X28HC256D-90 INTERSIL [Intersil Corporation], X28HC256D-90 Datasheet - Page 11

• Manufacturer Part Number: X28HC256D-90
• Description: 5V, Byte Alterable EEPROM
• Manufacturer: INTERSIL [Intersil Corporation]

Capacitance
Endurance and Data Retention
AC Conditions of Test
Mode Selection
Equivalent AC Load Circuit
Input pulse levels
Input rise and fall times
Input and output timing levels
Endurance
Data retention
CE
H
X
X
L
L
C
C
SYMBOL
I/O
IN
(Note 9)
(Note 9)
OE
H
L
X
L
X
OUTPUT
WE
H
H
L
X
X
1.37kΩ
T A = +25°C, f = 1MHz, V
Input/output capacitance
Input capacitance
PARAMETER
Standby and write
Write inhibit
Write inhibit
MODE
5V
inhibit
Read
Write
11
1.92kΩ
High Z
0V to 3V
5ns
1.5V
D
TEST
D
CC
I/O
30pF
—
—
OUT
IN
= 5V.
POWER
standby
active
active
—
—
X28HC256
1,000,000
MIN
100
Symbol Table
V
V
I/O
IN
WAVEFORM
CONDITIONS
= 0V
= 0V
INPUTS
Must be
steady
May change
from LOW
to HIGH
May change
from HIGH
to LOW
Don’t Care:
Changes
Allowed
N/A
MAX
MAX
10
6
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
Cycles
Years
UNIT
UNIT
pF
pF
May 7, 2007
FN8108.2