em636165 Etron Technology Inc., em636165 Datasheet - Page 41

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

Figure 13.2. Read and Write Cycle
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CLK
CKE
CS#
RAS#
CAS#
WE#
A11
A10
A0-A9
DQM
DQ
Hi-Z
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10
Activate
Cammand
Bank A
RAx
RAx
RAx
t
CK
Read
Command
Bank A
CAx
Ax0
Ax1 Ax2 Ax3
(Burst Length=4, CAS# Latency=3)
41
T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
DAy0 DAy1
Write
Command
Bank A
CAy
The Write Data
is Masked with a
Zero Clock
Latency
DAy3
Read
Command
Bank A
CAz
Rev. 3.4
EM636165
Az0
“H” or “L”
Az1
The Read Data
is Masked with a
Two Clock
Latency
Apr. 2008
Az3