參數(shù)資料
型號: MT47H64M8CF-5EAT:F
元件分類: DRAM
英文描述: DDR DRAM, PBGA60
封裝: 8 X 10 MM, ROHS COMPLIANT, FBGA-60
文件頁數(shù): 128/139頁
文件大?。?/td> 9398K
Figure 41: READ Latency
DO
n + 3
DO
n + 2
DO
n + 1
CK
CK#
Command
DQ
DQS, DQS#
AL = 2
ACTIVE n
T0
T1
T2
Don’t Care
Transitioning Data
READ n
NOP
DO
n
T3
T4
T5
NOP
T6
NOP
T7
T8
NOP
CL = 3
RL = 5
tRCD (MIN)
NOP
Notes: 1. BL = 4.
2. Shown with nominal tAC, tDQSCK, and tDQSQ.
3. RL = AL + CL = 5.
Figure 42: WRITE Latency
CK
CK#
Command
DQ
DQS, DQS#
ACTIVE n
T0
T1
T2
Don’t Care
Transitioning Data
NOP
T3
T4
T5
NOP
T6
NOP
DI
n + 3
DI
n + 2
DI
n + 1
WL = AL + CL - 1 = 4
T7
NOP
DI
n
tRCD (MIN)
NOP
AL = 2
CL - 1 = 2
WRITE n
Notes: 1. BL = 4.
2. CL = 3.
3. WL = AL + CL - 1 = 4.
512Mb: x4, x8, x16 DDR2 SDRAM
Extended Mode Register (EMR)
PDF: 09005aef82f1e6e2
Rev. M 9/08 EN
89
Micron Technology, Inc. reserves the right to change products or specifications without notice.
2004 Micron Technology, Inc. All rights reserved.
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