参数资料
型号: MT46V4M32LG
厂商: Micron Technology, Inc.
英文描述: I.MX31 LITE KIT
中文描述: 双倍数据速率的DDR SDRAM内存
文件页数: 4/66页
文件大小: 1921K
代理商: MT46V4M32LG
4
128Mb: x32 DDR SDRAM
4M32DDR_B.p65 – Rev. B, Pub. 7/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2002, Micron Technology, Inc.
128Mb: x32
DDR SDRAM
ADVANCE
FUNCTIONAL BLOCK DIAGRAM
4 Meg x 32
12
RAS#
CAS#
AROW-
MUX
CK
CS#
WE#
CK#
CONTROL
LOGIC
COLUMN-
ADDRESS
COUNTER/
LATCH
MODE REGISTERS
8
C
D
A0-A11,
BA0, BA1
CKE
12
ADDRESS
14
256
(x64)
8,192
I/O GATING
DM MASK LOGIC
COLUMN
DECODER
BANK0
MEMORY
ARRAY
(4096 x 256 x 64)
BANK0
ROW-
ADDRESS
LATCH
&
DECODER
4096
SENSE AMPLIFIERS
BANK
CONTROL
LOGIC
13
BANK1
BANK2
BANK3
12
7
2
2
REFRESH
32
32
1
CA0
CA0
CA0
32
1
INPUT
REGISTERS
4
4
4
4
RCVRS
4
64
64
8
64
clk
out
DATA
DQS
MASK
DATA
CLK
clk
in
DRVRS
MUX
DQS
GENERATOR
32
32
32
32
32
64
DQ0 -
DQ31,
DM0 -
DM3
DQS
1
READ
LATCH
WRITE
FIFO
&
DRIVERS
CLK
DLL
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