EDI8L32512C
White Electronic Designs
AC CHARACTERISTICS READ CYCLE
Symbol
JEDEC
12ns*
15ns
Min Max Min
17ns
Max
20ns
Units
Parameter
Alt.
tRC
tAA
tACS
tCLZ
tCHZ
tOH
tOE
tOLZ
tOHZ
Min
Max
Min
20
Max
Read Cycle Time
Address Access Time
Chip Enable Access
Chip Enable to Output in Low Z (1%
Chip Disable to Output in High Z (1%
Output Hold from Address Change
Output Enable to Output Valid
Output Enable to Output in Low Z (1%
Output Disable to Output in High Z (1%
tAVAV
tAVQV
tELQV
tELQX
tEHQZ
tAVQX
tGLQV
tGLQX
tGHQZ
12
15
17
ns
ns
ns
ns
ns
ns
ns
ns
ns
12
12
15
15
17
17
20
20
3
3
0
3
3
0
3
3
0
3
3
0
6
6
6
7
7
7
9
9
9
9
9
9
*Advanced Information
Note: 1. Parameter guaranteed, but not tested.
FIG. 4
READ CYCLE 1 - W# HIGH, G#, E# LOW
tAVAV
A
ADDRESS 1
tAVQV
ADDRESS 2
tAVQX
Q
DATA 2
DATA 1
FIG. 5
READ CYCLE 2 - W# HIGH
tAVAV
A
tAVQV
E#
tELQV
tEHQZ
tELQX
G#
Q
t
GLQV
GLQX
t
GHQZ
t
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
August 2000
Rev. 7
3
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
