MSM54V16272 데이터 시트보기 (PDF) - Oki Electric Industry
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MSM54V16272 Datasheet PDF : 39 Pages
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¡ Semiconductor
AC Characteristics (3/3)
Parameter
TRG to RAS Precharge Time
TRG Precharge Time
RAS to First SC Delay Time (Read Transfer)
Column Address to First SC Delay Time
CAS to First SC Delay Time (Read Transfer)
Last SC to TRG Lead Time
TRG to First SC Delay Time (Read Transfer)
Last SC to RAS Set-up Time (Serial Input)
Serial Output Buffer Turn-off Delay from RAS
SC Cycle Time
SC Pulse Width (SC High Time)
SC Precharge Time (SC Low Time)
Access Time from SC
Serial Output Hold Time from SC
Access Time from SE
SE Pulse Width
SE Precharge Time
Serial Output Buffer Turn-off Delay from SE
Split Transfer Set-up Time
Split Transfer Hold Time
SC-QSF Delay Time
TRG-QSF Delay Time
CAS-QSF Delay Time
RAS-QSF Delay Time
RAS to Serial Input Delay Time
Serial Input Set-up Time
Serial Input Hold Time
Serial Input to SE Delay Time
Serial Input to First SC Delay Time
Serial Write Enable Set-up Time
Serial Write Enable Hold Time
Serial Write Disable Set-up Time
Serial Write Disable Hold Time
MSM54V16272
Symbol
tTRP
tTP
tRSD
tASD
tCSD
tTSL
tTSD
tSRS
tSDZ
tSCC
tSC
tSCP
tSCA
tSOH
tSEA
tSE
tSEP
tSEZ
tSTS
tSTH
tSQD
tTQD
tCQD
tRQD
tSDD
tSDS
tSDH
tSZE
tSZS
tSWS
tSWH
tSWIS
tSWIH
-60
Min. Max.
40
—
20
—
60
—
30
—
20
—
5
—
10
—
20
—
10
30
18
—
5
—
5
—
—
15
3
—
—
15
10
—
10
—
0
15
20
—
20
—
—
20
—
20
—
30
—
70
30
—
0
—
10
—
0
—
0
—
0
—
10
—
0
—
10
—
-70
Min. Max.
50
—
20
—
70
—
35
—
20
—
5
—
10
—
25
—
10
40
20
—
5
—
5
—
—
17
5
—
—
17
10
—
10
—
0
15
25
—
25
—
—
25
—
25
—
35
—
75
40
—
0
—
10
—
0
—
0
—
0
—
10
—
0
—
10
—
Unit Note
ns
ns
ns
ns
ns
ns
ns
ns
ns 10
ns
ns
ns
ns 9
ns 19
ns 9
ns
ns
ns 10
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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