MT48H8M32LFB5-75:H Micron Technology Inc, MT48H8M32LFB5-75:H Datasheet - Page 55

• Manufacturer Part Number: MT48H8M32LFB5-75:H
• Description: IC SDRAM 256MBIT 133MHZ 90VFBGA
• Manufacturer: Micron Technology Inc

Specifications of MT48H8M32LFB5-75:H

• Format - Memory: RAM
• Memory Type: Mobile SDRAM
• Memory Size: 256M (8Mx32)
• Speed: 133MHz
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.95 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 90-VFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 35:
PDF:09005aef8219eeeb/Source: 09005aef8219eedd
256mb_x16_sdram_y36m_1.fm - Rev G 6/09 EN
COMMAND
Precharge all
active banks
BA[1:0]
ADDR
DQM
CKE
CLK
A10
DQ
Power-Down Mode
High-Z
t CMS
t CKS
SINGLE BANK
t AS
PRECHARGE
ALL BANKS
Notes: 1. Violating refresh requirements during power-down may result in a loss of data.
BANK(S)
T0
t CMH
t CKH
t AH
Two clock cycles
All banks idle, enter
power-down mode
See Table 11 on page 46.
t CK
T1
NOP
t CKS
t CL
T2
NOP
Input buffers gated off while in
power-down mode
t CH
55
Exit power-down mode
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Micron Technology, Inc., reserves the right to change products or specifications without notice.
256Mb: x16, x32 Mobile SDRAM
t CKS
Tn + 1
NOP
All banks idle
©2006 Micron Technology, Inc. All rights reserved.
Timing Diagrams
Tn + 2
ACTIVE
BANK
ROW
ROW
DON’T CARE