MT46H8M32LFB5-6 IT:A TR Micron Technology Inc, MT46H8M32LFB5-6 IT:A TR Datasheet - Page 9
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MT46H8M32LFB5-6 IT:A TR
Manufacturer Part Number
MT46H8M32LFB5-6 IT:A TR
Description
IC DDR SDRAM 256MBIT 90VFBGA
Manufacturer
Micron Technology Inc
Type
DDR SDRAMr
Specifications of MT46H8M32LFB5-6 IT:A TR
Format - Memory
RAM
Memory Type
Mobile DDR SDRAM
Memory Size
256M (8Mx32)
Speed
166MHz
Interface
Parallel
Voltage - Supply
1.7 V ~ 1.95 V
Operating Temperature
-40°C ~ 85°C
Package / Case
90-VFBGA
Organization
8Mx32
Density
256Mb
Address Bus
14b
Access Time (max)
6.5/5ns
Maximum Clock Rate
166MHz
Operating Supply Voltage (typ)
1.8V
Package Type
VFBGA
Operating Temp Range
-40C to 85C
Operating Supply Voltage (max)
1.95V
Operating Supply Voltage (min)
1.7V
Supply Current
120mA
Pin Count
90
Mounting
Surface Mount
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
557-1279-2
MT46H8M32LFB5-6 IT:A TR
MT46H8M32LFB5-6 IT:A TR
Functional Block Diagrams
Figure 2: Functional Block Diagram (x16)
PDF: 09005aef834bf85b
256mb_mobile_ddr_sdram_t36n.pdf - Rev. H 11/09 EN
BA0, BA1
Address
CAS#
RAS#
WE#
CKE
CK#
CS#
CK
address
register
Standard mode
Extended mode
register
register
Control
logic
counter
Refresh
address
Row-
2
Mux
2
Column-
counter/
control
address
Bank
logic
latch
decoder
address
Bank 0
row-
latch
and
1
Sense amplifiers
DM mask logic
I/O gating
Column
decoder
memory
Bank 0
array
Bank 1
9
Bank 2
256Mb: x16, x32 Mobile LPDDR SDRAM
Bank 3
Micron Technology, Inc. reserves the right to change products or specifications without notice.
32
32
32
Read
latch
out
CK
CK
drivers
Write
FIFO
and
16
16
Functional Block Diagrams
CK
in
MUX
COL 0
Mask
Data
COL 0
32
4
CK
2
2
16
16
generator
DQS
registers
16
Input
©2008 Micron Technology, Inc. All rights reserved.
Data
2
2
16
16
2
2
16
DQS
DRVRS
2
RCVRS
LDM,
UDM
LDQS,
UDQS
DQ0–
DQ15