mt48lc2m32b2 Micron Semiconductor Products, mt48lc2m32b2 Datasheet - Page 24

• Manufacturer Part Number: mt48lc2m32b2
• Description: Synchronous Dram
• Manufacturer: Micron Semiconductor Products

Figure 11:
PDF: 09005aef811ce1fe/Source: 09005aef811ce1d5
64MSDRAMx32_2.fm - Rev. J 12/08 EN
Random READ Accesses
Note:
COMMAND
COMMAND
COMMAND
Data from any READ burst may be truncated with a subsequent WRITE command, and
data from a fixed-length READ burst may be immediately followed by data from a
WRITE command (subject to bus turnaround limitations). The WRITE burst may be
initiated on the clock edge immediately following the last (or last desired) data element
from the READ burst, provided that I/O contention can be avoided. In a given system
ADDRESS
ADDRESS
ADDRESS
Each READ command may be to any bank. DQM is LOW.
CLK
CLK
CLK
DQ
DQ
DQ
T0
BANK,
T0
BANK,
T0
COL n
COL n
BANK,
COL n
READ
READ
READ
CL = 1
CL = 2
T1
T1
T1
BANK,
BANK,
BANK,
READ
COL a
READ
COL a
READ
COL a
D
OUT
n
CL = 3
24
T2
T2
BANK,
BANK,
T2
COL x
COL x
BANK,
READ
READ
READ
COL x
D
D
OUT
OUT
n
a
Micron Technology, Inc., reserves the right to change products or specifications without notice.
T3
T3
T3
BANK,
COL m
BANK,
COL m
READ
READ
READ
BANK,
COL m
D
D
D
OUT
x
OUT
OUT
a
n
T4
T4
T4
NOP
NOP
NOP
D
D
D
OUT
OUT
m
OUT
x
a
T5
T5
NOP
NOP
D
D
OUT
m
OUT
x
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64Mb: x32 SDRAM
T6
NOP
D
OUT
m
Commands