50S116T
SDRAM
Operating Timing Example, continued
Self Refresh/Power-down Mode Exit Timing
Asynchronous Control
Input Buffer turn on time ( Power down mode exit time ) is specified byCtKS(min) + tCK(min)
A ) tCK < tCKS(min)+tCK(min)
tCK
CLK
CKE
t
CKS(min)+tCK(min)
Command
Command
NOP
Input Buffer Enable
B) tCK >= tCKS(min) + tCK (min)
t
CK
CLK
CKE
t
CKS(min)+tCK(min)
Command
Command
Input Buffer Enable
Note )
All Input Buffer(Include CLK Buffer) are turned off in the Power Down mode
and Self Refresh mode
NOP
Represents the No-Operation command
Command
Represents one command
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Tel:886-3-3214525
Email: server@ceramate.com.tw
Http: www.ceramate.com.tw
Rev 1.0 Aug.20,2002
Page 41 of 42
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
