K4N26323AE Datasheet, PDF (28/52 Pages) Samsung semiconductor – 128Mbit GDDR2 SDRAM

K4N26323AE-GC
128M GDDR2 SDRAM
The On-die Termination on/off status on DRAM is in accompany with DRAM operation mode.
Power consumption by On-die termination can be reduced by issuing power down mode.
On-Die Termination (ODT) Status
of 1 Bank System
Mode
Self_refresh
Power Down
Active
All banks idle
READ
A10=1
A10=0
Pin
All
CK, /CK
Other pins
All
CK, /CK, ADD’s, CMD
DQ’s, DQS’s, /DQS’s, DM’s
CK, /CK, ADD’s, CMD, DM,s
DQ’s, DQS’s, /DQS’s
CK, /CK, ADD’s, CMD, DM,s
DQ’s, DQS’s, /DQS’s
ODT of DRAM
OFF
ON
OFF
ON
ON
ON
ON
OFF
ON
ON
* A10 in EMRS code is used for On-Die Termination of DQ’s off when Read data comes out
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Rev. 1.7 (Jan. 2003)