mt46h32m16lf Micron Semiconductor Products, mt46h32m16lf Datasheet - Page 6

• Manufacturer Part Number: mt46h32m16lf
• Description: 512mb X16, X32 Mobile Ddr Sdram
• Manufacturer: Micron Semiconductor Products

Functional Block Diagrams
Figure 2:
PDF: 09005aef82d5d305/Source: 09005aef82d5d2e7
512mb_ddr_mobile_sdram_t47m_density__2.fm - Rev. D 05/08 EN
BA0, BA1
Address
CAS#
RAS#
WE#
CKE
CK#
CS#
CK
Functional Block Diagram (32 Meg x 16)
address
register
Standard mode
Extended mode
register
register
Control
logic
Refresh
counter
address
Row-
2
Mux
2
Column-
counter/
control
address
Bank
latch
logic
decoder
address
Bank 0
latch
row-
and
1
Sense amplifiers
DM mask logic
I/O gating
decoder
memory
Column
Bank 0
array
Bank 1
6
Bank 2
Bank 3
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32
512Mb: x16, x32 Mobile DDR SDRAM
32
32
Read
latch
out
CK
CK
drivers
Write
FIFO
and
16
16
CK
in
Functional Block Diagrams
MUX
COL 0
Mask
Data
COL 0
32
4
CK
2
2
16
16
generator
DQS
registers
16
Input
©2004 Micron Technology, Inc. All rights reserved
Data
2
2
16
16
2
2
16
DRVRS
DQS
2
RCVRS
LDQS,
UDQS
LDM,
UDM
DQ0–
DQ15