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SPECTRUM COMPONENT SALES, INC. * SALES & DISTRIBUTION
* TOLL FREE: 888-977-3287 EMAIL:
[email protected]
HALF SIZE VOLTAGE CONTROLLED CRYSTAL OSCILLATORS VC-81&83 Series
FEATURES 8 Pin Half Size Industry Standard Wide Frequency Range Low Cost Resistance Weld Package 3.3V available
The VC-81 & VC-83 series is half size voltage controlled crystal oscillator designed primarily for use in phase locked loops, phase shift keying and other telecommunication applications such as ADSL, Cable modem etc. VC-81 is 5V power supply and VC-83 is 3.3V power Supply.
Electrical Specifications Parameter Frequency Range* Frequency Calibration Temperature Stability Stability vs.power change Stability vs.load change Pullability Control Voltage Range Operating Temperature Range Storage Temperature Range Power supply Voltage Aging(First Year) Supply Current
Condition
VC-81 1MHz~40.00MHz
FO
5ppm 25ppm, 50ppm 5ppm 3ppm 50ppm, 100ppm, 200ppm 50ppm, 100ppm, 150ppm 0.5~4.5V 0~3.3V 0 ~70 (-40 ~+85 option) -55 ~+125 5.0V+/-5% 3.3V+/-5% 5ppm 15mA Max 10mA Max 25mA Max 20mA Max 40/60%(45/55% Option) 10 nS Max 8 nS Max 10 nS Max 8 nS Max 90% VDD min 10% VDD max 15pF max 10mS Max
At 25C Over TOPR VDD+/-5% 15pF+/-10% Over Control Voltage Range
15ppm,
TOPR TSTG VDD 25 3 1.000MHz to 23.999MHz 24.000MHz to 40.000MHz At 1/2VDD 20%VDD~80%VDD 80%VDD~20%VDD
IDD
Output Symmetry Rise time Fall Time Output Voltage
Sym Tr Tf VOH VOL
Output load Ts
Start-up Time
VC-83 1MHz~40.00MHz
* Frequency over 40.000Mhz, please consult factory.
Test Circuit
#5
0.01mF
0.13
MARKING AREA
V
#8
#5
#1
#4
**CL=15pF
7.62
#8
12.9 Max
#4
Test Point
A VDD
#1
VCXO
Mechanical Dimensions(mm)
Vcontrol **Includes stray and probe capacitance
Output Waveform Tr
0.45
0.1
6.80Max
0.8
5.6 Max
0.1
12.9Max
Pin #1 #4 #5 #8
Connection Vcontrol GND Output VDD
Tf
VOH 80%VDD 50%VDD 20%VDD
VOL
GND T1 T0=1/Fo
T1 Symmetry= T0
100%
36
105 Hill Street, Suite 2D, Norcross, GA 30071 USA
Tel: 678-990-1754 * Fax: 678-990-1758
