ESMT
M13S128168A
Power up & Initialization Sequence
11
12
13
15
17
19
1
2
3
9
10
14
16
18
6
8
4
5
7
0
C L K
C L K
Hi gh l evel i s r equ i r ed
C K E
C S
R A S
C A S
W E
BA0
BA1,A9, A11
A10/AP
A8
A7
AD DR ES S KE Y
A1~A6
A0
M i n im u m 2 00 Cyc l e
H i gh - Z
D Q
tR P
H i gh - Z
tR P
tR F C
Mi ni mu m of
tR F C
2
R ef r es h Cyc les ar e r equ ir ed
DQ S
Pr echarge
All B an k
E M R S
DLL Enable
Any
Com m an d
Prechar ge
All B an k
2nd Auto Ref r esh
M ode R es i st er S et
Power & Cl ock m us t be
stable f or 200us
1st Auto Ref r es h
M R S
DLL Reset
:
Don 't Car e
Elite Semiconductor Memory Technology Inc.
Publication Date : Jun. 2007
Revision : 1.8 45/49