EM638165 Etron Technology Inc., EM638165 Datasheet - Page 53

• Manufacturer Part Number: EM638165
• Description: 4Mega x 16 Synchronous DRAM (SDRAM)
• Manufacturer: Etron Technology Inc.

Figure 16.2. Auto Precharge after Read Burst
Preliminary
A0~A9,A11
BA0,1
RAS#
CAS#
DQM
CKE
CS#
WE#
CLK
A10
DQ
High
Hi-Z
Command
Activate
Bank A
RAx
RAx
T0
t
CK2
T 1 T2
Command
Bank A
Read
CAx
T3
Command
Activate
Bank B
RBx
Ax0
RBx
T4
Ax1
Auto Precharge
T5
Read with
Command
Bank B
CBx
Ax2
T6
Ax3
T7
Bx0
T8
Bx1 Bx2
Auto Precharge
T9
Command
Read with
Bank A
53
RAy
T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Bx3
(Burst Length=4, CAS# Latency=2)
Command
Activate
Bank B
Ay0
RBy
RBy
Ay1
Auto Precharge
Command
Read with
Bank B
CBy
Ay2
Ay3
Command
Activate
Bank A
RAz
RAz
By0
By1 By2
Auto Precharge
Command
Read with
Rev 0.6
Bank A
CAz
EM638165
By3
Az0
Feb. 2001
Az1 Az2