X20C17
A.C. CHARACTERISTICS
(Over the recommended operating conditions unless otherwise specified)
Read Cycle Limits
X20C17-35
-40 to +85°C
Symbol
t
RC
t
CE
t
AA
t
OE
t
LZ
(3)
t
OLZ
(3)
t
HZ
(3)
t
OHZ
(3)
t
OH
X20C17-45
Min.
45
X20C17-55
Min.
55
Parameter
Read Cycle Time
Chip Enable Access Time
Address Access Time
Output Enable Access Time
Chip Enable to Output in Low Z
Output Enable to Output in Low Z
Chip Disable to Output in High Z
Output Disable to Output in High Z
Output Hold From Address Change
Min.
35
Max.
35
35
20
Max.
45
45
25
Max.
55
55
30
Units
ns
ns
ns
ns
ns
ns
0
0
0
0
0
15
15
0
0
0
0
0
20
20
0
0
0
0
0
25
25
ns
ns
ns
Read Cycle
t
RC
Address
t
CE
CE
t
OE
OE
WE
t
OLZ
t
LZ
Data I/O
Data Valid
t
OHZ
t
OH
t
HZ
Data Valid
t
AA
Notes:
(3) t
LZ
min., t
HZ
, t
OLZ
min., and t
OHZ
are periodically sampled and not 100% tested. t
HZ
max. and t
OHZ
max. are measured, with C
L
= 5pF,
from the point when CE or OE return high (whichever occurs first) to the time when the outputs are no longer driven.
Characteristics subject to change without notice.
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XICOR [ XICOR INC. ]
