AS4LC256K16E0-35JC 데이터 시트보기 (PDF) - Alliance Semiconductor
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AS4LC256K16E0-35JC Datasheet PDF : 25 Pages
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Write cycle
Std Symbol Parameter
tASC
tCAH
tAWR
tWCS
tWCH
tWCR
tWP
tRWL
tCWL
tDS
tDH
tDHR
Column address setup time
Column address hold time
Column address hold time to RAS
Write command setup time
Write command hold time
Write command hold time to RAS
Write command pulse width
Write command to RAS lead time
Write command to CAS lead time
Data-in setup time
Data-in hold time
Data-in hold time to RAS
AS4LC256K16EO
®
-35
Min Max
0
–
5
–
28 –
0
–
0
–
28 –
5
–
11 –
11 –
0
–
5
–
28 –
-45
Min Max
0
–
6
–
35 –
0
–
0
–
35 –
6
–
12 –
12 –
0
–
6
–
35 –
-60
Min Max Unit
0
– ns
10
– ns
40
– ns
0
– ns
0
– ns
40
– ns
10
– ns
12
– ns
12
– ns
0
– ns
10
– ns
45
– ns
Notes
11
11
12
12
Read-modify-write cycle
Std Symbol Parameter
tRWC
tRWD
tCWD
tAWD
tRSH(W)
tCAS(W)
Read-write cycle time
RAS to WE delay time
CAS to WE delay time
Column address to WE delay time
CAS to RAS hold time (write)
CAS pulse width (write)
-35
Min Max
105 –
54 –
28 –
35 –
10 –
15 –
-45
Min Max
115 –
58 –
30 –
38 –
10 –
15 –
-60
Min Max Unit
120 – ns
60
– ns
30
– ns
40
– ns
12
– ns
15
– ns
Notes
11
11
11
4/11/01; V.1.1
Alliance Semiconductor
P. 6 of 25
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