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-100
Symbol
t
WCS
t
WCH
t
WP
t
RWL
t
CWL
t
DS
t
DH
Parameter
Write command setup time
Write command hold time
Write command pulse width
Write command to RAS lead time
Write command to CAS lead time
Data-in setup time
Data-in hold time
Min
5
15
15
20
15
5
15
Max
–
–
–
–
–
–
–
Unit
ns
ns
ns
ns
ns
ns
ns
12
12
Notes
11
11
5HDGPRGLI\ZULWHF\FOH
-100
Symbol
t
RWC
t
RWD
t
CWD
t
AWD
Parameter
Read-write cycle time
RAS to WE delay time
CAS to WE delay time
Column address to WE delay time
Min
200
140
65
75
Max
–
–
–
–
Unit
ns
ns
ns
ns
11
11
11
Notes
'5$0
5HIUHVKF\FOH
-100
Symbol
t
CSR
t
CHR
t
RPC
t
CPT
Parameter
CAS setup time (CAS-before-RAS
)
CAS hold time (CAS-before-RAS)
RAS precharge to CAS hold time
CAS precharge time
(CBR counter test)
Min
10
15
5
15
Max
–
–
–
Unit
ns
ns
ns
ns
Notes
3
3
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ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
