Byte Alterable EEPROM
• Manufacturer: INTERSIL [Intersil Corporation]

CAPACITANCE T
ENDURANCE AND DATA RETENTION
A.C. CONDITIONS OF TEST
MODE SELECTION
EQUIVALENT A.C. LOAD CIRCUIT
Input pulse levels
Input rise and fall times
Input and output timing levels
CE
H
X
X
L
L
Symbol
C
C
I/O
IN
OE
H
X
X
L
L
(9)
(9)
OUTPUT
WE
H
H
X
X
L
A
1.37kΩ
Data retention
= +25°C, f = 1MHz, V
Parameter
Endurance
Standby and
Write inhibit
Write inhibit
write inhibit
Mode
Read
Write
5V
11
1.92kΩ
Input/output capacitance
Input capacitance
High Z
D
Test
D
I/O
0V to 3V
5ns
1.5V
OUT
—
—
30pF
IN
CC
= 5V
standby
Power
active
active
—
—
X28HC256
1,000,000
Min.
100
SYMBOL TABLE
WAVEFORM
Max.
10
6
INPUTS
Must be
steady
May change
from LOW
to HIGH
May change
from HIGH
to LOW
Don’t Care:
Changes
Allowed
N/A
Max.
Unit
pF
pF
OUTPUTS
Will be
steady
Will change
from LOW
to HIGH
Will change
from HIGH
to LOW
Changing:
State Not
Known
Center Line
is High
Impedance
Conditions
Cycles
Years
V
V
Unit
I/O
IN
= 0V
= 0V
May 17, 2006
FN8108.1