X20C16
A.C. CHARACTERISTICS
(Over the recommended operating conditions unless otherwise specified)
Read Cycle Limits
X20C16-35
–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
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
35
35
20
0
0
0
0
0
0
0
0
0
0
Max.
X20C16-45
Min.
45
45
45
25
0
0
0
0
0
Max.
X20C16-55
Min.
55
55
55
30
Max.
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
3826 PGM T10
15
15
20
20
25
25
Read Cycle
tRC
ADDRESS
tCE
CE
tOE
OE
WE
tOLZ
tLZ
DATA I/O
DATA VALID
tAA
3826 FHD F05
tOHZ
tOH
tHZ
DATA VALID
Note:
(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 outptus are no longer driven.
6
XICOR [ XICOR INC. ]
