MT46V32M8FG-75 L:G TR Micron Technology Inc, MT46V32M8FG-75 L:G TR Datasheet - Page 55

• Manufacturer Part Number: MT46V32M8FG-75 L:G TR
• Description: IC DDR SDRAM 256MBIT 60FBGA
• Manufacturer: Micron Technology Inc

Specifications of MT46V32M8FG-75 L:G TR

• Format - Memory: RAM
• Memory Type: DDR SDRAM
• Memory Size: 256M (32M x 8)
• Speed: 7.5ns
• Interface: Parallel
• Voltage - Supply: 2.3 V ~ 2.7 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 60-FBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 21:
PDF: 09005aef80768abb/Source: 09005aef82a95a3a
DDR_x4x8x16_Core2.fm - 256Mb DDR: Rev. O, Core DDR: Rev. B 1/09 EN
INITIALIZATION Flow Diagram
Step
10
11
12
13
14
15
16
17
18
19
20
21
1
2
3
4
5
6
7
8
9
Assert NOP or DESELECT commands for t RFC
Configure load mode register and reset DLL
Optional LMR command to clear DLL bit
Assert NOP or DESELECT for t MRD time
Assert NOP or DESELECT for t MRD time
Assert NOP or DESELECT for t MRD time
Bring CKE HIGH with a NOP command
DRAM is ready for any valid command
Assert NOP or DESELECT for t RFC time
Assert NOP or DESELECT for t RP time
Assert NOP or DESELECT for t RP time
Configure extended mode register
Issue AUTO REFRESH command
Issue AUTO REFRESH command
CKE must be LVCMOS LOW
Apply stable CLOCKs
V
Wait at least 200µs
Apply V
DD
PRECHARGE ALL
PRECHARGE ALL
and V
REF
DD
and V
Q ramp
TT
53
Micron Technology, Inc., reserves the right to change products or specifications without notice.
256Mb: x4, x8, x16 DDR SDRAM
©2003 Micron Technology, Inc. All rights reserved.
Operations