MT46V32M4TG-6T:D TR Micron Technology Inc, MT46V32M4TG-6T:D TR Datasheet - Page 82
![IC DDR SDRAM 128MBIT 6NS 66TSOP](/photos/7/22/72288/mfg557-66-tsop_sml.jpg)
MT46V32M4TG-6T:D TR
Manufacturer Part Number
MT46V32M4TG-6T:D TR
Description
IC DDR SDRAM 128MBIT 6NS 66TSOP
Manufacturer
Micron Technology Inc
Datasheet
1.MT46V32M4TG-6TD_TR.pdf
(93 pages)
Specifications of MT46V32M4TG-6T:D TR
Format - Memory
RAM
Memory Type
DDR SDRAM
Memory Size
128M (32Mx4)
Speed
6ns
Interface
Parallel
Voltage - Supply
2.3 V ~ 2.7 V
Operating Temperature
0°C ~ 70°C
Package / Case
66-TSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
557-1024-2
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Figure 44:
09005aef8074a655
128MBDDRx4x8x16_2.fm - Rev. J 4/05 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
Configure Load Mode Register and reset DLL
Assert NOP or DESELECT commands for t RFC
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
DRAM is ready for any valid command
Assert NOP or DESELECT for t RFC time
Bring CKE High with a NOP command
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 200us
Apply V
DD
PRECHARGE ALL
PRECHARGE ALL
and V
REF
DD
and V
Q Ramp
TT
82
Micron Technology, Inc., reserves the right to change products or specifications without notice.
128Mb: x4, x8, x16 DDR SDRAM
©2000 Micron Technology, Inc. All rights reserved.
Initialization
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