em636165 Etron Technology Inc., em636165 Datasheet - Page 51

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

Figure 18.2. Full Page Read Cycle
Etron Confidential
A11
CLK
CKE
CS#
RAS#
CAS#
WE#
A10
A0-A9
DQM
DQ
Hi-Z
Activate
Cammand
Bank A
High
RAx
RAx
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10
t
CK
Read
Command
Bank A
CAx
Activate
Cammand
Bank B
RBx
RBx
Ax
The burst counter wraps
from the highest order
page address back to zero
during this time interval
Ax+1
Ax+2
(Burst Length=Full Page, CAS# Latency=3)
Ax-2
Read
Command
Bank B
Ax-1 Ax Ax+1
CBx
51
T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
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
Bx
Bx+1 Bx+2
Burst Stop
Command
Bx+3 Bx+4
Precharge
Command
Bank B
Bx+5
Rev. 3.4
t
RP
EM636165
Activate
Command
Bank B
RBy
RBy
“H” or “L”
Apr. 2008