MT46V64M4P-75:G TR Micron Technology Inc, MT46V64M4P-75:G TR Datasheet - Page 8
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MT46V64M4P-75:G TR
Manufacturer Part Number
MT46V64M4P-75:G TR
Description
Manufacturer
Micron Technology Inc
Type
DDR SDRAMr
Datasheet
1.MT46V64M4P-75G_TR.pdf
(93 pages)
Specifications of MT46V64M4P-75:G TR
Organization
64Mx4
Density
256Mb
Address Bus
15b
Access Time (max)
750ps
Maximum Clock Rate
266MHz
Operating Supply Voltage (typ)
2.5V
Package Type
TSOP
Operating Temp Range
0C to 70C
Operating Supply Voltage (max)
2.7V
Operating Supply Voltage (min)
2.3V
Supply Current
150mA
Pin Count
66
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Compliant
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Functional Block Diagrams
Figure 3:
PDF: 09005aef80768abb/Source: 09005aef82a95a3a
256Mb_DDR_x4x8x16_D2.fm - 256Mb DDR: Rev. O, Core DDR: Rev. B 1/09 EN
BA0, BA1
A0–A12,
RAS#
CAS#
WE#
CKE
CK#
CS#
CK
15
Address
register
Mode registers
64 Meg x 4 Functional Block Diagram
15
Control
logic
counter
13
Refresh
11
The 256Mb DDR SDRAM is a high-speed CMOS, dynamic random-access memory
containing 268,435,456 bits. It is internally configured as a 4-bank DRAM.
2
13
2
address
Row-
MUX
Column-
counter/
address
control
13
Bank
latch
logic
decoder
address
Bank 0
latch
row-
and
10
1
8192
(8,192 x 1,024 x 8)
Sense amplifiers
DM mask logic
I/O gating
decoder
Column
memory
Bank 0
1024
Bank 1
8192
array
(x8)
8
Bank 2
Bank 3
8
Micron Technology, Inc., reserves the right to change products or specifications without notice.
8
8
READ
latch
256Mb: x4, x8, x16 DDR SDRAM
out
CK
CK
WRITE
drivers
FIFO
and
4
4
CK
Functional Block Diagrams
in
Column 0
Column 0
MUX
Mask
Data
8
2
1
1
4
4
generator
registers
Input
©2003 Micron Technology, Inc. All rights reserved.
DQS
4
Data
1
1
4
4
1
1
4
1
DQS
Drivers
DLL
CK
Rcvrs
DQ0–DQ3
DQS
DM
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