參數(shù)資料
型號: MB81V17800A-70
廠商: Fujitsu Limited
英文描述: CMOS 2 M ×8 BIT Fast Page Mode DRAM(CMOS 2 M ×8 位快速頁面存取模式動(dòng)態(tài)RAM)
中文描述: 的CMOS 2米× 8位快速頁面模式的DRAM的CMOS(2米× 8位快速頁面存取模式動(dòng)態(tài)內(nèi)存)
文件頁數(shù): 7/25頁
文件大?。?/td> 520K
代理商: MB81V17800A-70
7
MB81V17800A-60/60L/-70/70L
I
AC CHARACTERISTICS
(At recommended operating conditions unless otherwise noted.) Notes 3, 4, 5
No.
Parameter
Notes
Symbol
MB81V17800A-60/60L
Min.
110
150
3
0
MB81V17800A-70/70L
Min.
130
174
3
0
Unit
Max.
32.8
128
60
15
30
Max.
32.8
128
70
17
35
1
Time Between Refresh
Std power
Low power
t
REF
ms
2
3
4
5
6
7
8
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
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
Read Command Hold Time
Referenced to CAS
Write Command Set Up Time
Write Command Hold Time
t
RC
t
RWC
t
RAC
t
CAC
t
AA
t
OH
t
ON
ns
ns
ns
ns
ns
ns
ns
*6,9
*7,9
*8,9
9
*10
t
OFF
15
17
ns
10
11
12
13
14
15
16
17
18
19
20
21
22
23
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
40
60
15
5
20
15
60
10
0
10
0
15
35
50
3
50
70
17
5
20
17
70
10
0
10
0
15
35
50
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
100000
45
100000
53
*11,12
*19
24
*13
t
RAD
15
30
15
35
ns
25
26
27
t
RAL
t
CAL
t
RCS
30
30
0
35
35
0
ns
ns
ns
28
*14
t
RRH
0
0
ns
29
*14
t
RCH
0
0
ns
30
31
*15,20
t
WCS
t
WCH
0
15
0
15
ns
ns
相關(guān)PDF資料
PDF描述
MB81V17800A-70L CMOS 2 M ×8 BIT Fast Page Mode DRAM(CMOS 2 M ×8 位快速頁面存取模式動(dòng)態(tài)RAM)
MB81V17805A-60 CMOS 2M ×8 BIT Hyper Page Mode Dynamic RAM(CMOS 2M ×8 位超級頁面存取模式動(dòng)態(tài)RAM)
MB81V17805A-60L CMOS 2M ×8 BIT Hyper Page Mode Dynamic RAM(CMOS 2M ×8 位超級頁面存取模式動(dòng)態(tài)RAM)
MB81V17805A-70 CMOS 2M ×8 BIT Hyper Page Mode Dynamic RAM(CMOS 2M ×8 位超級頁面存取模式動(dòng)態(tài)RAM)
MB81V17805A-70L CMOS 2M ×8 BIT Hyper Page Mode Dynamic RAM(CMOS 2M ×8 位超級頁面存取模式動(dòng)態(tài)RAM)
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