參數(shù)資料
型號(hào): MB8116400B-50
廠商: Fujitsu Limited
英文描述: 4 M ×4 BITS Fast Page Mode Dynamic RAM(CMOS 4 M ×4 位快速頁(yè)面存取模式RAM)
中文描述: 4米× 4位快速頁(yè)面模式動(dòng)態(tài)RAM(的CMOS 4米× 4位快速頁(yè)面存取模式的RAM)
文件頁(yè)數(shù): 9/27頁(yè)
文件大?。?/td> 517K
代理商: MB8116400B-50
9
MB8116400B-50/-60
I
AC CHARACTERISTICS
(At recommended operating conditions unless otherwise noted.)
Notes 3, 4, 5
MB8116400B-60
Min.
110
150
3
0
(Continued)
No.
Parameter
Notes
Symbol
MB8116400B-50
Min.
90
126
3
0
Unit
Max.
65.6
50
15
25
Max.
65.6
60
15
30
1
2
3
4
5
6
7
8
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 Buffer Turn On Delay Time
Output Buffer Turn off Delay
Time
10 Transition Time
11 RAS Precharge Time
12 RAS Pulse Width
13 RAS Hold Time
14 CAS to RAS Precharge Time
15 RAS to CAS Delay Time
16 CAS Pulse Width
17 CAS Hold Time
18 CAS Precharge Time (Normal)
19 Row Address Set Up Time
20 Row Address Hold Time
21 Column Address Set Up Time
22 Column Address Hold Time
23 Column Address Hold Time from RAS
RAS to Column Address Delay
Time
25 Column Address to RAS Lead Time
26 Column Address to CAS Lead Time
27 Read Command and Set Up Time
Read Command Hold Time
Referenced to RAS
Read Command Hold Time
Referenced to CAS
30 Write Command Set Up Time
31 Write Command Hold Time
32 Write Hold Time from RAS
t
REF
t
RC
t
RWC
t
RAC
t
CAC
t
AA
t
OH
t
ON
ms
ns
ns
ns
ns
ns
ns
ns
*6,9
*7,9
*8,9
9
*10
t
OFF
13
15
ns
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
t
AR
3
30
50
15
5
17
15
50
7
0
7
0
7
24
50
3
40
60
15
5
20
15
60
10
0
10
0
10
30
50
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
100000
35
100000
45
*11,12
*19
24
*13
t
RAD
12
25
15
30
ns
t
RAL
t
CAL
t
RCS
25
25
0
30
30
0
ns
ns
ns
28
*14
t
RRH
0
0
ns
29
*14
t
RCH
0
0
ns
*15
t
WCS
t
WCH
t
WCR
0
7
24
0
ns
ns
ns
10
30
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