X2816C
A.C. CHARACTERISTICS
(Over recommended operating conditions unless otherwise specified.)
Read Cycle Limits
Symbol
t
RC
t
CE
t
AA
t
OE
t
LZ(4)
t
OLZ(4)
t
HZ(4)
t
OHZ(4)
t
OH
Parameter
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
X2816C-90
Min. Max.
90
90
90
60
0
0
50
50
0
0
0
0
60
60
0
X2816C-12
Min. Max.
120
120
120
60
0
0
60
60
0
X2816C-15
Min. Max.
150
150
150
80
0
0
60
60
X2816C-20
Min. Max.
200
200
200
100
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
3852 PGM T10.1
Read Cycle
tRC
ADDRESS
tCE
CE
tOE
OE
VIH
WE
tOLZ
tLZ
DATA I/O
HIGH Z
DATA VALID
tAA
tOH
tHZ
DATA VALID
tOHZ
3852 FHD F04
Notes:
(4) t
LZ
min., t
HZ
, t
OLZ
, and t
OHZ
are periodically sampled and not 100% tested. t
HZ
max. and t
OHZ
max. are measured from the
point when
CE
or
OE
return HIGH (whichever occurs first) to the time when the outputs are no longer driven.
7
XICOR [ XICOR INC. ]
