x28ht512 Intersil Corporation, x28ht512 Datasheet - Page 6

• Manufacturer Part Number: x28ht512
• Description: High Temperature, 5 Volt, Byte Alterable E2prom
• Manufacturer: Intersil Corporation

X28HT512
A.C. CHARACTERISTICS (Over the recommended operating conditions, unless otherwise specified.)
Read Cycle Limits
Read Cycle
Notes: (3) t
ADDRESS
Symbol
DATA I/O
t
t
t
t
t
t
t
t
t
RC
CE
AA
OE
LZ (3)
OLZ
HZ (3)
OHZ (3)
OH
(3)
WE
OE
CE
C
LZ
L
= 5pF from the point when CE or OE return HIGH (whichever occurs first) to the time when the outputs are no longer driven.
min., t
Read Cycle Time
Chip Enable Access Time
Address Access Time
Output Enable Access Time
CE LOW to Active Output
OE LOW to Active Output
CE HIGH to High Z Output
OE HIGH to High Z Output
Output Hold from Address Change
V IH
HIGH Z
HZ
, t
OLZ
Parameter
min., and tOHZ are periodically sampled and not 100% tested. t
t LZ
t OLZ
t CE
t OE
t RC
DATA VALID
6
t OH
t AA
X28HT512-20 X28HT512-25
Min.
200
HZ
0
0
0
max. and t
Max.
200
200
80
80
80
OHZ
DATA VALID
Min.
max. are measured, with
250
0
0
0
t HZ
Max.
250
250
80
80
80
6614 FHD F05
6614 PGM T09.1
t OHZ
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns