em636165 Etron Technology Inc., em636165 Datasheet - Page 27

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

Figure 6.1. Clock Suspension During Burst Read (Using CKE)
Etron Confidential
CLK
CAS#
CKE
CS#
RAS#
WE#
A11
A10
A0-A9
DQM
DQ
Hi-Z
Note: CKE to CLK disable/enable = 1 clock
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10
Activate
Cammand
Bank A
RAx
RAx
(Burst Length=4, CAS# Latency=2)
t
CK
Read
Command
Banka
CAx
Ax0
Clock Suspend
1 Cycle
Ax1
Clock Suspend
2 Cycles
Ax2
27
T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Clock Suspend
3 Cycles
Ax3
t
HZ
Rev. 3.4
EM636165
“H” or “L”
Apr. 2008