em636165 Etron Technology Inc., em636165 Datasheet - Page 53

• Manufacturer Part Number: em636165
• Description: 1m X 16 Bit Synchronous Dram Sdram
• Manufacturer: Etron Technology Inc.

Figure 19.2. Full Page Write Cycle
Etron Confidential
CAS#
WE#
DQM
RAS#
CS#
CLK
CKE
A0-A9
DQ
A11
A10
Hi-Z
Activate
Cammand
Bank A
High
RAx
RAx
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10
t
CK
Write
Command
Bank A
DAx
CAx
DAx+1 DAx+2 DAx+3 DAx-1
Activate
Cammand
Bank B
RBx
RBx
The burst counter wraps
from the highest order
page address back to zero
during this time interval
DAx
(Burst Length=Full Page, CAS# Latency=3)
DAx+1
Write
Command
Bank B
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
DBx
CBx
53
DBx+1 DBx+2 DBx+3 DBx+4 DBx+5
T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Burst Stop
Command
Precharge
Command
Bank B
Data is ignored
Rev. 3.4
EM636165
Activate
Command
Bank B
RBy
RBy
“H” or “L”
Apr. 2008