參數(shù)資料
型號(hào): MB81V18165B-50
廠商: Fujitsu Limited
英文描述: 1 M ×16 BIT Hyper Page Mode Dynamic RAM(CMOS 1 M ×16位超級(jí)頁(yè)面存取模式動(dòng)態(tài)RAM)
中文描述: 1米× 16位的超頁(yè)模式動(dòng)態(tài)RAM的CMOS(1米× 16位超級(jí)頁(yè)面存取模式動(dòng)態(tài)內(nèi)存)
文件頁(yè)數(shù): 8/29頁(yè)
文件大?。?/td> 583K
代理商: MB81V18165B-50
8
MB81V18165B-50/-60
I
AC CHARACTERISTICS
(At recommended operating conditions unless otherwise noted.) Notes 3, 4, 5
(Continued)
No.
Parameter
Notes
Symbol
MB81V18165B-50
Min.
84
114
3
3
0
MB81V18165B-60
Min.
104
138
3
3
0
Unit
Max.
16.4
50
13
25
13
Max.
16.4
60
15
30
15
1
2
3
4
5
6
7
8
9
10
Time Between Refresh
Random Read/Write Cycle Time
Read-Modify-Write Cycle Time
Access Time from RAS
Access Time from CAS
Column Address Access Time
Output Hold Time
Output Hold Time from CAS
Output Buffer Turn On Delay Time
Output Buffer Turn Off Delay Time
Output Buffer Turn Off Delay Time
from RAS
Output Buffer Turn Off Delay Time
from WE
Transition Time
RAS Precharge Time
RAS Pulse Width
RAS Hold Time
CAS to RAS Precharge Time
RAS to CAS Delay Time
CAS Pulse Width
CAS Hold Time
CAS Precharge Time (Normal)
Row Address Set Up Time
Row Address Hold Time
Column Address Set Up Time
Column Address Hold Time
Column Address Hold Time from
RAS
RAS to Column Address Delay
Time
Column Address to RAS Lead Time
Column Address to CAS Lead Time
Read Command Set Up Time
Read Command Hold Time
Referenced to RAS
t
REF
t
RC
t
RWC
t
RAC
t
CAC
t
AA
t
OH
t
OHC
t
ON
t
OFF
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
*6,9
*7,9
*8,9
*10
11
*10
t
OFR
13
15
ns
12
*10
t
WEZ
13
15
ns
13
14
15
16
17
18
19
20
21
22
23
24
25
t
T
t
RP
t
RAS
t
RSH
t
CRP
t
RCD
t
CAS
t
CSH
t
CPN
t
ASR
t
RAH
t
ASC
t
CAH
1
50
1
50
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
30
50
13
5
11
7
38
7
0
7
0
7
40
60
15
5
14
10
40
10
0
10
0
10
100000
37
100000
45
*21
*11,12,22
*19
26
t
AR
18
24
ns
27
*13
t
RAD
9
25
12
30
ns
28
29
30
t
RAL
t
CAL
t
RCS
25
18
0
30
23
0
ns
ns
ns
31
*14
t
RRH
0
0
ns
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