MT46H8M32LFB5-6:A Micron Technology Inc, MT46H8M32LFB5-6:A Datasheet - Page 66
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MT46H8M32LFB5-6:A
Manufacturer Part Number
MT46H8M32LFB5-6:A
Description
Manufacturer
Micron Technology Inc
Type
DDR SDRAMr
Datasheet
1.MT46H8M32LFB5-6A.pdf
(96 pages)
Specifications of MT46H8M32LFB5-6:A
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
0C to 70C
Operating Supply Voltage (max)
1.95V
Operating Supply Voltage (min)
1.7V
Supply Current
120mA
Pin Count
90
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MT46H8M32LFB5-6:A
Manufacturer:
MICRON
Quantity:
20 000
Company:
Part Number:
MT46H8M32LFB5-6:A TR
Manufacturer:
Micron Technology Inc
Quantity:
10 000
Figure 29: Data Output Timing –
PDF: 09005aef834bf85b
256mb_mobile_ddr_sdram_t36n.pdf - Rev. H 11/09 EN
DQ[15:8] and UDQS, collectively
DQ (First data no longer valid)
DQ (First data no longer valid)
DQ (First data no longer valid)
DQ (First data no longer valid)
DQ[7:0] and LDQS, collectively
DQ (Last data valid)
DQ (Last data valid)
DQ (Last data valid)
DQ (Last data valid)
Notes:
UDQS
LDQS
1.
2.
3. DQ transitioning after DQS transitions define the
4. DQ0, DQ1, DQ2, DQ3, DQ4, DQ5, DQ6, or DQ7.
5.
CK#
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
CK
3
3
4
4
4
4
4
4
4
7
7
7
7
7
7
7
7
t
t
with DQS transition and ends with the last valid DQ transition.
er byte and UDQS defines the upper byte.
t
4
HP is the lesser of
DQSQ is derived at each DQS clock edge and is not cumulative over time and begins
QH is derived from
4
4
7
7
6
6
T1
t
DQSQ,
t HP
1
t
QH, and Data Valid Window (x16)
t HP
t
CL or
1
t DQSQ
t
HP:
t QH
t DQSQ
T2
5
t QH
Data valid
t
2
t
QH =
window
CH clock transition collectively when a bank is active.
66
Data valid
5
T2
T2
T2
window
t HP
2
T2
T2
T2
1
t
256Mb: x16, x32 Mobile LPDDR SDRAM
HP -
t DQSQ
T2n
t QH
t DQSQ
Data valid
t QH
5
t
window
Micron Technology, Inc. reserves the right to change products or specifications without notice.
2
QHS.
t HP
T2n
T2n
Data valid
T2n
5
window
2
1
T2n
T2n
T2n
T3
t DQSQ
t QH
t DQSQ
t QH
5
t HP
Data valid
2
window
Data valid
1
5
t
window
DQSQ window. LDQS defines the low-
T3
T3
T3
2
T3
T3n
T3
T3
t DQSQ
t DQSQ
t HP
t QH
t QH
1
Data valid
5
5
window
Data valid
©2008 Micron Technology, Inc. All rights reserved.
2
2
window
T3n
T3n
T4
T3n
T3n
T3n
T3n
READ Operation