mt48lc4m32b2tg-7-it Micron Semiconductor Products, mt48lc4m32b2tg-7-it Datasheet - Page 64

• Manufacturer Part Number: mt48lc4m32b2tg-7-it
• Description: 128mb X32 Sdram
• Manufacturer: Micron Semiconductor Products

Figure 48:
PDF: 09005aef80872800/Source: 09005aef80863355
128MbSDRAMx32_2.fm - Rev. K 9/07 EN
COMMAND
A0-A9, A11
BA0, BA1
DQM 0-3
Write – DQM Operation
CKE
A10
CLK
DQ
Notes:
t CMS
t CKS
t AS
t AS
t AS
ACTIVE
T0
ROW
ROW
BANK
t CKH
t CMH
t AH
t AH
t AH
1. For this example, BL = 4.
2. A8, A9, and A11 = “Don’t Care.”
t RCD
t CK
T1
NOP
DISABLE AUTO PRECHARGE
ENABLE AUTO PRECHARGE
t CMS
t CL
COLUMN m 2
t DS
WRITE
T2
BANK
D
IN
t CMH
t DH
m
t CH
T3
NOP
64
t DS
D
T4
IN
NOP
m + 2
Micron Technology, Inc., reserves the right to change products or specifications without notice.
t DH
t DS
D
T5
IN
NOP
m + 3
t DH
NOP
T6
©2001 Micron Technology, Inc. All rights reserved.
128Mb: x32 SDRAM
Timing Diagrams
NOP
DON’T CARE
T7