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参数资料
| 型号： | MSM514400D-70ZS |
| 厂商： | OKI ELECTRIC INDUSTRY CO LTD |
| 元件分类： | DRAM |
| 英文描述： | 1M X 4 FAST PAGE DRAM, 70 ns, PZIP20 |
| 封装： | 0.400 INCH, 1.27 MM PITCH, PLASTIC, ZIP-20 |
| 文件页数： | 6/8页 |
| 文件大小： | 96K |
| 代理商： | MSM514400D-70ZS |
132
MSM514400D/DL
Semiconductor
4M
AC Characteristics (1/2)
Parameter
Random Read or Write Cycle Time
(VCC = 5 V ±10%, Ta = 0°C to 70°C) Note 1, 2, 3, 11, 12
MSM514400
D/DL-60
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
OE
Output Low Impedance Time from
CAS
Transition Time
Refresh Period
Refresh Period (L-version)
RAS Precharge Time
RAS Pulse Width (Fast Page Mode)
RAS Hold Time
CAS Precharge Time (Fast Page Mode)
CAS Pulse Width
RAS Pulse Width
CAS Hold Time
CAS to RAS Precharge Time
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
Access Time from
CAS Precharge
OE to Data Output Buffer Turn-off Delay Time
RAS Hold Time referenced to OE
Note
4, 5, 6
4, 5
4, 6
4
7
3
5
6
4
7
4
RAS Hold Time from CAS Precharge
CAS to Data Output Buffer Turn-off Delay Time
Symbol
tRC
tRWC
tPC
tPRWC
tRAC
tCAC
tAA
tOEA
tCLZ
tOFF
tT
tREF
tRP
tRAS
tRASP
tRSH
tCP
tCAS
tCSH
tCRP
tRCD
tRAD
tASR
tRAH
tASC
tCAH
tAR
tRAL
tCPA
tOEZ
tROH
tRHCP
Min.
110
150
40
80
—
0
3
—
40
60
15
10
15
60
5
20
15
0
10
0
15
50
30
—
0
15
35
Max.
—
60
15
30
15
—
15
50
16
128
—
10,000
100,000
—
10,000
—
45
30
—
35
15
—
Unit
ns
ms
ns
Min.
130
180
45
95
—
0
3
—
50
70
20
10
20
70
5
20
15
0
10
0
15
55
35
—
0
20
40
Max.
—
70
20
35
20
—
20
50
16
128
—
10,000
100,000
—
10,000
—
50
35
—
40
20
—
Max.
—
50
13
25
13
—
13
50
16
128
—
10,000
100,000
—
10,000
—
37
25
—
30
13
—
Min.
90
131
35
76
—
0
3
—
30
50
13
10
13
50
5
20
15
0
10
0
10
45
25
—
0
10
30
MSM514400
D/DL-70
MSM514400
D/DL-50
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MSM514400DL | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514400DL-50 | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514400DL-50SJ | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514400DL-50TS-K | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514400DL-50ZS | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:1,048,576-Word x 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
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