HY5PS1G421LM HYNIX [Hynix Semiconductor], HY5PS1G421LM Datasheet - Page 51
HY5PS1G421LM
Manufacturer Part Number
HY5PS1G421LM
Description
1Gb DDR2 SDRAM(DDP)
Manufacturer
HYNIX [Hynix Semiconductor]
Datasheet
1.HY5PS1G421LM.pdf
(79 pages)
- Current page: 51 of 79
- Download datasheet (6Mb)
Rev. 0.2 / Oct. 2005
Write with Autoprecharge to power down entry
Write to power down entry
CMD
CMD
CMD
CMD
DQS
DQS
DQS
DQS
CKE
CKE
CKE
CKE
DQS
DQS
DQS
DQS
CK
CK
CK
CK
DQ
DQ
CK
DQ
DQ
CK
T0
T0
T0
T0
WRA
WRA
T1
T1
T1
WR
WR
T1
BL=4
BL=8
BL=4
BL=8
Tm
Tm
Tm
Tm
WL
WL
WL
WL
Tm+1
Tm+1
Tm+1
Tm+1
D
D
D
D
D
D
D
D
Tm+2
Tm+2
Tm+2
Tm+2
D
D
D
D
D
D
D
D
Tm+3
Tm+3
Tm+3
Tm+3
D
D
D
D
tWTR
Tx
Tm+4
Tx
WR*1
Tm+4
D
D
D
D
PRE
Tx+1
Tm+5
Tx+1
Tm+5
WR*1
tWTR
Tx+2
Tx
Tx+2
Tx
* 1: WR is programmed through MRS
1HY5PS12421(L)M
PRE
Tx+3
Tx+1
Ty
Tx+1
HY5PS12821(L)M
Tx+4
Tx+2
Ty+1
Tx+2
Tx+5
Tx+3
Ty+2
Tx+3
Tx+6
Tx+4
Ty+3
Tx+4
51
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