參數(shù)資料
型號(hào): WED8L24513V15BC
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類: SRAM
英文描述: 512K X 24 STANDARD SRAM, 15 ns, PBGA119
封裝: 14 X 22 MM, MO-163, BGA-119
文件頁數(shù): 3/6頁
文件大?。?/td> 247K
代理商: WED8L24513V15BC
3
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
WED8L24513V
Aug, 2002
Rev. 0A
White Electronic Designs Corp. reserves the right to change products or specications without notice.
AC CHARACTERISTICS READ CYCLE
Parameter
Symbol
10ns
12ns
15ns
Units
JEDEC
Alt.
Min
Max
Min
Max
Min
Max
Read Cycle Time
tAVAV
tRC
10
12
15
ns
Address Access Time
tAVQV
tAA
10
12
15
ns
Chip Enable Access Time
tELQV
tACS
10
12
15
ns
Chip Enable to Output in Low Z (1)
tELQX
tCLZ
33
3
ns
Chip Disable to Output in High Z (1)
tEHQZ
tCHZ
56
7
ns
Output Hold from Address Change
tAVQX
tOH
33
3
ns
Output Enable to Output Valid
tGLQV
tOE
56
7
ns
Output Enable to Output in Low Z (1)
tGLQX
tOLZ
00
0
ns
Output Disable to Output in High Z(1)
tGHQZ
tOHZ
56
7
ns
FIG. 3 READ CYCLE 1 - W# HIGH, G#, E# LOW
FIG. 4 READ CYCLE 2 - W# HIGH
A
Q
t
AVQV
t
ELQV
t
GLQV
t
ELQX
t
GLQX
t
AVAV
t
EHQZ
t
GHQZ
G#
E#
NOTE 1: Parameter is guaranteed, but not tested.
A
Q
t
AVQX
t
AVQV
t
AVAV
DATA 2
ADDRESS 1
ADDRESS 2
DATA 1
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