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MT48LC4M32B2B5-7
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MT48LC4M32B2B5-7数据手册
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PDF: 09005aef80872800/Source: 09005aef80863355 Micron Technology, Inc., reserves the right to change products or specifications without notice.
128MbSDRAMx32_2.fm - Rev. K 9/07 EN
6 ©2001 Micron Technology, Inc. All rights reserved.
128Mb: x32 SDRAM
General Description
Figure 2: Functional Block Diagram 4 Meg x 32 SDRAM
12
RAS#
CAS#
CLK
CS#
WE#
CKE
8
A0–A11,
BA0, BA1
DQM0–
DQM3
14
256
(x32)
8192
I/O GATING
DQM MASK LOGIC
READ DATA LATCH
WRITE DRIVERS
COLUMN
DECODER
BANK0
MEMORY
ARRAY
(4,096 x 256 x 32)
BANK0
ROW-
ADDRESS
LATCH
&
DECODER
4096
SENSE AMPLIFIERS
BANK
CONTROL
LOGIC
DQ0–
DQ31
32
32
DATA
INPUT
REGISTER
DATA
OUTPUT
REGISTER
32
BANK1
BANK0
BANK2
BANK3
12
8
2
4 4
2
REFRESH
COUNTER
12
12
MODE REGISTER
CONTROL
LOGIC
COMMAND
DECODE
ROW-
ADDRESS
MUX
ADDRESS
REGISTER
COLUMN-
ADDRESS
COUNTER/
LATCH

MT48LC4M32B2B5-7 数据手册

Micron(镁光)
66 页 / 1.95 MByte
Micron(镁光)
25 页 / 2.02 MByte

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