OUTPUT LOAD
OUTPUT
BUFFER
TEST POINT
INPUT
WAVEFORM
UNLOADED RISE AND FALL TIME MEASUREMENT
2.0
0.5
2.0
0.5
OUTPUT
WAVEFORM
2.0
0.5
tr
NOTES:
1. Input waveform has a slew rate of 1 V/ns.
2. Rise time tr is measured from 0.5 to 2.0 V unloaded.
3. Fall time tf is measured from 2.0 to 0.5 V unloaded.
2.0
0.5
tf
Figure 3. Unloaded Rise and Fall Time Characterization
MCM72FB8ML MCM72PB8ML
10
MOTOROLA FAST SRAM