HY57V283220(L)T(P) / HY5V22(L)F(P)
AC CHARACTERISTICS II (AC operating conditions unless otherwise noted)
-5
-55
-6
-7
-H
-8
-P
-S
Parameter
Symbol
Unit Note
Min Max Min Max Min Max Min Max Min Max Min Max Min Max Min Max
Operation
tRC
55
55
15
-
-
-
55
55
-
-
-
60
60
18
-
-
-
63
63
20
-
-
-
63
63
20
-
-
-
64
64
20
-
-
-
70
70
20
-
-
-
70
70
20
-
-
-
ns
ns
ns
RAS cycle time
Auto Refresh
tRRC
tRCD
RAS to CAS delay
RAS active time
16.5
100
K
100
K
100
K
100
K
100
K
100
K
100
K
100
K
tRAS
38.7
38.7
42
42
42
48
50
50
ns
RAS precharge time
tRP
15
2
1
0
1
4
2
0
2
3
2
1
1
-
-
-
16.5
2
-
-
18
2
1
0
1
4
2
0
2
3
2
1
1
-
-
-
20
2
1
0
1
4
2
0
2
3
2
1
1
-
-
-
20
2
1
0
1
4
2
0
2
3
2
1
1
-
-
-
20
2
1
0
1
4
2
0
2
3
2
1
1
-
-
-
20
20
1
-
-
20
20
1
-
-
ns
RAS to RAS bank active delay
CAS to CAS delay
tRRD
tCCD
tWTL
tDPL
tDAL
tDQZ
tDQM
tMRD
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CLK
-
1
-
-
-
-
-
-
-
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
-
-
1
-
-
-
-
-
1
-
1
-
-
4
-
-
-
-
-
4
-
4
-
-
2
-
-
-
-
-
2
-
2
-
DQM to data-in mask
-
0
-
-
-
-
-
0
-
0
-
MRS to new command
-
2
-
-
-
-
-
2
-
2
-
CAS Latency = 3 tPROZ3
CAS Latency = 2 tPROZ2
-
3
-
-
-
-
-
3
-
3
-
Precharge to data
output Hi-Z
-
2
-
-
-
-
-
2
-
2
-
Power down exit time
Self refresh exit time
Refresh Time
tPDE
tSRE
tREF
-
1
-
-
-
-
-
1
-
1
-
-
1
-
-
-
-
-
1
-
1
-
CLK
ms
1
64
-
64
64
64
64
64
-
64
-
64
Note :
1. A new command can be given tRRC after self refresh exit
Rev. 0.9 / July 2004
10
HYNIX [ HYNIX SEMICONDUCTOR ]
