MT48LC4M32B2B5-7 View Datasheet(PDF) - Micron Technology
Part Name
Description
MFG CO.
'MT48LC4M32B2B5-7' PDF : 79 Pages View PDF
Functional Block Diagram
Figure 1: 4 Meg x 32 Functional Block Diagram
128Mb: x32 SDRAM
Functional Block Diagram
CKE
CLK
CS#
WE#
CAS#
RAS#
Control
logic
Bank 3
Bank 2
Bank 1
Mode register
12
A[11:0],
BA0, BA1
14
Address
register
Refresh
counter
12
Row-
12
address
MUX
12
Bank 0
row-
address
latch
4096
and
decoder
Bank 0
memory
array
(4096 x 2048 x 4)
Sense amplifiers
4096
2
Bank
control
2
logic
11
Column-
address
11
counter/
latch
I/O gating
DQM mask logic
read data latch
write drivers
2048
(x4)
Column
decoder
1
1
Data
4
output
register
4
Data
4
input
register
DQM
DQ[3:0]
PDF: 09005aef80872800
128mb_x32_sdram.pdf - Rev. U 04/13 EN
8
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© 2001 Micron Technology, Inc. All rights reserved.
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