參數(shù)資料
型號(hào): W24256A
廠商: WINBOND ELECTRONICS CORP
英文描述: 32K×8bit High-Speed CMOS Static RAM(32K×8位高速CMOS靜態(tài)RAM)
中文描述: 32K的× 8位高速CMOS靜態(tài)RAM(32K的× 8位高速的CMOS靜態(tài)RAM)的
文件頁(yè)數(shù): 4/10頁(yè)
文件大?。?/td> 152K
代理商: W24256A
Preliminary W24256A
- 4 -
AC CHARACTERISTICS
(V
DD
= 5V
±
10%, V
SS
= 0V, T
A
= 0 to 70
°
C)
Read Cycle
PARAMETER
SYM.
W24256A-15
W24256A-35
UNIT
MIN.
MAX.
MIN.
MAX.
Read Cycle Time
T
RC
15
-
35
-
nS
Address Access Time
T
AA
-
15
-
35
nS
Chip Select Access Time
T
ACS
-
15
-
35
nS
Output Enable to Output Valid
T
AOE
T
CLZ
T
OLZ
T
CHZ
-
7
-
12
nS
Chip Selection to Output in Low Z
3
-
3
-
nS
Output Enable to Output in Low Z
0
-
0
-
nS
Chip Deselection to Output in High
Z
-
4
-
7
nS
Output Disable to Output in High Z
T
OHZ
-
4
-
7
nS
Output Hold from Address Change
T
OH
3
-
3
-
nS
These parameters are sampled but not 100% tested.
Write Cycle
PARAMETER
SYM.
W24256A-15
W24256A-35
UNIT
MIN.
MAX.
MIN.
MAX.
Write Cycle Time
T
WC
15
-
35
-
nS
Chip Selection to End of Write
T
CW
12
-
20
-
nS
Address Valid to End of Write
T
AW
12
-
20
-
nS
Address Setup Time
T
AS
0
-
0
-
nS
Write Pulse Width
T
WP
11
-
15
-
nS
Write Recovery Time
CS
,
WE
T
WR
1.5
-
1.5
-
nS
Data Valid to End of Write
T
DW
8
-
10
-
nS
Data Hold from End of Write
T
DH
T
WHZ
T
OHZ
0
-
0
-
nS
Write to Output in High Z
-
5
-
5
nS
Output Disable to Output in High Z
-
5
-
5
nS
Output Active from End of Write
T
OW
3
-
3
-
nS
These parameters are sampled but not 100% tested.
相關(guān)PDF資料
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W24256 32K X 8 CMOS STATIC RAM
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