MT41J256M8JE-15E:A Micron Technology Inc, MT41J256M8JE-15E:A Datasheet - Page 122

• Manufacturer Part Number: MT41J256M8JE-15E:A
• Description: IC DDR3 SDRAM 2GBIT 82FBGA
• Manufacturer: Micron Technology Inc
• Type: DDR3 SDRAMr

Specifications of MT41J256M8JE-15E:A

• Format - Memory: RAM
• Memory Type: DDR3 SDRAM
• Memory Size: 2G (256M x 8)
• Speed: 667MHz
• Interface: Parallel
• Voltage - Supply: 1.425 V ~ 1.575 V
• Operating Temperature: 0°C ~ 95°C
• Package / Case: 82-FBGA
• Organization: 256Mx8
• Address Bus: 18b
• 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
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 44: DLL Disable
PDF: 09005aef826aaadc
2Gb_DDR3_SDRAM.pdf – Rev. K 04/10 EN
DQ BL8 DLL disable
DQ BL8 DLL disable
DQS, DQS# DLL off
DQS, DQS# DLL off
DQS, DQS# DLL on
DQ BL8 DLL on
Command
Address
CK#
CK
READ
Valid
T0
NOP
T1
t
Table 73: READ Electrical Characteristics, DLL Disable Mode
DQSCK Timing
Parameter
Access window of DQS from CK, CK#
RL (DLL disable) = AL + (CL - 1) = 5
NOP
T2
RL = AL + CL = 6 (CL = 6, AL = 0)
CL = 6
NOP
T3
NOP
T4
122
NOP
T5
t DQSCK (
Micron Technology, Inc. reserves the right to change products or specifications without notice.
DI
b
t
DQSCK (dll_dis)
dll
t DQSCK (
b + 1
NOP
Symbol
_
DI
T6
DI
b
dis
) MIN
DI
2Gb: x4, x8, x16 DDR3 SDRAM
b
dll
b + 2
_
b + 1
DI
dis
DI
) MAX
b + 1
DI
NOP
b + 3
b + 2
T7
DI
DI
b + 2
DI
b + 4
b + 3
DI
DI
b + 3
DI
© 2006 Micron Technology, Inc. All rights reserved.
b + 4
NOP
b + 5
Min
DI
T8
DI
1
b + 4
DI
b + 6
b + 5
DI
DI
Transitioning Data
b + 5
DI
Max
NOP
b + 7
b + 6
T9
DI
DI
Commands
10
b + 6
DI
b + 7
DI
b + 7
DI
Don’t Care
Units
NOP
T10
ns