IC42S16160 Datasheet, PDF (66/69 Pages) Integrated Circuit Solution Inc – 4M x 16Bit x 4 Banks (256-MBIT) SDRAM

IC42S16160
Full Page Random Column Write
Burst Length=Full Page, CAS Latency=2
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
CLK
t
CK2
CKE
CS
RAS
CAS
WE
*BS0
A10
Ra
Ra
Rb
ADD
Ra
Ra Ca Ca Cb
Cb
Cc
Cc
DQM
Rb
tRP
DQ ^Hi-Z
QAa0 QBa0 QAb0 QAb1 QBb0 QBb1 QAc0 QAc1 QAc2 QBc0 QBc1 QBc2
Activate
Command
Bank A
Activate
Command
Bank B
Write
Command
Bank B
Write
Command
Bank B
Write
Command
Bank A
Write
Command
Bank A
Write
Command
Bank A
Write
Precharge
Command Command Bank B (Bank D)
Bank B
(Precharge Termination)
Write Data
is masked
Activate
Command
Bank B
BS1=”L”, Bank C,D = Idle
66
Integrated Circuit Solution Inc.
DR037-0A 9/05/2003