參數(shù)資料
型號: WED8L24258V15BC
元件分類: SRAM
英文描述: 256K X 24 STANDARD SRAM, 15 ns, PBGA119
封裝: BGA-119
文件頁數(shù): 4/5頁
文件大小: 113K
代理商: WED8L24258V15BC
4
White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com
WED8L24258V
March 2000 Rev. 0
NOTE 1: Parameter is guaranteed, but not tested.
AC CHARACTERISTICS WRITE CYCLE
FIG. 6
WRITE CYCLE 1 - W CONTROLLED
A
D
tAVWH
tELWH
tWHAX
tWLWH
tDVWH
tWLQZ
tWHQX
tAVWL
tWHDX
tAVAV
DATA VALID
HIGH Z
W
E
Q
Symbol
10ns
12ns
15ns
Parameter
JEDECAlt.
Min
Max
Min
Max
Min
Max
Units
Write Cycle Time
tAVAV
tWC
1012
15
ns
Chip Enable to End of Write
tELWH
tCW
89
9
ns
tELEH
tCW
89
9
ns
Address Setup Time
tAVWL
tAS
00
0
ns
tAVEL
tAS
00
0
ns
Address Valid to End of Write
tAVWH
tAW
89
10ns
tAVEH
tAW
89
10ns
Write Pulse Width
tWLWH
tWP
81011
ns
tWLEH
tWP
81011
ns
Write Recovery Time
tWHAX
tWR
00
0
ns
tEHAX
tWR
00
0
ns
Data Hold Time
tWHDX
tDH
00
0
ns
tEHDX
tDH
00
0
ns
Write to Output in High Z (1)
tWLQZ
tWHZ
050
60
7
ns
Data to Write Time
tDVWH
tDW
66
7
ns
tDVEH
tDW
66
7
ns
Output Active from End of Write (1)
tWHQX
tWLZ
33
3
ns
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