mt18lsdt12872a Micron Semiconductor Products, mt18lsdt12872a Datasheet - Page 18

• Manufacturer Part Number: mt18lsdt12872a
• Description: Synchronous Dram Module
• Manufacturer: Micron Semiconductor Products

Table 17:
PDF: 09005aef8088b1bf/Source: 09005aef808807ca
SD9_18C64_128X72AG.fm - Rev. C 6/05 EN
Parameter
READ/WRITE command to READ/WRITE command
CKE to clock disable or power-down entry mode
CKE to clock enable or power-down exit setup mode
DQM to input data delay
DQM to data mask during WRITEs
DQM to data High-Z during READs
WRITE command to input data delay
Data-in to ACTIVE command
Data-in to PRECHARGE command
Last data-in to burst STOP command
Last data-in to new READ/WRITE command
Last data-in to PRECHARGE command
LOAD MODE REGISTER command to ACTIVE or REFRESH command
Data-out to High-Z from PRECHARGE command
.
AC Functional Characteristics
Notes: 5, 6, 7, 8, 9, 11, 31; notes appear on page 19
512MB (SR), 1GB (DR): (x72, ECC) 168-Pin SDRAM UDIMM
18
CL = 3
CL = 2
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Symbol
t
t
ROH(3)
ROH(2)
t
t
t
t
t
t
t
CKED
t
t
DQM
DWD
t
t
t
t
DQD
MRD
DQZ
CCD
DAL
PED
DPL
BDL
CDL
RDL
AC Operating Specifications
-13E
1
1
1
0
0
2
0
4
2
1
1
2
2
3
2
©2002 Micron Technology, Inc. All rights reserved.
-133
1
1
1
0
0
2
0
5
2
1
1
2
2
3
2
Units
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
Notes
15, 21
16, 21
16, 21
17
14
14
17
17
17
17
17
17
26
17
17