IC42S16160 Datasheet, PDF (39/69 Pages) Integrated Circuit Solution Inc – 4M x 16Bit x 4 Banks (256-MBIT) SDRAM

IC42S16160
Power Down Mode and Clock Mask
Burst Length=4, CAS Latency=2
CLK
CKE
CS
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
t
CK2
t
CKS
tCKH
VALID
t
CKS
RAS
CAS
WE
*BS0
A10
RAa
ADD
RAa
CAa
DQM
Hi-Z
DQ
QAa0 QAa1
Activate
Command
Bank A
ACTIVE
STANDBY
Read
Command
Bank A
Power Down Power Down
Mode Entry Mode Exit
Clock Mask
Start
QAa2
Clock Mask
End
QAa3
Precharge
Command
Power Down
Mode Entry
BS1=”L”, Bank C,D = Idle
Integrated Circuit Solution Inc.
DR037-0A 9/05/2003
Precharge
Standby
Power
Down
Mode
Exit _Command
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