hy5ps1g831l-y6 Hynix Semiconductor, hy5ps1g831l-y6 Datasheet - Page 51

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hy5ps1g831l-y6

Manufacturer Part Number
hy5ps1g831l-y6
Description
Ddr2 Sdram - 1gb
Manufacturer
Hynix Semiconductor
Datasheet
Read to power down entry
Rev 0.2 / Apr. 2004
Read with Autoprecharge to power down entry
CMD
CMD
CMD
CMD
DQS
DQS
DQS
CKE
CKE
CKE
DQS
DQS
DQS
CKE
DQS
DQS
DQ
DQ
DQ
DQ
CK
CK
CK
CK
T0
T0
T0
T0
T1
T1
RDA
T1
RDA
RD
T1
RD
BL=4
BL=8
BL=8
BL=4
T2
T2
T2
T2
AL + BL/2
with tRTP = 7.5ns
& tRAS min satisfied
PRE
Tx
Tx
Tx
Tx
& tRAS min satisfied
AL + BL/2
with tRTP = 7.5ns
AL + CL
AL + CL
AL + CL
AL + CL
Tx+1
Tx+1
Tx+1
Tx+1
Q
Q
Q
Q
Q
Q
Q
Q
PRE
Tx+2
Tx+2
Tx+2
Tx+2
Q
Q
Q
Q
Q
Q
Q
Q
Tx+3
Tx+3
Tx+3
Tx+3
Start internal precharge
Q
Q
CKE should be kept high until the end of burst operation.
Read operation starts with a read command and
CKE should be kept high until the end of burst operation.
Q
Q
Tx+4
Tx+4
Tx+4
Tx+4
Q
Q
Q
Q
Tx+5
Tx+5
Tx+5
Tx+5
CKE should be kept high
until the end of burst operation.
Tx+6
Tx+6
Tx+6
Tx+6
HY5PS1G431(L)F
HY5PS1G831(L)F
CKE should be kept high
until the end of burst operation.
Tx+7
Tx+7
Tx+7
Tx+7
Tx+8
Tx+8
Tx+8
Tx+8
Tx+9
Tx+9
Tx+9
Tx+9
53

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