256-Mbit J3 (x8/x16)
7.0
7.1
Table 8.
AC Characteristics
Read Operations
Read Operations (Sheet 1 of 2)
V
CC
= 2.7 V鈥?.6 V
(3)
V
CCQ
= 2.7 V鈥?.6 V
(3)
Notes
Speed
Bin
-110
Min
110
115
120
120
125
110
115
120
120
125
110
115
120
120
125
50
32 Mbit
150
180
180
210
210
0
0
35
15
0
0
35
15
0
0
35
15
0
0
35
15
0
0
35
15
1,2,5
1,2,5
1,2,5
1,2,5
210
50
50
50
50
150
150
150
Max
-115
Min
Max
Min
-120
Max
-125
Min
Max
-150
Min
Max
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2,4
1,2
1,2
1,2
Asynchronous
Specifications
(All units in ns unless
otherwise noted)
#
Sym
Parameter
Density
32 Mbit
R1
t
AVAV
Read/Write
Cycle Time
64 Mbit
128 Mbit
256 Mbit
32 Mbit
R2
t
AVQV
Address to
Output Delay
64 Mbit
128 Mbit
256 Mbit
32 Mbit
R3
t
ELQV
CE
X
to Output
Delay
64 Mbit
128 Mbit
256 Mbit
R4
t
GLQV
OE# to Non-
Array Output
Delay
R5
t
PHQV
RP# High to
Output Delay
64 Mbit
128 Mbit
256 Mbit
R6
R7
R8
R9
t
ELQX
t
GLQX
t
EHQZ
t
GHQZ
t
OH
t
ELFL/
t
ELFH
CE
X
to Output in Low Z
OE# to Output in Low Z
CE
X
High to Output in High
Z
OE# High to Output in High
Z
Output Hold from Address,
CE
X
, or OE# Change,
Whichever Occurs First
CE
X
Low to BYTE# High or
Low
R10
0
0
0
0
0
1,2,5
R11
10
10
10
10
10
1,2,5
22
Datasheet