MT41J256M8HX-15E:D Micron Technology Inc, MT41J256M8HX-15E:D Datasheet - Page 157

• Manufacturer Part Number: MT41J256M8HX-15E:D
• Description: MICMT41J256M8HX-15E:D 2GB:X4,X8,X16 DDR3
• Manufacturer: Micron Technology Inc
• Type: DDR3 SDRAMr
• Series: -r

Specifications of MT41J256M8HX-15E:D

• 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
• Supply Current: 165mA
• Pin Count: 78
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• 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: 78-TFBGA
• Lead Free Status / RoHS Status: Compliant

Figure 100: Power-Down Entry After WRITE with Auto Precharge (WRAP)
Figure 101: REFRESH to Power-Down Entry
PDF: 09005aef826aaadc/Source: 09005aef82a357c3
DDR3_D4.fm - Rev G 2/09 EN
DQS, DQS#
Command
Command
Address
DQ BL8
DQ BC4
CKE
A10
CKE
CK#
CK
CK#
CK
WRAP
Valid
T0
T0
NOP
T1
Notes:
Notes:
t CK
WL = AL + CWL
NOP
Ta0
REFRESH
1.
2. CKE can go LOW 2
1. After CKE goes HIGH during
T1
t
next integer
t CH
WR is programmed through MR0[11:9] and represents
Ta1
NOP
t REFPDEN
t CL
NOP
Ta2
DI
t IS
DI
n
n
NOP
T2
n + 1
n + 1
DI
DI
t
CK.
n + 2
n + 2
NOP
Ta3
DI
DI
t CPDED
t WRAPDEN
t
CK earlier if BC4MRS.
n + 3
n + 3
DI
DI
n + 4
Ta4
NOP
DI
NOP
T3
n + 5
157
DI
t
RFC, CKE must remain HIGH until
NOP
n + 6
Ta5
DI
t PD
n + 7
DI
Start internal
t RFC (MIN) 1
precharge
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Ta6
NOP
Ta0
NOP
Ta7
2Gb: x4, x8, x16 DDR3 SDRAM
WR 1
NOP
Ta1
Indicates a Break in
Time Scale
NOP
t
Tb0
WR (MIN)ns/
self refresh entry 2
Power-down or
Indicates a Break In
Time Scale
t IS
NOP
t
Tb1
©2006 Micron Technology, Inc. All rights reserved.
RFC is satisfied.
t CKE (MIN)
t XP (MIN)
t CPDED
NOP
t
Ta2
CK rounded up to the
Transitioning Data
NOP
Tb2
Operations
t PD
Tb3
Valid
Don’t Care
Tb0
Don’t Care
Tb4