mt48h16m16lfbf-75 Micron Semiconductor Products, mt48h16m16lfbf-75 Datasheet - Page 68

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

Figure 48: Single WRITE – Without Auto Precharge
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 RAS
t RC
t CK
T1
NOP
1. For this example, BL = 1, and the WRITE burst is followed by a manual PRECHARGE.
2. 15ns is required between <D
3. PRECHARGE command not allowed or
DISABLE AUTO PRECHARGE
See Table 11 on page 46.
t CMS
t CL
COLUMN m
t DS
WRITE
T2
BANK
D
IN
t CH
t CMH
m
t DH
t WR 2
T3
NOP 3
68
IN
T4
NOP 3
m> and the PRECHARGE command, regardless of frequency.
t
Micron Technology, Inc., reserves the right to change products or specifications without notice.
SINGLE BANK
ALL BANKS
RAS would be violated.
PRECHARGE
BANK
T5
256Mb: x16, x32 Mobile SDRAM
T6
NOP
t RP
©2006 Micron Technology, Inc. All rights reserved
BANK
ROW
ACTIVE
T7
Timing Diagrams
T8
NOP
DON’T CARE