EM638165 Etron Technology Inc., EM638165 Datasheet - Page 54

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

Figure 16.3. Auto Precharge after Read Burst
Preliminary
A0~A9,A11
BA0,1
RAS#
CAS#
DQM
CKE
CS#
CLK
WE#
A10
DQ
High
Hi-Z
Command
Activate
Bank A
RAx
RAx
T0
t
T 1 T2
CK3
Command
Bank A
Read
CAx
T3
Command
Activate
Bank B
RBx
RBx
T4
T5
Ax0
Auto Precharge
T6
Command
Read with
Bank B
CBx
Ax1
T7
Ax2
T8
Ax3
T9
54
Bx0
Auto Precharge
T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Command
Read with
Bank A
CAy
Bx1 Bx2
(Burst Length=4, CAS# Latency=3)
Bx3
Command
Activate
Bank B
RBy
Ay0
RBy
Ay1
Ay2
Auto Precharge
Read with
Command
Bank B
Ay3
CBy
Rev 0.6
EM638165
By0
Feb. 2001
By1 By2
By3