IC42S16800 ICSI [Integrated Circuit Solution Inc], IC42S16800 Datasheet - Page 63

• Manufacturer Part Number: IC42S16800
• Description: 4(2)M x 8(16) Bits x 4 Banks (128-MBIT) SYNCHRONOUS DYNAMIC RAM
• Manufacturer: ICSI [Integrated Circuit Solution Inc]

IC42S81600/IC42S81600L
IC42S16800/IC42S16800L
Full Page Write Cycle (2 of 2)
BS1=”L”, Bank C,D = Idle
Integrated Circuit Solution Inc.
DR023-0E 6/11/2004
*BS0
DQM
CKE
CAS
ADD
RAS
CLK
A10
WE
DQ
CS
High
Hi-Z
Command
Activate
Bank A
Ra
Ra
T0 T1 T2 T3 T4 T5 T6 T7
t
CK3
Command
Bank A
Write
DAa
Ca
DAa+1
Command
Bank B
Activate
DAa+2 DAa+3 DAa-1
Ra
Ra
The burst counter wraps
from the highest order
page address back to zero
during this time interval
DAa
T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
DAa+1
Command
Write
Bank B
DBa
Ca
Full page burst operation
does not terminate when
the burst length is satisfied;
the burst counter increments
and continues bursting
beginning with the starting
address
DBa+1 DBa+2 DBa+3 DBa+4 DBa+5
Burst Length=Full Page, CAS Latency=3
t BDL
Burst Stop
Command
Precharge
Command
Bank B
Data is ignored.
Command
Activate
Bank B
Rb
Rb
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