
FXO-HC33 Series
Output Wave Characteristics
Parameters
Output LOW Voltage
Output HIGH Voltage
Symbol
V OL
V OH
Condition
0.75 to 150 MHz
150+ to 250 MHz
0.75 to 150 MHz
150+ to 250 MHz
Maximum Value
(unless otherwise noted)
10% V DD
20% V DD
90% V DD MIN
80% V DD MIN
Output Symmetry (See Drawing Below)
Output Enable (PIN # 1) Voltage
Output Disable (PIN # 1) Voltage
V IH
V IL
@ 50% V DD Level
45% ~ 55%
≥ 70% V DD
≤ 30% V DD
Cycle Rise Time (See Drawing Below)
Cycle Fall Time (See Drawing Below)
T R
T F
0.75 to 150 MHz
150+ to 250 MHz
0.75 to 150 MHz
150+ to 250 MHz
3 nS (10%~90%)
3 nS (20%~80%)
3 nS (90%~10%)
3 nS (80%~20%)
If 30% to 70% times are used, Rise and Fall times change to 1.5 nS from 0.75 to 250MHz
If 20% to 80% times are used, Rise and Fall times change to 2 nS from 0.75 to 150MHz
Rise Time / Fall Time Measurements
10% to 90%
0V to V DD
20% to 80%
30% to 70%
10% - 90%
Rise Time
90% - 10%
Fall Time
80 - 20
Times
70 - 30
Times
Oscillator Symmetry
On Time Off Time
1/2 Period
1/2 Period
50% V DD
Period
Ideally, Symmetry should be 50/50 -- Other expressions are 45/55 or 55/45
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DWG-5052