mt48h16m16lfbf-75 Micron Semiconductor Products, mt48h16m16lfbf-75 Datasheet - Page 55

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

Figure 35: Power-Down Mode
PDF:09005aef8219eeeb/Source: 09005aef8219eedd
256mb_x16_sdram_y36m_1.fm - Rev G 2/08 EN
COMMAND
BA0, BA1
Precharge all
active banks
ADDR
DQM
CKE
CLK
A10
DQ
High-Z
Notes:
t CKS
t CMS
SINGLE BANK
t AS
PRECHARGE
ALL BANKS
BANK(S)
T0
t CMH
t CKH
t AH
1. Violating refresh requirements during power-down may result in a loss of data.
Two clock cycles
See Table 11 on page 46.
All banks idle, enter
power-down mode
t CK
T1
NOP
t CKS
t CL
T2
NOP
Input buffers gated off while in
power-down mode
t CH
55
Exit power-down mode
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Micron Technology, Inc., reserves the right to change products or specifications without notice.
256Mb: x16, x32 Mobile SDRAM
t CKS
Tn + 1
NOP
All banks idle
©2006 Micron Technology, Inc. All rights reserved
Timing Diagrams
Tn + 2
ACTIVE
ROW
ROW
BANK
DON’T CARE