參數(shù)資料
型號: MSM5416272
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: 262,144-Word ×16-Bit Multiport DRAM(256k字×16位多端口動態(tài)RAM)
中文描述: 262,144字× 16位多端口內(nèi)存(256k字× 16位多端口動態(tài)RAM)的
文件頁數(shù): 6/37頁
文件大?。?/td> 366K
代理商: MSM5416272
Semiconductor
MSM5416272
6/37
AC Characteristics (1/3)
Parameter
Symbol
Note
Unit
t
RC
t
RWC
t
PRWC
t
RAC
t
AA
t
CAC
t
CPA
t
OFF
t
T
t
RP
t
RAS
t
RASP
t
RSH
t
CSH
t
CAS
t
RCD
t
RAD
t
RAL
t
CRP
t
CP
Max.
Min.
124
170
Max.
Min.
104
140
Max.
Min.
84
135
-70
-60
-50
50
t
PC
t
ASR
t
RAH
t
ASC
t
CAH
t
AR
t
RCS
t
RCH
t
RRH
t
WCS
t
WCH
t
WCR
t
WP
t
RWL
t
CWL
Access Time from Column Address
Access Time from
CAS
Access Time from
CAS
Precharge
Output Buffer Turn-off Delay
Transition Time (Rise and Fall)
Column Address Hold Time referenced to
RAS
Read Command Set-up Time
Column Address Set-up Time
Column Address Hold Time
Row Address Set-up Time
Row Address Hold Time
CAS
Pulse Width
RAS
to
CAS
Delay Time
RAS
to Column Address Delay Time
Column Address to
RAS
Lead Time
CAS
Precharge Time (Fast Page Mode)
CAS
to
RAS
Precharge Time
CAS
Hold Time
Write Command to
CAS
Lead Time
Fast Page Mode Cycle Time
Fast Page Mode Read Modify Write Cycle Time
Access Time from
RAS
RAS
Pulse Width (Fast Page Mode Only)
RAS
Hold Time
Random Read or Write Cycle Time
Read Modify Write Cycle
Read Command Hold Time
Read Command Hold Time referenced to
RAS
Write Command Set-up Time
Write Command Hold Time
RAS
Precharge Time
RAS
Pulse Width
Write Command to
RAS
Lead Time
Write Command Hold Time referenced to
RAS
Write Command Pulse Width
ns
ns
ns
ns
ns
ns
35
20
40
17
0
30
15
35
15
0
25
15
30
12
0
ns
ns
ns
35
10k
2
50
70
35
10k
2
40
60
35
10k
2
30
50
ns
ns
ns
100k
70
20
55
100k
60
15
45
100k
50
15
45
ns
ns
70
81
60
76
72
ns
ns
ns
ns
ns
ns
10k
50
35
15
15
12
35
10
10
10k
42
30
15
15
12
30
5
10
10k
35
25
15
15
12
25
5
6
14
14
ns
35
30
25
10
7
0
0
0
8
0
8
10
0
10
55
0
0
0
0
10
55
10
15
15
10
0
10
50
0
0
0
0
10
50
10
15
15
40
0
0
0
0
8
40
8
12
12
11
11
13
8, 14
8, 15
8, 15
8, 14
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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PDF描述
MSM5416273 262,144-Word ×16-Bit Multiport DRAM(256k字×16位多端口動態(tài)RAM)
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參數(shù)描述
MSM5416273-50G3-K 制造商:ROHM Semiconductor 功能描述:DUE TO FLOOD DAMAGE TO TESTERS
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