MT49H16M36BM-25IT:A Micron Technology Inc, MT49H16M36BM-25IT:A Datasheet - Page 42

• Manufacturer Part Number: MT49H16M36BM-25IT:A
• Manufacturer: Micron Technology Inc
• Type: RLDRAMr

Specifications of MT49H16M36BM-25IT:A

• Organization: 16Mx36
• Address Bus: 23b
• Operating Supply Voltage (typ): 1.8V
• Package Type: uBGA
• Operating Temp Range: -40C to 85C
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Pin Count: 144
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Compliant

Figure 17:
PDF: 09005aef80a41b46/Source: 09005aef809f284b
RLDRAM_II_CIO_Core.fm - Rev. D 6/09 EN
BANK ADDRESS
COMMAND
ADDRESS
V
V
DK#
V
CK#
DQ
V
DD
REF
DM
V
DK
R
CK
EXT
DD
TT
TT
Q
High-Z
Power-Up/Initialization Sequence
NOP
T0
Notes:
t CKH
t DKH
Power-up:
V
clock (CK, CK#)
DD
t CK
t DK
and stable
t CKL
t DKL
NOP
1. Recommend all address pins held LOW during dummy MRS commands.
2. A10–A17 must be LOW.
3. DLL must be reset if
4. CK and CK# must be separated at all times to prevent bogus commands from being issued.
5. The sequence of the eight AUTO REFRESH commands (with respect to the 1,024 NOP com-
T1
T = 200µs (MIN)
mands) does not matter. As is required for any operation,
AUTO REFRESH command and a subsequent VALID command to the same bank.
576Mb: x9, x18, x36 2.5V Vext, 1.8V Vdd, HSTL, CIO, RLDRAM II
NOP
T2
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NOP
T3
t
CK or Vdd are changed.
CODE
MRS
T4
42
1,2
CODE
Micron Technology, Inc., reserves the right to change products or specifications without notice.
MRS
T5
1,2
CODE
MRS
T6
2
t MRSC
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t
RC must be met between an
Bank 0
T7
REF
©2004 Micron Technology, Inc. All rights reserved.
all banks 5
Refresh
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Indicates a break in
time scale
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Bank 7
T8
REF
1,024 NOP
commands
Operations
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VALID
VALID
VALID
T9
DON’T CARE