eorex
AC Operating Test Conditions
(V
DD
=3.3V±0.3V, T
A
=0°C ~70°C)
Item
Output Reference Level
Output Load
Input Signal Level
Transition Time of Input Signals
Input Reference Level
EM48BM1684LBA
Conditions
0.9V/0.9V
See diagram as below
1.6V/0.2V
0.5ns
0.9V
AC Operating Test Characteristics
(V
DD
=1.8V
±
0.1V, T
A
=0°C ~70°C)
Symbol
t
CK
t
AC
t
CH
t
CL
t
OH
t
HZ
t
LZ
t
IH
t
IS
Parameter
Clock Cycle Time
Access Time form CLK
CLK High Level Width
CLK Low Level Width
Data-out Hold Time
Data-out High Impedance
(Note 5)
Time
Input Hold Time
Input Setup Time
CL=3
CL=2
CL=3
CL=2
1
1
1.5
CL=3
CL=2
CL=3
CL=2
2.5
2.5
2
2
5.6
8
1
1
1.5
-6
Min.
6
12
5.6
8
2.5
2.5
2
2
6
8
Max.
-7.5
Min. Max.
7.5
12
6
8
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
Data-out Low Impedance Time
* All voltages referenced to V
SS
.
Note 5:
t
HZ
defines the time at which the output achieve the open circuit condition and is not referenced to
output voltage levels.
May. 2009
9/21
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