ic42s16160 ETC-unknow, ic42s16160 Datasheet - Page 55
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ic42s16160
Manufacturer Part Number
ic42s16160
Description
4m X 16bit X 4 Banks 256-mbit Sdram
Manufacturer
ETC-unknow
Datasheet
1.IC42S16160.pdf
(69 pages)
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IC42S16160
Interleaved Column Write Cycle (2 of 2)
BS1=”L”, Bank C,D = Idle
Integrated Circuit Solution Inc.
DR037-0A 9/05/2003
DQM
CKE
RAS
CAS
*BS0
ADD
CLK
A10
WE
DQ
CS
Hi-Z
Command
Activate
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Bank A
Ra
Ra
t
CK3
t
t
RRD
RCD
Command
Bank A
Write
QAa0 QAa1 QAa2 QAa3 QBa0 QBa1
Ca
Command
Activate
Bank B
Ra
Ra
Command
Bank B
Write
Ca
Command
QBb0
Bank B
Write
Cb
QBb1
Command
Bank B
Write
QBc0 QBc1
Cc
Command
Bank A
Write
QAb0
Cb
QAb1
Command
Bank B
t
DPL
QBd0
Write
Cd
Burst Length=4, CAS Latency=3
Precharge
Command
Bank A
QBd1
QBd2 QBd3
t
RP
t
Precharge
Command
DPL
Bank B
55