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参数资料
| 型号： | MSM514800E-70JS |
| 厂商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| 中文描述： | 524,288字× 8位动态随机存储器：快速页面模式型 |
| 文件页数： | 6/14页 |
| 文件大小： | 174K |
| 代理商： | MSM514800E-70JS |
Semiconductor
1
This Version: Dec.2000
MSM514800E/ESL
6/14
FEDD514800ESL-01
AC Characteristic (1/2)
(V
CC
= 5V ± 10%, Ta = 0°C to 70°C) Note1,2,3
MSM514800
E/ESL-60
MSM514800
E/ESL-70
Parameter
Symbol
Min.
Max.
Min.
Max.
Unit
Note
Random Read or Write Cycle Time
t
RC
t
RWC
t
PC
110
130
ns
Read Modify Write Cycle Time
155
185
ns
Fast Page Mode Cycle Time
40
45
ns
Fast Page Mode Read Modify Write Cycle
Time
t
PRWC
85
100
ns
Access Time from
RAS
t
RAC
t
CAC
t
AA
t
CPA
t
OEA
t
CLZ
60
70
ns
4,5,6
Access Time from
CAS
15
20
ns
4,5
Access Time from Column Address
30
35
ns
4,6
Access Time from
CAS
Precharge
35
40
ns
4
Access Time from
OE
15
20
ns
4
Output Low Impedance Time from
CAS
0
0
ns
4
CAS
to Data Output Buffer Turn-off Delay
Time
t
OFF
0
15
0
20
ns
7
OE
to Data Output Buffer Turn-off Delay
Time
t
OEZ
0
15
0
20
ns
7
Transition Time
t
T
3
50
3
50
ns
3
Refresh Period
t
REF
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
ASR
16
16
ms
Refresh Period
128
128
ms
11
RAS
Precharge Time
40
50
ns
RAS
Pulse Width
60
10,000
70
10,000
ns
RAS
Pulse Width (Fast Page Mode)
60
100,000
70
100,000
ns
RAS
Hold Time
15
20
ns
RAS
Hold Time referenced to
OE
15
20
ns
CAS
Precharge Time (Fast Page Mode)
10
10
ns
CAS
Pulse Width
15
10,000
20
10,000
ns
CAS
Hold Time
60
70
ns
CAS
to
RAS
Precharge Time
5
5
ns
RAS
Hold Time from
CAS
Precharge
35
40
ns
RAS
to
CAS
Delay Time
20
45
20
50
ns
5
RAS
to Column Address Delay Time
15
30
15
35
ns
6
Row Address Set-up Time
0
0
ns
Row Address Hold Time
10
0
ns
相关PDF资料 |
PDF描述 |
|---|---|
| MSM514800E | 524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514800E-60JS | 524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514800ESL-60JS | 524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514800ESL-70JS | 524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514900CSL | 512K×9 Dynamic RAM(512K×9动态RAM) |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MSM514800ESL-60JS | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514800ESL-70JS | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:524,288-Word x 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514900C | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:524,288-Word x 9-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514900CSL | 制造商:OKI 制造商全称:OKI electronic componets 功能描述:524,288-Word x 9-Bit DYNAMIC RAM : FAST PAGE MODE TYPE |
| MSM514900SL70JS | 制造商:OKI 功能描述:*NEW* |
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