256MB / 512MB (x64)
168-PIN SDRAM DIMMs
.
Ta b le 17: AC Fu n ct io n a l Ch a ra ct e rist ics
Notes: 5, 6, 7, 8, 9, 11; notes appear on page 17
PARAMETER
SYMBOL -13E -133 -10E UNITS
NOTES
17
tCCD
tCKED
tPED
tDQD
tDQM
tDQZ
tDWD
tDAL
tDPL
tBDL
tCDL
tRDL
tMRD
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
1
1
1
0
0
2
0
4
2
1
1
2
2
1
1
1
0
0
2
0
5
2
1
1
2
2
1
1
1
0
0
2
0
4
2
1
1
2
2
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
14
14
17
17
DQM to data mask during WRITEs
DQMto data high-impedance during READs
WRITE command to input data delay
Data-into ACTIVE command
17
17
15, 21
16, 21
17
Data-into PRECHARGE command
Last data-in to burst STOP command
Last data-in to new READ/WRITE command
Lastdata-into PRECHARGE command
17
16, 21
26
LOADMODEREGISTER command to ACTIVE or REFRESH
command
tROH(3)
tROH(2)
tCK
tCK
Data-out to high-impedance from PRECHARGE
command
CL = 3
CL = 2
3
2
3
2
3
2
17
17
32,64 Meg x 64 SDRAM DIMMs
SD8_16C32_64x64AG_C.fm - Rev. C 11/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2002, Micron Technology Inc.
16