参数资料
型号: MT18LSDT1672AY-13EXX
元件分类: DRAM
英文描述: 16M X 72 SYNCHRONOUS DRAM MODULE, 5.4 ns, DMA168
封装: LEAD FREE, MO-161, DIMM-168
文件页数: 13/25页
文件大小: 553K
代理商: MT18LSDT1672AY-13EXX
64MB x72, ECC, SR), 128MB (x72, ECC, DR)
168-PIN SDRAM UDIMM
09005aef807b3709
Micron Technology, Inc., reserves the right to change products or specifications without notice.
SD9_18C8_16x72AG.fm - Rev. E 6/04 EN
20
2004 Micron Technology, Inc.
Figure 10: SPD EEPROM Timing Diagram
Table 18:
EEPROM Device Select Code
The most significant bit (b7) is sent first
SELECT CODE
DEVICE TYPE IDENTIFIER
CHIP ENABLE
RW
b7
b6
b5
b4
b3
b2
b1
b0
Memory Area Select Code (two arrays)
10
SA2
SA1
SA0
RW
Protection Register Select Code
01
10
SA2
SA1
SA0
RW
Table 19:
EEPROM Operating Modes
MODE
RW BIT
WC
BYTES
INITIAL SEQUENCE
Current Address Read
1
VIH or VIL
1
Start, Device Select, RW = 1
RandomAddressRead
0
VIH or VIL
1
Start, Device Select, RW= 0, Address
1
VIH or VIL
RESTART, Device Select, RW= 1
Sequential Read
1
VIH or VIL
≥ 1
Similar to Current or Random Address Read
Byte Write
0VIL
1
START, Device Select, RW = 0
Page Write
0VIL
≤ 16
START, Device Select, RW = 0
SCL
SDA IN
SDA OUT
tLOW
tSU:STA
tHD:STA
tF
tHIGH
tR
tBUF
tDH
tAA
tSU:STO
tSU:DAT
tHD:DAT
UNDEFINED
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