mt46h16m16lf Micron Semiconductor Products, mt46h16m16lf Datasheet - Page 8

• Manufacturer Part Number: mt46h16m16lf
• Description: 256mb X16, X32 Mobile Ddr Sdram
• Manufacturer: Micron Semiconductor Products

Figure 3:
PDF: 09005aef82091978 / Source: 09005aef8209195b
MT46H16M16LF__2.fm - Rev. H 3/08 EN
BA0, BA1
A0–A11,
CAS#
RAS#
WE#
CKE
CK#
CS#
CK
14
Functional Block Diagram (8 Meg x 32)
Address
register
Standard mode
Extended mode
register
register
Notes:
Control
logic
12
12
1. JEDEC-standard x32 DQ configuration shown.
9
2
counter
Refresh
address
2
Row-
MUX
13
Column-
Counter/
address
control
12
Bank
logic
latch
decoder
address
Bank 0
Row-
Latch
and
8
1
8,192
(4,096 x 256 x 64)
Sense amplifiers
DM mask logic
I/O gating
decoder
Column
Memory
Bank 0
(x64)
array
4,092
256
Bank 1
8
Bank 2
Bank 3
Micron Technology, Inc., reserves the right to change products or specifications without notice.
64
256Mb: x16, x32 Mobile DDR SDRAM
64
64
READ
latch
out
CK
CK
WRITE
drivers
FIFO
and
32
32
CK
in
MUX
COL 0
MASK
DATA
COL 0
64
8
CK
4
4
32
32
generator
DQS
registers
32
Input
General Description
©2005 Micron Technology, Inc. All rights reserved.
DATA
4
4
32
32
4
4
32
DQS
DRVRS
4
RCVRS
DQM0
DQM1
DQM2
DQM3
DQS0
DQS1
DQS2
DQS3
DQ0–
DQ31