MT8VDDT6464HD Micron Semiconductor Products, MT8VDDT6464HD Datasheet - Page 25

• Manufacturer Part Number: MT8VDDT6464HD
• Description: (MT8VDDTxx64HD) 200-Pin DDR Sdram Sodimms
• Manufacturer: Micron Semiconductor Products

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Table 18: EEPROM Device Select Code
The most significant bit (b7) is sent first
Table 19: EEPROM Operating Modes
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DD8C16_32_64x64HDG_B.fm - Rev. B 7/03 EN
Memory Area Select Code (two arrays)
Protection Register Select Code
MODE
Current Address Read
Random Address Read
Sequential Read
Byte Write
Page Write
SDA OUT
SDA IN
SCL
SELECT CODE
t SU:STA
Figure 15: SPD EEPROM Timing Diagram
t F
RW BIT
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
t HIGH
IL
IL
IL
IL
DEVICE TYPE IDENTIFIER
b7
t HD:DAT
1
0
BYTES
£ 16
25
³ 1
1
1
1
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.
128MB, 256MB, 512MB (x64)
b5
1
1
t SU:DAT
b4
0
0
200-PIN DDR SODIMM
SA2
SA2
b3
CHIP ENABLE
©2003 Micron Technology, Inc. All rights reserved.
SA1
SA1
b2
t SU:STO
SA0
SA0
t BUF
b1
UNDEFINED
RW
RW
RW
b0