IC42S16160 Datasheet, PDF (52/69 Pages) Integrated Circuit Solution Inc – 4M x 16Bit x 4 Banks (256-MBIT) SDRAM

IC42S16160
Interleaved Column Read Cycle (1 of 2)
Burst Length=4, 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
ADD
Ra
Cb
Ra
Ca
Cb
Cc
Cb
Cd
DQM
t
RCD
t
AC2
Hi-Z
DQ
QAa0 QAa1 QAa2 QAa3 QBa0 QBa1 QBb0 QBb1 QBc0 QBc1 QAb0 QAb1 QBd0 QBd1 QBd2 QBd3
Activate
Read Activate Read
Read Read
Read
Read
Command _Command Command _{Command Command Command} Command Command
Bank A
Bank A Bank B Bank B Bank B _{Bank B} Bank A Bank B
Precharge
Command
Bank A
BS1=”L”, Bank C,D = Idle
Precharge
Command
Bank B
52
Integrated Circuit Solution Inc.
DR037-0A 9/05/2003