IC42S81600 Datasheet, PDF (45/69 Pages) Integrated Circuit Solution Inc – 4(2)M x 8(16) Bits x 4 Banks (128-MBIT) SYNCHRONOUS DYNAMIC RAM

IC42S81600/IC42S81600L
IC42S16800/IC42S16800L
Random Column Write (Page With Same Bank) (1 of 2)
Burst Length=4, CAS Latency=3
CLK
CKE
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
t
CK
CS
RAS
CAS
WE
*BS0
A10
Ra
Rd
ADD
Ra
Ca
Cb
Cc
Rd
Cd
DQM
DQ ^Hi-Z
Da0 Da1 Da2 Da3 Db0 Db1 Dc0 Dc1 Dc2 Dc3
Dd0 Dd1
Activate
Command
Bank B
Write
Command
Bank B
Write
Write
Command Command
Bank B Bank B
Precharge
Command
Bank B
Activate
Command
Bank B
Write
Command
Bank B
BS1=”L”, Bank C,D = Idle
Integrated Circuit Solution Inc.
45
DR023-0E 6/11/2004