mt48h4m16lf Micron Semiconductor Products, mt48h4m16lf Datasheet - Page 46

• Manufacturer Part Number: mt48h4m16lf
• Description: 64mb 4 Meg X 16 Mobile Sdram Features
• Manufacturer: Micron Semiconductor Products

Figure 33:
PDF: 09005aef8237ed98/Source: 09005aef8237ed68
64mb_x16_Mobile SDRAM_Y24L_2.fm - Rev. C 10/07 EN
A0–A9, A11
Command
Precharge all
BA0, BA1
active banks
DQM
CKE
CLK
A10
DQ
Power-Down Mode
High-Z
t CMS
t CKS
t AS
PRECHARGE
Single bank
All banks
Banks\S)
Notes:
T0
t CMH
t CKH
t AH
Two clock cycles
1. Violating refresh requirements during power-down may result in a loss of data.
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
46
Exit power-down mode
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Micron Technology, Inc., reserves the right to change products or specifications without notice.
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64Mb: 4 Meg x 16 Mobile SDRAM
t CKS
Tn + 1
NOP
©2006 Micron Technology, Inc. All rights reserved.
All banks idle
Timing Diagrams
Tn + 2
ACTIVE
Row
Row
Bank
Don’t Care