P r e l i m i n a r y I n f o r m a t i o n
Test Conditions
Table 24. Test Specifications
Test Condition
All Speed Options Unit
Device
Under
Test
Output Load Capacitance, CL
(including jig capacitance)
30
pF
C
Input Rise and Fall Times
Input Pulse Levels
3
ns
V
L
0.0–VIO
Input timing measurement
reference levels
VIO/2
VIO/2
V
V
Output timing measurement
reference levels
Figure 12. Test Setup
Key to Switching Waveforms
WAVEFORM
INPUTS
OUTPUTS
Steady
Changing from H to L
Changing from L to H
Don’t Care, Any Change Permitted
Does Not Apply
Changing, State Unknown
Center Line is High Impedance State (High Z)
Switching Waveforms
VIO
All Inputs and Outputs
VIO/2
VIO/2
Input
Measurement Level
Output
0.0 V
Figure 13. Input Waveforms and Measurement Levels
54
Am29BDS128H/Am29BDS064H
27024_A5_00_E June 18, 2004
SPANSION [ SPANSION ]
