mt8vddt6464hg-40b Micron Semiconductor Products, mt8vddt6464hg-40b Datasheet - Page 22

• Manufacturer Part Number: mt8vddt6464hg-40b
• Description: 256mb, 512mb X64, Sr Pc3200 200-pin Ddr Sodimm
• Manufacturer: Micron Semiconductor Products

Table 16: EEPROM Device Select Code
Most significant bit (b7) is sent first
Table 17: EEPROM Operating Modes
pdf: 09005aef80b577e4, source: 09005aef80921669
DDA8C32_64x64HG.fm - Rev. D 9/04 EN
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 OUT
SDA IN
SCL
t SU:STA
Figure 13: 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
b7
t HIGH
1
0
IL
IL
IL
IL
DEVICE TYPE IDENTIFIER
t HD:DAT
BYTES
22
1
1
1
1
16
1
b6
0
1
256MB, 512MB (x64, SR) PC3200
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
b4
0
0
200-PIN DDR SODIMM
SA2
SA2
b3
CHIP ENABLE
SA1
SA1
b2
t SU:STO
t BUF
©2004 Micron Technology, Inc.
SA0
SA0
b1
UNDEFINED
RW
RW
RW
b0