MT48H32M16LFBF-75 IT:B Micron Technology Inc, MT48H32M16LFBF-75 IT:B Datasheet - Page 77

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

Specifications of MT48H32M16LFBF-75 IT: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: -40C to 85C
• Operating Supply Voltage (max): 1.95V
• Operating Supply Voltage (min): 1.7V
• Supply Current: 90mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Compliant

Figure 47: Auto Refresh Mode
PDF: 09005aef82ea3742
512mb_mobile_sdram_y47m.pdf – Rev. H 12/09 EN
Command
BA0, BA1
Address
DQM
CKE
A10
CLK
DQ
High-Z
Precharge all
active banks
t CKS
t CMS
t AS
Single bank
PRECHARGE
All banks
Bank(s)
T0
t CKH
t AH
t CMH
t CK
Note:
1. Back-to-back AUTO REFRESH commands are not required.
t RP
T1
NOP
T2
REFRESH
AUTO
512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
t CH
t RFC
NOP
77
(
(
(
(
(
(
(
)
(
)
(
)
(
)
)
)
)
)
)
(
(
(
)
(
(
(
(
)
(
(
)
)
(
)
(
)
)
)
)
)
)
(
(
(
(
(
)
(
(
)
)
)
)
(
)
)
)
(
(
(
)
)
)
)
NOP
Micron Technology, Inc. reserves the right to change products or specifications without notice.
t CL
Tn + 1
REFRESH
AUTO
t RFC
AUTO REFRESH Operation
NOP
(
(
(
(
(
)
(
(
(
(
)
(
)
(
)
)
)
(
)
)
)
)
)
(
)
(
(
(
(
(
)
(
)
)
(
)
)
)
(
(
(
(
(
)
)
(
)
)
)
)
)
(
)
(
)
)
NOP
© 2007 Micron Technology, Inc. All rights reserved.
To + 1
ACTIVE
Row
Bank
Row
Don’t Care