ic42s16400 ETC-unknow, ic42s16400 Datasheet - Page 53

• Manufacturer Part Number: ic42s16400
• Description: 1m X 16bit X 4 Banks 64-mbit Sdram
• Manufacturer: ETC-unknow

IC42S16400
Interleaved Column Write Cycle (1 of 2)
BS1=”L”, Bank C,D = Idle
Integrated Circuit Solution Inc.
DR034-0E 12/02/2003
*BS0
DQM
ADD
CKE
CAS
RAS
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
CK2
t
RCD
t
RRD
Command
Bank A
Write
DAa0 DAa1 DAa2 DAa3 DBa0 DBa1
Ca
Activate
Command
Bank B
Ra
Ra
Command
Bank B
Write
Ca
Command
Bank B
DBb0
Write
Cb
DBb1
Command
Bank B
Write
DBc0 DBc1
Cc
Command
Bank A
Write
DAb0
Cb
DAb1
Command
Bank B
Write
DBd0
Cb
Precharge
Command
Bank A
DBd1
Burst Length=4, CAS Latency=2
t
DBd2 DBd3
RP
t
DPL
Precharge
Command
Bank B
53