MT48H32M16LFBF-75:B Micron Technology Inc, MT48H32M16LFBF-75:B Datasheet - Page 39

• Manufacturer Part Number: MT48H32M16LFBF-75:B
• Manufacturer: Micron Technology Inc
• Type: SDRAMr

Specifications of MT48H32M16LFBF-75:B

• Organization: 32Mx16
• Density: 512Mb
• Address Bus: 15b
• Access Time (max): 8/5.4ns
• Maximum Clock Rate: 133MHz
• 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: 90mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Compliant

Command 1
Figure 12: Initialize and Load Mode Register
PDF: 09005aef82ea3742
512mb_mobile_sdram_y47m.pdf – Rev. H 12/09 EN
BA0, BA1
Address
DQM
CLK
CKE
A10
Power-up:
CLK stable
DQ
V
DD
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T = 100µs
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CKS
Notes:
NOP
T0
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High-Z
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CMH
CKH
t
CK
1. PRE = PRECHARGE command, AR = AUTO REFRESH command, LMR = LOAD MODE REGIS-
2. NOPs or DESELECTs must only be provided during
3. NOPs or DESELECTs must only be provided during
TER command.
Precharge
All banks
all banks
t
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PRE
T1
t AH
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512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
Tn + 1
AR
t
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RFC
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To + 1
AR
Micron Technology, Inc. reserves the right to change products or specifications without notice.
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2
Load mode
t AS t AH
t
AS
register
BA0 = L,
BA1 = L
Code
Code
Tp + 1
LMR
t
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RFC time.
MRD time.
AH
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MRD
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Load extended
mode register
3
© 2007 Micron Technology, Inc. All rights reserved.
BA0 = L,
BA1 = H
Code
BA0 = L,
Code
BA1 = L
LMR
Tq + 1
t
Initialization
MRD
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Valid
Valid
Valid
Valid
Tr + 1
Don’t Care
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