mt48h8m16lf Micron Semiconductor Products, mt48h8m16lf Datasheet - Page 51

• Manufacturer Part Number: mt48h8m16lf
• Description: 128mb 8 Meg X 16, 4 Meg X 32 Mobile Sdram
• Manufacturer: Micron Semiconductor Products

Figure 28:
Figure 29:
PDF: 09005aef832ff1ea / Source: 09005aef832ff1ac
sdr_mobile_sdram_cmd_op_timing_dia_fr5.08__4.fm - Rev. B 6/08 EN
Random WRITE Cycles
WRITE-to-READ
Notes:
Notes:
1. Each WRITE command may be to any bank. DQM is LOW.
1. The WRITE command may be to any bank, and the READ command may be to any bank.
Command
Command
Address
Address
DQM is LOW. CL = 2 for illustration.
CLK
CLK
DQ
DQ
WRITE
Bank,
WRITE
Col n
Bank,
Col n
D
D
T0
T0
n
n
IN
IN
WRITE
Bank,
Col a
n + 1
NOP
T1
D
T1
D
a
IN
IN
128Mb: 8 Meg x 16, 4 Meg x 32 Mobile SDRAM
51
WRITE
Bank,
Col x
READ
Bank,
D
Col b
T2
T2
x
IN
Don’t Care
WRITE
Col m
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Bank,
T3
T3
D
NOP
m
IN
NOP
D
T4
OUT
b
Don’t Care
NOP
b + 1
T5
D
OUT
©2008 Micron Technology, Inc. All rights reserved.
Timing Diagrams
Preliminary