MT47H32M16HR-25E:F Micron Technology Inc, MT47H32M16HR-25E:F Datasheet - Page 86
![](/photos/31/34/313419/mfg557-84-fbga_sml.jpg)
MT47H32M16HR-25E:F
Manufacturer Part Number
MT47H32M16HR-25E:F
Description
Manufacturer
Micron Technology Inc
Type
DDR2 SDRAMr
Datasheet
1.MT47H32M16HR-25EF.pdf
(132 pages)
Specifications of MT47H32M16HR-25E:F
Organization
32Mx16
Density
512Mb
Address Bus
15b
Access Time (max)
400ps
Maximum Clock Rate
800MHz
Operating Supply Voltage (typ)
1.8V
Package Type
FBGA
Operating Temp Range
0C to 85C
Operating Supply Voltage (max)
1.9V
Operating Supply Voltage (min)
1.7V
Supply Current
295mA
Pin Count
84
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MT47H32M16HR-25E:F
Manufacturer:
ON
Quantity:
700
Part Number:
MT47H32M16HR-25E:F
Manufacturer:
MICRON
Quantity:
20 000
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Initialization
Figure 41: DDR2 Power-Up and Initialization
DDR2 SDRAM must be powered up and initialized in a predefined manner. Operational procedures other than those specified may result in unde-
fined operation. Figure 41 illustrates, and the notes outline, the sequence required for power-up and initialization.
Command
Address
DQS
DM
DQ
V
V
V
ODT
V
V
CK#
CKE
DDQ
DDL
R
TT
CK
REF
DD
15
16
15
15
tt
1
low level 2
LVCMOS
High-Z
High-Z
High-Z
t
VTD 1
T0
t CL
V
clock (CK, CK#)
low level
T = 200µs (MIN) 3
Power-up:
SSTL_18
DD
t CK
and stable
t CL
2
NOP 3
Ta0
T = 400ns (MIN) 4
A10 = 1
Tb0
PRE
t RPA
EMR(2)
LM 5
Code
Tc0
t MRD
EMR(3)
Code
LM 6
Td0
t MRD
Code
LM 7
EMR
Te0
t MRD
DLL RESET
MR with
Code
LM 8
Tf0
t MRD
A10 = 1
PRE 9
Tg0
t RPA
200 cycles of CK are required before a READ command can be issued
REF 10
Th0
t RFC
See no te 10
REF 10
Ti0
t RFC
MR without
DLL RESET
LM 11
Code
Tj0
t MRD
OCD default
EMR with
LM 12
Code
Tk0
Indicates a Break in
Time Scale
t MRD
EMR with
OCD exit
LM 13
Code
Tl0
t MRD
operation
Don’t care
Normal
Valid 14
Valid
Tm0
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