ic42s16160 ETC-unknow, ic42s16160 Datasheet - Page 58

• Manufacturer Part Number: ic42s16160
• Description: 4m X 16bit X 4 Banks 256-mbit Sdram
• Manufacturer: ETC-unknow

IC42S16160
Auto Precharge after Write Burst (1 of 2)
BS1=”L”, Bank C,D = Idle
58
*BS0
DQM
CKE
ADD
RAS
CAS
CLK
A10
WE
DQ
CS
Command
High
Hi-Z
Activate
Bank A
Ra
Ra
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
t
Command
CK2
Bank A
Write
QAa0 QAa1 QAa2 QAa3 QBa0 QBa1
Ca
Command
Activate
Bank B
Ra
Ra
Auto Precharge
Command
Write with
Bank B
Ca
QBa2
QBa3
Auto Precharge
Write with
Command
Bank A
QAb0 QAb1
Cb
Start Auto Precharge
Bank B
Command
QAb2
Activate
Bank B
Rb
Rb
QAb3
Auto Precharge
Write with
Command
Bank B
QBb0
Cb
Start Auto Precharge
Bank A
QBb1
Command
Activate
Bank A
QBb2 QBb3
Rc
Rc
Burst Length=4, CAS Latency=2
Integrated Circuit Solution Inc.
Auto Precharge
Write with
Bank A
QAc0 QAc1 QAc2 QAc3
Cc
Start Auto Precharge
Bank B
DR037-0A 9/05/2003
Precharge
Start Auto
Bank A