m52s128168a-7tig Elite Semiconductor Memory Technology Inc., m52s128168a-7tig Datasheet - Page 6

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

ESMT
AC Operating Test Conditions (V
(V
AC Timing Parameter & Specifications
(V
Clock Period
Access time from CLK/ CLK
CLK high-level width
CLK low-level width
Data strobe edge to clock edge
Clock to first rising edge of DQS delay
Data-in and DM setup time (to DQS)
Data-in and DM hold time (to DQS)
DQ and DM input pulse width (for each
input)
Input setup time (fast slew rate)
Input hold time (fast slew rate)
Input setup time (slow slew rate)
Input hold time (slow slew rate)
Control and Address input pulse width
DQS input high pulse width
DQS input low pulse width
DQS falling edge to CLK rising-setup
time
DQS falling edge from CLK rising-hold
time
Data strobe edge to output data edge
Data-out high-impedance window from
CLK/ CLK
Data-out low-impedance window from
CLK/ CLK
Elite Semiconductor Memory Technology Inc.
Input signal minimum slew rate
Input levels (V
Input timing measurement reference level
Output timing measurement reference level
DD
DD
= 1.8V, V
= 1.7V~1.9V, V
Parameter
IH
DDQ
/V
IL
)
=1.8V, T
DDQ
Parameter
=1.7V~1.9V, T
A
= 25
CL3
CL2
°
C
Symbol
DD
, f = 1MHz)
t
t
t
t
DQSCK
t
t
DQSH
t
t
DQSQ
DQSS
t
DQSL
DIPW
t
t
t
t
t
t
DSH
t
IPW
DSS
t
Preliminary
t
t
t
t
CK
AC
CH
DS
DH
HZ
CL
LZ
IS
IH
IS
IH
= 1.7V~ 1.9V, T
A
=0
°
C
to 70
0.45
0.45
0.75
0.75
0.75
min
7.5
2.0
1.3
2.0
1.5
3.0
0.4
0.4
0.2
0.2
1.0
12
2
2
-
-
°
0.8 x V
C
t
A
DS
= 0
-7.5
)
+ t
0.5 x V
0.5 x V
DH
DDQ
°
Value
C
1.0
/ 0.2 x V
max
0.55
0.55
1.25
0.6
0.6
0.6
6.0
to 70
DDQ
DDQ
7
7
-
-
-
-
-
-
-
-
-
-
-
-
DDQ
°
C
)
Revision : 1.4
Publication Date : Sep. 2008
0.45
0.45
0.75
min
1.1
1.1
2.0
1.5
2.0
1.7
3.4
0.4
0.4
0.2
0.2
1.0
10
15
2
2
-
-
Unit
V/ns
t
V
V
V
DS
-10
+ t
M53D128168A
DH
max
0.55
0.55
1.25
0.6
0.6
0.7
7.0
9
9
-
-
-
-
-
-
-
-
-
-
-
-
6/47
t
t
t
t
t
t
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CK
CK
CK
CK
CK
CK
CK