MT41J64M16JT-15E AIT:G Micron, MT41J64M16JT-15E AIT:G Datasheet - Page 174

• Manufacturer Part Number: MT41J64M16JT-15E AIT:G
• Description: DRAM Chip DDR3 SDRAM 1G-Bit 64Mx16 1.5V 96-Pin FBGA
• Manufacturer: Micron

Figure 97: Power-Down Entry After WRITE with Auto Precharge (WRAP)
Figure 98: REFRESH to Power-Down Entry
PDF: 09005aef84491df3
1Gb_AIT_AAT_DDR3_SDRAM.pdf – Rev. C 8/11 EN
DQS, DQS#
Command
Command
Address
DQ BL8
DQ BC4
CKE
CK#
A10
CKE
CK
CK#
CK
WRAP
Valid
T0
T0
NOP
T1
t
Notes:
CK
Note:
WL = AL + CWL
NOP
Ta0
REFRESH
T1
1.
2. CKE can go LOW 2
1. After CKE goes HIGH during
Ta1
NOP
t
CH
t
REFPDEN
t
the next integer
WR is programmed through MR0[11:9] and represents
t
CL
NOP
Ta2
DI
DI
t
n
n
IS
NOP
T2
n + 1
n + 1
DI
DI
n + 2
n + 2
Ta3
NOP
DI
DI
t
CPDED
t
WRAPDEN
t
CK.
n + 3
n + 3
DI
DI
t
CK earlier if BC4MRS.
n + 4
Ta4
NOP
DI
NOP
T3
n + 5
174
DI
t
NOP
n + 6
RFC, CKE must remain HIGH until
Ta5
DI
t
PD
1Gb: x8, x16 Automotive DDR3 SDRAM
n + 7
DI
Start internal
t
precharge
RFC (MIN)
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Ta6
NOP
Ta0
1
NOP
Ta7
WR
1
NOP
Ta1
NOP
Tb0
Indicates break
in time scale
t
WRmin (ns)/
self refresh entry
Power-down or
t
IS
Tb1
NOP
Power-Down Mode
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Indicates break
in time scale
t
CKE (MIN)
t
t
XP (MIN)
t
RFC is satisfied.
CPDED
NOP
Ta2
2
Transitioning Data
t
NOP
Tb2
CK rounded up to
t
PD
Tb3
Valid
Don’t Care
Tb0
Don’t Care
Tb4