NTC Proprietary
Level: Property
DDR3(L)-2Gb SDRAM
NT5CB(C)256M8JQ/NT5CB(C)128M16JR
Active Command to Power-Down Entry
T0
T1
T2
T3
Ta0
Ta1
CK
CK
CMD
Active
Valid
NOP
NOP
NOP
Valid
Valid
Address
tCPDED
tIS
tPD
CKE
Valid
tACTPDEN
Do not
care
Time
Break
Precharge/Precharge all Command to Power-Down Entry
T0
T1
T2
T3
Ta0
Ta1
CK
CK
PRE
PREA
CMD
NOP
NOP
NOP
Valid
Valid
Address
Valid
tCPDED
tIS
tPD
CKE
Valid
tPREPDEN
Do not
care
Time
Break
MRS Command to Power-Down Entry
T0
T1
Ta0
Ta1
Tb0
Tb1
CK
CK
CMD
MRS
Valid
NOP
NOP
NOP
Valid
Valid
Address
tCPDED
tIS
tPD
CKE
Valid
tMRSPDEN
Do not
care
Time
Break
Version 1.4
05/2019
66
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