MT36VDDF25672Y-335F3 Micron Technology Inc, MT36VDDF25672Y-335F3 Datasheet - Page 30
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MT36VDDF25672Y-335F3
Manufacturer Part Number
MT36VDDF25672Y-335F3
Description
MODULE DDR 2GB 184-RDIMM
Manufacturer
Micron Technology Inc
Specifications of MT36VDDF25672Y-335F3
Memory Type
DDR SDRAM
Memory Size
2GB
Speed
166MHz
Package / Case
184-DIMM
Main Category
DRAM Module
Sub-category
DDR SDRAM
Module Type
184RDIMM
Device Core Size
72b
Organization
256Mx72
Total Density
2GByte
Chip Density
512Mb
Maximum Clock Rate
333MHz
Operating Supply Voltage (typ)
2.5V
Operating Current
3.24A
Number Of Elements
36
Operating Supply Voltage (max)
2.7V
Operating Supply Voltage (min)
2.3V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Pin Count
184
Mounting
Socket
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
557-1343
Table 21: EEPROM Device Select Code
The most significant bit (b7) is sent first
Table 22: EEPROM Operating Modes
pdf: 09005aef80772fd2, source: 09005aef8075ebf6
DDF36C128_256x72G.fm - Rev. D 9/04 EN
SDA OUT
SELECT CODE
MODE
Memory Area Select Code (two arrays)
Protection Register Select Code
Current Address Read
Random Address Read
Sequential Read
Byte Write
Page Write
SDA IN
SCL
t SU:STA
Figure 18: SPD EEPROM Timing Diagram
RW BIT
t F
1
0
1
1
0
0
t HD:STA
t LOW
t AA
V
V
V
V
IH
IH
IH
IH
WC
V
V
or V
or V
or V
or V
IL
IL
b7
IL
IL
IL
IL
t HIGH
1
0
DEVICE TYPE IDENTIFIER
t HD:DAT
BYTES
30
1
1
1
1
16
1
b6
0
1
t DH
INITIAL SEQUENCE
START, Device Select, RW = ‘1’
START, Device Select, RW = ‘0’, Address
reSTART, Device Select, RW = ‘1’
Similar to Current or Random Address Read
START, Device Select, RW = ‘0’
START, Device Select, RW = ‘0’
t R
Micron Technology, Inc., reserves the right to change products or specifications without notice.
b5
1
1
t SU:DAT
1GB, 2GB (x72, ECC, DR)
b4
0
0
184-PIN DDR RDIMM
SA2
SA2
b3
CHIP ENABLE
©2004 Micron Technology, Inc. All rights reserved.
SA1
SA1
b2
t SU:STO
t BUF
SA0
SA0
b1
UNDEFINED
RW
RW
RW
b0