m52s128168a-7tig Elite Semiconductor Memory Technology Inc., m52s128168a-7tig Datasheet - Page 30

• Manufacturer Part Number: m52s128168a-7tig
• Description: 2m X 16 Bit X 4 Banks Synchronous Dram
• Manufacturer: Elite Semiconductor Memory Technology Inc.

ESMT
Basic Timing (Setup, Hold and Access Time @ BL=4, CL=3)
Note 1. t
Elite Semiconductor Memory Technology Inc.
C O M M A N D
B A 0 , B A 1
( A 0 ~ A n )
A
A D D R
1 0
C K E
C L K
C L K
C A S
R A S
D Q S
D M
/ A P
C S
W E
D Q
HP
Active
is lesser of t
BAa
Ra
Ra
0
1
CL
or t
H i - Z
H i - Z
CH
2
clock transition collectively when a bank is active.
READ
BAa
Ca
3
Preliminary
t
4
C H
t
C K
H I G H
t
t
C L
A C
5
t
t
D Q S C K
R P R E
Q a 0
6
Q a 1
t
Q H S
Q a 2
7
t
D Q S S
Q a 3
t
R P S T
8
H i - Z
H i - Z
9
Revision : 1.4
Publication Date : Sep. 2008
t
t
W P R E S
I S
t
I H
WRITE
BAb
Cb
10
t
D Q S S
t
M53D128168A
D S
D b 0
t
t
D Q S H
D H
t
11
W P R E H
t
D b 1
D S C
t
D Q S L
D b 2
12
D b 3
t
W P S T
30/47
13
H i - Z
H i - Z