MT46V64M16P-6T IT:A Micron, MT46V64M16P-6T IT:A Datasheet - Page 7

• Manufacturer Part Number: MT46V64M16P-6T IT:A
• Description: DRAM Chip DDR SDRAM 1G-Bit 64Mx16 2.5V 66-Pin TSOP Tray
• Manufacturer: Micron

Figure 4:
Figure 5:
PDF: 09005aef80a2f898/Source: 09005aef82a95a3a
1Gb_DDR_x4x8x16_D2.fm - 1Gb DDR: Rev. J, Core DDR: Rev. E 7/11 EN
BA0, BA1
BA0, BA1
A0–A13,
A0–A13,
RAS#
CAS#
CAS#
RAS#
WE#
WE#
CKE
CK#
CS#
CKE
CK#
CS#
CK
CK
128 Meg x 8 Functional Block Diagram
64 Meg x 16 Functional Block Diagram
16
16
Address
register
Address
register
Mode registers
Mode registers
Control
Control
logic
16
logic
16
14
Refresh
counter
14
Refresh
counter
10
11
2
2
13
13
address
2
address
2
Row-
MUX
Row-
MUX
Column-
counter/
address
Column-
counter/
control
address
control
14
Bank
logic
latch
14
Bank
logic
latch
decoder
address
Bank 0
address
decoder
Bank 0
row-
latch
latch
row-
&
&
9
1
10
1
16,384
16,384
SENSE AMPLIFIERS
(16,384 x 1,024 x 16)
(16,384 x 512 x 32)
SENSE AMPLIFIERS
DM mask logic
DM mask logic
I/O gating
I/O gating
Column
decoder
memory
memory
Column
decoder
Bank 0
array
Bank 0
512
1024
array
Bank 1
Bank 1
7
Bank 2
Bank 2
(16,384)
(16,384)
Bank 3
Bank 3
32
16
Micron Technology, Inc., reserves the right to change products or specifications without notice.
32
16
32
16
READ
latch
READ
latch
out
CK
CK
CLK
out
CK
drivers
WRITE
drivers
FIFO
WRITE
and
FIFO
and
16
16
8
8
CK
1Gb: x4, x8, x16 DDR SDRAM
CLK
in
in
Column 0
Column 0
MUX
Mask
Data
MUX
Column 0
Mask
Data
Column 0
Functional Block Diagrams
32
4
16
2
2
2
16
16
1
1
8
8
generator
registers
generator
registers
Input
DQS
Input
DQS
16
8
2
2
16
16
1
1
8
8
Data
©2003 Micron Technology, Inc. All rights reserved.
Data
2
1
2
32
1
8
1
DQS
DRVRS
DQS
1
DLL
DRVRS
CK
DLL
CK
RCVRS
RCVRS
DQ0–DQ15
DQS L/H
LDM, UDM
DQ0–DQ7
DQS
DM