HY57V281620HC(L)T
AC CHARACTERISTICS II
-6
-7
-K
-H
-8
-P
-S
Parameter
Symbol
Unit Note
Min
60
60
18
42
18
12
1
Max
Min
60
65
20
45
20
14
1
Max
Min
60
65
15
45
15
15
1
Max
Min
65
65
20
45
20
15
1
Max
Min
68
68
20
48
20
16
1
Max
Min
70
70
20
50
20
20
1
Max
Min
70
70
20
50
20
20
1
Max
Operation
Auto Refresh
tRC
-
-
-
-
-
-
-
-
-
ns
ns
RAS Cycle Time
tRRC
tRCD
tRAS
tRP
-
-
-
-
-
-
RAS to CAS Delay
RAS Active Time
-
-
-
-
-
-
ns
100K
100K
100K
100K
100K
100K
100K
ns
RAS Precharge Time
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ns
RAS to RAS Bank Active Delay
CAS to CAS Delay
tRRD
tCCD
tWTL
tDPL
tDAL
tDQZ
tDQM
tMRD
ns
-
-
-
-
-
-
-
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
Write Command to Data-In Delay
Data-In to Precharge Command
Data-In to Active Command
DQM to Data-Out Hi-Z
0
-
0
-
0
-
0
-
0
-
0
-
0
-
2
-
2
-
2
-
2
-
1
-
1
-
1
-
5
-
5
-
4
-
5
-
4
-
3
-
3
-
2
-
2
-
2
-
2
-
2
-
2
-
2
-
DQM to Data-In Mask
0
-
0
-
0
-
0
-
0
-
0
-
0
-
MRS to New Command
2
-
2
-
2
-
2
-
2
-
2
-
2
-
CAS Latency = 3 tPROZ3
CAS Latency = 2 tPROZ2
3
-
3
-
3
-
3
-
3
-
3
-
3
-
Precharge to Data
Output Hi-Z
2
-
2
-
2
-
2
-
2
-
2
-
2
-
Power Down Exit Time
Self Refresh Exit Time
Refresh Time
tPDE
tSRE
tREF
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
1
-
CLK
ms
1
-
64
-
64
-
64
-
64
-
64
-
64
-
64
Note :
1. A new command can be given tRRC after self refresh exit
Rev. 0.2/Aug. 01
9
HYNIX [ HYNIX SEMICONDUCTOR ]
