hy5ps1g821m Hynix Semiconductor, hy5ps1g821m Datasheet - Page 71
hy5ps1g821m
Manufacturer Part Number
hy5ps1g821m
Description
1gb Ddr2 Sdram
Manufacturer
Hynix Semiconductor
Datasheet
1.HY5PS1G821M.pdf
(79 pages)
- Current page: 71 of 79
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Rev. 0.2 / Oct. 2005
For purposes of IDD testing, the following parameters are to be utilized
Detailed IDD7
The detailed timings are shown below for IDD7. Changes will be required if timing parameter changes are made to the specification.
Legend: A = Active; RA = Read with Autoprecharge; D = Deselect
IDD7: Operating Current: All Bank Interleave Read operation
All banks are being interleaved at minimum t RC(IDD) without violating t RRD(IDD) using a burst length of 4. Control and address bus
inputs are STABLE during DESELECTs. IOUT = 0mA
Timing Patterns for 4 bank devices x4/ x8/ x16
-DDR2-400 4/4/4: A0 RA0 A1 RA1 A2 RA2 A3 RA3 D D D D D
-DDR2-400 3/3/3: A0 RA0 A1 RA1 A2 RA2 A3 RA3 D D D D
-DDR2-533 5/4/4: A0 RA0 D A1 RA1 D A2 RA2 D A3 RA3 D D D D D
-DDR2-533 4/4/4: A0 RA0 D A1 RA1 D A2 RA2 D A3 RA3 D D D D D
t RFC(IDD)-512Mb
t RRD(IDD)-x4/x8
t RRD(IDD)-x16
t RASmax(IDD)
t RASmin(IDD)
Parameter
t RCD(IDD)
t RC(IDD)
t CK(IDD)
t RP(IDD)
CL(IDD)
70000
5-5-5
105
7.5
15
60
45
15
5
9
3
DDR2-667
70000
6-6-6
105
7.5
18
63
45
18
6
9
3
70000
4-4-4
3.75
105
7.5
15
60
10
45
15
4
DDR2-533
70000
18.75
63.75
18.75
5-5-5
3.75
105
7.5
10
45
5
70000
3-3-3
105
7.5
15
55
10
40
15
3
5
1HY5PS12421(L)M
DDR2-400
HY5PS12821(L)M
70000
4-4-4
105
7.5
20
65
10
45
20
4
5
Units
tCK
ns
ns
ns
ns
ns
ns
ns
ns
ns
71
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