CFPO-20 Datasheet, PDF (2/3 Pages) List of Unclassifed Manufacturers – high stability crystal oscillators

Outline in mm.
∅0.48
15.24
1
7
14
8
12.2±0.2
20.7 max
Pin Function
1. Frequency Adjust (leave unconnected
in case the 'no frequency adjust' option
has been ordered)
7. GND
8. Output
14. +Vs
Output Waveform - HCMOS
tf
90% (VoH-VoL)
tr
+Vs
VoH
50% (VoH-VoL)
10% (VoH-VoL)
VoL
0V
t
T
Duty cycle = t x 100(%)
T
Test Circuit
Voltage *
Control
or
A
+Vs
Oscillator
17
14 8
V
Cs
C_L
Oscilloscope
Frequency Counter
C_L = Load 15pF (HCMOS or 10kΩ // 10pF (Clipped Sinewave),
inclusive of probe and jig capacitance.
Cs = 100nF
*The GND of the control voltage needs to be connected
directly to pin 7 as ground lead impedance may cause
performance degradation
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