EM636165_06 Datasheet, PDF (72/75 Pages) Etron Technology, Inc. – 1Mega x 16 Synchronous DRAM (SDRAM)

EtronTech
1M x 16 SDRAM
EM636165
Figure 24.2. Precharge Termination of a Burst
(Burst Length=8 or Full Page, CAS# Latency=2)
T0 T 1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
CL K
tCK2
CKE ^High
CS#
RAS#
CAS#
WE #
A11
A10
RAx
RAy
RAz
A0~A9
RAx
CAx
RAy
CAy
RAz
CAz
tWR tRP
tRP
tRP
DQ M
DQ
DAx0 DAx1DAx2 DAx3
Ay0 Ay1 Ay2
Az0 Az1 Az2
Activate
Command
Bank A
W rite
Command
Bank A
Precharge
Command
Bank A
Precharge Termination
of a Write Burst.
Writedata is masked.
Activate
Command
Bank A
Read
Command
Bank A
Precharge
Command
Bank A
Activate
Command
Bank A
Read
Precharge
Command
Command
Bank A
Bank A
Precharge Termination
of a Read Burst
Preliminary
72
Rev. 2.7 Mar. 2006