FXTC-HE73 Datasheet, PDF (4/11 Pages) Fox Electronics – 7 x 5mm 3.3V TCXO

An Integrated Device Technology, Inc. Company
Model: FXTC-HE73 Series
Preliminary
Output Wave Characteristics
Parameters
Output LOW Voltage
Symbol
V_OL
Output HIGH Voltage
V_OH
Output Symmetry (See Drawing
Below)
Output Enable _{(PIN # 2)} Voltage
V_IH
Output Disable _{(PIN # 2)} Voltage
V_IL
Cycle Rise Time (See Drawing Below)
T_R
Cycle Fall Time (See Drawing Below)
T_F
Condition
15pF Load - All frequencies
0.75 to 150 MHz
150+ to 250 MHz
15pF Load - All frequencies
0.75 to 150 MHz
150+ to 250 MHz
15pF Load - All frequencies
@ 50% V_DD Level
15pF Load - All frequencies
0.75 to 150 MHz
150+ to 250 MHz
15pF Load - All frequencies
0.75 to 150 MHz
150+ to 250 MHz
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
Maximum Value
(unless otherwise noted)
10% V_DD
20% V_DD
90% V_DD MIN
80% V_DD MIN
45% ~ 55%
≥ 70% V_DD
≤ 30% V_DD
3 nS _(10%~90%)
3 nS _(20%~80%)
3 nS _(90%~10%)
3 nS _(80%~20%)
10% to 90%
0V to V_DD
20% to 80%
30% to 70%
10% - 90%
Rise Time
90% - 10%
Fall Time
80 - 20
Times
Oscillator Symmetry
On Time
Off Time
1/2 Period
1/2 Period
70 - 30
Times
50% V_DD
Period
Ideally, Symmetry should be 50/50 -- Other expressions are 45/55 or 55/45
Doc #100909
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