HY5PS1G421LM HYNIX [Hynix Semiconductor], HY5PS1G421LM Datasheet - Page 52

• Manufacturer Part Number: HY5PS1G421LM
• Description: 1Gb DDR2 SDRAM(DDP)
• Manufacturer: HYNIX [Hynix Semiconductor]

Rev. 0.2 / Oct. 2005
MRS/EMRS command to power down entry
Refresh command to power down entry
Precharge/Precharge all command to power down entry
CMD
CMD
CMD
CKE
CKE
CKE
Active command to power down entry
CKE
CMD
CK
CK
T0
PR or
MRS or
REF
EMRS
ACT
PRA
T1
tMRD
T2
CKE can go to low one clock after an Auto-refresh command
CKE can go to low one clock after an Active command
CKE can go to low one clock after a Precharge or Precharge all command
T3
T4
T5
T6
T7
T8
1HY5PS12421(L)M
T9
HY5PS12821(L)M
T10
T11
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