eorex
EM488M3244VBA
AC Operating Test Conditions
(VDD=3.3V±0.3V, TA=0°C ~70°C)
Item
Conditions
1.4V/1.4V
Output Reference Level
Output Load
See diagram as below
2.4V/0.4V
Input Signal Level
Transition Time of Input Signals
Input Reference Level
2ns
1.4V
AC Operating Test Characteristics
(VDD=3.3V±0.3V, TA=0°C ~70°C)
-75
Symbol
tCK
Parameter
Clock Cycle Time
Units
ns
Min. Max.
CL=3
CL=2
CL=3
CL=2
7
10
5.4
5.4
tAC
Access Time form CLK
ns
tCH
tCL
CLK High Level Width
CLK Low Level Width
2.5
2.5
2
ns
ns
CL=3
CL=2
CL=3
CL=2
tOH
Data-out Hold Time
ns
ns
2
5.4
5.4
0
Data-out High Impedance
tHZ
(Note 5)
Time
tLZ
tIH
tIS
Data-out Low Impedance Time
Input Hold Time
ns
ns
ns
0.8
1.5
Input Setup Time
* All voltages referenced to VSS.
Note 5: tHZ defines the time at which the output achieve the open circuit condition and is not referenced to
output voltage levels.
Jul. 2006
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EOREX [ EOREX CORPORATION ]
