hy5du561622ftp Hynix Semiconductor, hy5du561622ftp Datasheet - Page 21

• Manufacturer Part Number: hy5du561622ftp
• Description: 256mb Ddr Sdram
• Manufacturer: Hynix Semiconductor

Rev. 1.0 /Nov. 2007
AC CHARACTERISTICS
Row Cycle Time
Auto Refresh Row Cycle
Time
Row Active Time
Active to Read with
Auto Precharge Delay
Row Address to Column
Address Delay
Row Active to Row
Active Delay
Column Address to
Column Address Delay
Row Precharge Time
Write Recovery Time
Internal Write to Read
Command Delay
Auto Precharge Write
Recovery + Precharge
Time
System
Clock Cycle
Time
Clock High Level Width
Clock Low Level Width
Data-Out edge to Clock
edge Skew
DQS-Out edge to Clock
edge Skew
DQS-Out edge to Data-
Out edge Skew
Data-Out hold time
from DQS
Clock Half Period
Data Hold Skew
Factor
Valid Data Output
Window
22
24
Parameter
20
20
CL = 3
CL = 2.5
CL = 2
21
19,20
Symbol
tDQSCK
tDQSQ
tWTR
tRCD
tRRD
tCCD
tQHS
tRFC
tRAS
tRAP
tDAL
tWR
tQH
tRC
tRP
tCK
tCH
tAC
tHP
tDV
tCL
(tWR/tCK)
tRASmin
(tRP/tCK)
(tCL,tCH)
tRCD or
-tQHS
-0.65
-0.55
tQH-tDQSQ
Min
0.45
0.45
tHP
min
DDR500
7.5
50
70
35
16
16
15
+
8
1
2
5
6
-
-
(note: 1 - 9 / AC operating conditions unless otherwise noted)
Max
0.55
0.65
0.55
0.35
0.55
70K
0.5
10
12
12
-
-
-
-
-
-
-
-
-
-
-
-
(tWR/tCK)
tRASmin
(tRP/tCK)
(tCL,tCH)
tRCD or
-tQHS
-0.55
tQH-tDQSQ
DDR400B
Min
0.45
0.45
-0.7
tHP
min
7.5
55
70
40
15
10
15
15
+
1
2
5
6
-
-
Max
0.55
0.55
0.55
70K
0.7
0.4
0.5
10
12
12
-
-
-
-
-
-
-
-
-
-
-
-
(tWR/tCK)
tRASmin
(tRP/tCK)
(tCL,tCH)
tRCD or
-tQHS
tQH-tDQSQ
0.45
0.45
Min
-0.7
-0.6
min
tHP
DDR333
7.5
60
72
42
18
12
18
15
+
1
1
6
-
-
-
Max
0.55
0.55
0.55
0.45
70K
0.7
0.6
12
12
-
-
-
-
-
-
-
-
-
-
-
-
-
(tWR/tCK)
tRASmin
(tRP/tCK)
(tCL,tCH)
tRCD or
-tQHS
-0.75
-0.75
tQH-tDQSQ
DDR266A
Min
0.45
0.45
tHP
min
7.5
7.5
65
75
45
20
15
20
15
+
1
1
-
-
-
120K
Max
0.55
0.55
0.75
0.75
0.75
0.5
12
12
-
-
-
-
-
-
-
-
-
-
-
-
-
(tWR/tCK)
tRASmin
(tRP/tCK)
(tCL,tCH)
tRCD or
HY5DU561622F(L)TP
-tQHS
-0.75
tQH-tDQSQ
-0.75
DDR266B
Min
0.45
0.45
tHP
min
7.5
HY5DU56822F(L)TP
65
75
45
20
15
20
15
10
+
1
1
-
-
-
120K
Max
0.55
0.55
0.75
0.75
0.75
0.5
12
12
-
-
-
-
-
-
-
-
-
-
-
-
-
(tWR/tCK)
tRASmin
(tRP/tCK)
(tCL,tCH)
tRCD or
-tQHS
-0.75
-0.75
tQH-tDQSQ
Min
0.45
0.45
tHP
min
8.0
DDR200
80
20
15
70
50
20
15
10
+
1
1
-
-
-
Max
120K ns
0.55 tCK
0.55 tCK
0.75 ns
0.75 ns
0.75 ns
0.6
12
12
-
-
-
-
-
-
-
-
-
-
-
-
-
UN
tCK
tCK
tCK
IT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
21