512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
Features
Mobile LPSDR SDRAM
MT48H32M16LF – 8 Meg x 16 x 4 Banks
MT48H16M32LF/LG – 4 Meg x 32 x 4 Banks
Options
Marking
Features
• VDD/VDDQ = 1.7–1.95V
• Fully synchronous; all signals registered on positive
edge of system clock
• Internal, pipelined operation; column address can
be changed every clock cycle
• VDD/VDDQ: 1.8V/1.8V
• Addressing
H
– Standard addressing option
– Reduced page size option1
• Configuration
– 32 Meg x 16 (8 Meg x 16 x 4
banks)
LF
LG
32M16
16M32
• Four internal banks for concurrent operation
– 16 Meg x 32 (4 Meg x 32 x 4
banks)
• Programmable burst lengths: 1, 2, 4, 8, and continu-
ous
• Plastic “green” packages
– 54-ball VFBGA (8mm x 8mm)2
– 90-ball VFBGA (8mm x 13mm)3
• Timing – cycle time
– 6ns at CL = 3
• Auto precharge, includes concurrent auto precharge
• Auto refresh and self refresh modes
B4
B5
• LVTTL-compatible inputs and outputs
• On-chip temperature sensor to control self refresh
rate
-6
-75
– 7.5ns at CL = 3
• Power
– Standard IDD2/IDD7
– Low-power IDD2/IDD7
• Operating temperature range
– Commercial (0˚C to +70˚C)
– Industrial (–40˚C to +85˚C)
– Automotive (–40˚C to +105˚C)
• Revision
• Partial-array self refresh (PASR)
• Deep power-down (DPD)
None
L
1
• Selectable output drive strength (DS)
• 64ms refresh period; 32ms for automotive tempera-
ture
None
IT
AT
:C
1. Contact factory for availability.
Notes:
2. Available only for x16 configuration.
3. Available only for x32 configuration.
Table 1: Configuration Addressing
16 Meg x 32 Reduced
Architecture
32 Meg x 16
4
16 Meg x 32
4
Page Size Option1
Number of banks
Bank address balls
Row address balls
Column address balls
4
BA0, BA1
A[12:0]
A[9:0]
BA0, BA1
A[12:0]
A[8:0]
BA0, BA1
A[13:0]
A[7:0]
1. Contact factory for availability.
Note:
PDF: 09005aef8459c827
512mb_mobile_sdram_y67m_at.pdf – Rev. C 10/2018 EN
Micron Technology, Inc. reserves the right to change products or specifications without notice.
1
© 2011 Micron Technology, Inc. All rights reserved.
Products and specifications discussed herein are subject to change by Micron without notice.