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參數(shù)資料
| 型號： | MSM51V4256A |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 262,144-Word ⅴ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| 中文描述： | 262,144字ⅴ4位動態(tài)隨機存儲器：快速頁面模式型 |
| 文件頁數(shù)： | 6/17頁 |
| 文件大?。?/td> | 253K |
| 代理商： | MSM51V4256A |
6/17
Semiconductor
MSM51V4256A
AC Characteristics (1/2)
Random Read or Write Cycle Time
Read Modify Write Cycle Time
Fast Page Mode Cycle Time
Fast Page Mode Read Modify Write
Cycle Time
Access Time from
RAS
Access Time from
CAS
Access Time from Column Address
Access Time from
CAS
Precharge
Access Time from
OE
Output Low Impedance Time from
CAS
CAS
to Data Output Buffer Turn-off Delay Time
Transition Time
Refresh Period
RAS
Precharge Time
RAS
Pulse Width
RAS
Pulse Width (Fast Page Mode)
RAS
Hold Time
RAS
Hold Time referenced to
OE
CAS
Precharge Time (Fast Page Mode)
CAS
Pulse Width
CAS
Hold Time
CAS
to
RAS
Precharge Time
RAS
Hold Time from
CAS
Precharge
RAS
to
CAS
Delay Time
RAS
to Column Address Delay Time
Row Address Set-up Time
Row Address Hold Time
Column Address Set-up Time
Column Address Hold Time
Column Address Hold Time from
RAS
Column Address to
RAS
Lead Time
OE
to Data Output Buffer Turn-off Delay Time
Parameter
(V
CC
= 3.3 V ±0.3 V, Ta = 0°C to 70°C) Note 1, 2, 3
t
RC
t
RWC
t
PC
t
PRWC
t
RAC
t
CAC
t
AA
t
CPA
t
OEA
t
CLZ
t
OFF
t
OEZ
t
T
t
REF
t
RP
t
RAS
t
RASP
t
RSH
t
ROH
t
CP
t
CAS
t
CSH
t
CRP
t
RHCP
t
RCD
t
RAD
t
ASR
t
RAH
t
ASC
t
CAH
t
AR
t
RAL
Symbol
Unit Note
MSM51V4256
A-70
Min.
130
195
50
MSM51V4256
A-80
Min.
150
215
55
MSM51V4256
A-10
Min.
190
265
60
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
4, 5, 6
4, 5
4, 6
4
4
4
7
7
3
5
6
105
—
—
—
—
—
0
0
0
3
—
50
70
70
25
10
10
25
70
5
45
20
15
0
10
0
15
55
35
Max.
—
—
—
—
70
25
40
45
25
—
20
20
50
8
—
10,000
100,000
—
—
—
10,000
—
—
—
45
30
—
—
—
—
—
—
110
—
—
—
—
—
0
0
0
3
—
60
80
80
25
10
10
25
80
5
50
20
15
0
10
0
15
60
40
Max.
—
—
—
—
80
25
45
50
25
—
20
20
50
8
—
10,000
100,000
—
—
—
10,000
—
—
—
55
35
—
—
—
—
—
—
125
—
—
—
—
—
0
0
0
3
—
80
100
100
30
20
10
30
100
5
55
25
20
0
15
0
20
75
50
Max.
—
—
—
—
100
30
50
55
30
—
25
25
50
8
—
10,000
100,000
—
—
—
10,000
—
—
—
70
50
—
—
—
—
—
—
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MSM51V4256A-10 | 262,144-Word ⅴ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM51V4256A-70 | 262,144-Word ⅴ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM51V4256A-80 | 262,144-Word ⅴ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM51V4400E | 1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM51V4400E-10 | 1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MSM51V4256A-10 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:262,144-Word ⅴ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM51V4256A-70 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:262,144-Word ⅴ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM51V4256A-80 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:262,144-Word ⅴ 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM51V4265E | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:262,144-Word 16-Bit DYNAMIC RAM : FAST PAGE MODE TYPE WITH EDO |
| MSM51V4400 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
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