MT41J128M8JP-15E:G Micron Technology Inc, MT41J128M8JP-15E:G Datasheet - Page 129

• Manufacturer Part Number: MT41J128M8JP-15E:G
• Description: IC DDR3 SDRAM 1GBIT 78FBGA
• Manufacturer: Micron Technology Inc
• Series: -r
• Type: DDR3 SDRAMr

Specifications of MT41J128M8JP-15E:G

• Format - Memory: RAM
• Memory Type: DDR3 SDRAM
• Memory Size: 1G (128M x 8)
• Speed: 667MHz
• Interface: Parallel
• Voltage - Supply: 1.425 V ~ 1.575 V
• Operating Temperature: 0°C ~ 95°C
• Package / Case: 78-TFBGA
• Organization: 128Mx8
• Density: 1Gb
• Address Bus: 17b
• Maximum Clock Rate: 1.333GHz
• Operating Supply Voltage (typ): 1.5V
• Package Type: FBGA
• Operating Temp Range: 0C to 95C
• Operating Supply Voltage (max): 1.575V
• Operating Supply Voltage (min): 1.425V
• Supply Current: 220mA
• Pin Count: 78
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 50: Initialization Sequence
PDF: 09005aef826aa906
1Gb_DDR3_SDRAM.pdf – Rev. J 05/10 EN
V
V
V
DDQ
V
REF
DD
TT
Power-up
ramp
T (MAX) = 200ms
Command
Address
sequence text,
BA[2:0]
RESET#
See power-up
initialization
conditions
ODT
DQS
All voltage
supplies valid
and stable
set up 1
CK#
CKE
A10
DM
R
in the
DQ
CK
t IO z
TT
= 20ns
T = 200µs (MIN)
T (MIN) = 10ns
t VTD
Stable and
valid clock
T = 500µs (MIN)
t CKSRX
DRAM ready for
external commands
t IS
t IS
NOP
T0
t CL
t XPR
t CK
t CL
BA0 = L
BA1 = H
BA2 = L
Code
Code
MR2
MRS
129
T1
t MRD
BA0 = H
BA1 = H
BA2 = L
Code
Code
MR3
MRS
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t MRD
DLL enable
MR1 with
1Gb: x4, x8, x16 DDR3 SDRAM
BA0 = H
BA1 = L
BA2 = L
Code
Code
Ta0
MRS
t MRD
MR0 with
DLL reset
BA0 = L
BA1 = L
BA2 = L
Tb0
Code
Code
MRS
Indicates A Break in
Time Scale
t MOD
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ZQ calibration
t DLLK
A10 = H
Tc0
ZQCL
Initialization
t ZQ
init
operation
Normal
Valid
Td0
Valid
Valid
Valid
Valid
Valid
Don’t Care