mt48h4m16lf Micron Semiconductor Products, mt48h4m16lf Datasheet - Page 61

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

Figure 48:
PDF: 09005aef8237ed98/Source: 09005aef8237ed68
64mb_x16_Mobile SDRAM_Y24L_2.fm - Rev. C 10/07 EN
A0–A9, A11
Command
BA0, BA1
DQM
CLK
CKE
A10
DQ
t CMS
t CKS
t AS
t AS
t AS
WRITE – DQM Operation
ACTIVE
Bank
Row
Row
T0
Notes:
t CKH
t CMH
t AH
t AH
t AH
t RCD
t CK
1. For this example, the BL = 4.
2. A8, A9, and A11 = “Don’t Care.”
T1
NOP
Disable auto precharge
Enable auto precharge
t CMS
t CL
t DS
Column m 2
Bank
WRITE
T2
D
IN
t CMH
t DH
m
t CH
T3
NOP
61
t DS
D
T4
IN
NOP
Micron Technology, Inc., reserves the right to change products or specifications without notice.
m + 2
t DH
64Mb: 4 Meg x 16 Mobile SDRAM
t DS
D
T5
IN
NOP
m + 3
t DH
©2006 Micron Technology, Inc. All rights reserved.
NOP
T6
Timing Diagrams
NOP
Don’t Care
T7