mt48h16m16lfbf-75 Micron Semiconductor Products, mt48h16m16lfbf-75 Datasheet - Page 65

• Manufacturer Part Number: mt48h16m16lfbf-75
• Description: 256mb X16, X32 Mobile Sdram
• Manufacturer: Micron Semiconductor Products

Figure 45: READ – DQM Operation
PDF:09005aef8219eeeb/Source: 09005aef8219eedd
256mb_x16_sdram_y36m_1.fm - Rev G 2/08 EN
COMMAND
BA0, BA1
ADDR
DQM
CKE
A10
CLK
DQ
t CMS
t CKS
t AS
t AS
t AS
ACTIVE
ROW
ROW
T0
BANK
t CMH
t AH
t AH
t AH
t CKH
Notes:
t RCD
t CK
T1
NOP
1. For this example, CL = 2.
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
t CMS
t CL
COLUMN m
T2
BANK
READ
t CH
t CMH
CL
T3
NOP
t LZ
t AC
65
T4
NOP
D
OUT
t OH
t HZ
m
Micron Technology, Inc., reserves the right to change products or specifications without notice.
T5
NOP
t LZ
t AC
256Mb: x16, x32 Mobile SDRAM
T6
NOP
D
OUT
m + 2
t AC
t OH
©2006 Micron Technology, Inc. All rights reserved
T7
NOP
D
OUT
Timing Diagrams
t OH
m + 3
t HZ
T8
NOP
DON’T CARE
UNDEFINED