Beckwith Electronics

824 Horan Drive, Fenton, Mo 63026
(636) 343-6463

(636) 343-7026 fax

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Abracon Corporation

Voltage-Controlled Crystal Oscillators, CMOS/TTL Compatible, Full-Sized DIP, 5Vdc or 3.3Vdc,VCXO
Features:

  • 14-Pin DIP 5Vdc or 3.3Vdc.
  • Large frequency deviation available.
  • Hermetically sealed.
  • Tight symetry (45/55%) available.
Applications:

  • Phase locked loops (PLLs).
  • Clock Recovery, Digital transmission device.
  • Synthesizers.
  • Reference signal tracking.
ACVX1220
ACVX1220L


20.2 x 12.6 x 8.0mm

Standard Specifications - ACVX1220 and ACVX1220L
ParametersACVX1220ACVX1220L
Frequency Range (Fo)1MHz - 160MHz1MHz - 120MHz
Operating Temperature (TOPR)0°C to +70°C (See Options)
Storage Temperature (TSTO)-40°C to +85°C
Frequency Stablilty
    -vs- Temperature
    -vs- Aging
    -vs- Vdd
+30ppm max. (See Options)
+5ppm / year max.
+5ppm max.
Supply Voltage (Vdd)5.0Vdc +5%3.3Vdc +5%
Input Current (Idd)20mA max. for 1.0MHz < F < 20MHz
30mA max. for 20MHz < F < 40MHz
40mA max. for 40MHz < F < 60MHz
50mA max. for 60MHz < F < 100MHz
70mA max. for 100MHz < F < 40MHz
15mA max.
25mA max.
35mA max.
45mA max.
65mA max.
Duty Cycle or Symmetry40 / 60% max. @ 1/2Vdd (See Options)
Rise and Fall Times (TR / TF)10ns max. for F < 24MHz
5ns max. for F > 24MHz
10ns max.
Output LoadTTL / CMOS (15pF or 10TTL gate)
Output Voltage
(VOH)
(VOL)
 
0.9 * (Vdd) min.
0.4 (Vdc) max.
Transfer FunctionPositive
Voltage Control (Vc)0.5Vdc to 4.5Vdc0.3Vdc to 3Vdc
Center Voltage2.5Vdc +0.5Vdc1.5Vdc +1.5Vdc
Frequency Deviation+100ppm min. (See Options)
Linearity+10%
Start-up Time (TOSC)10ms max.
Period jitter abslute+100ps max. < 60MHz
+200ps max. > 60MHz
Period jitter one sigma+25ps max. < 60MHz
+50ps max. > 60MHz
Please contact Beckwith Electronics for Higher Frequencies, other pulling specifications, control voltage range, or linearity.
Environmental and Mechanical
Standard Markings
Test circuit, waveforms,
Recommended Handling
Application Notes
Value Added

Ordering Options


**ACVX1220 only
Note: Left blank if standard - All specifications and markings subject to change without notice.


Dimensions: Inches (mm)

Pin No.Function
1Voltage Control Vc
7GND / Case
8Output
14Vdd

Typical Phase Noise @ 20MHz
Offset Frequency (Hz)Phase Noise (dBc / Hz)
10-70
100-100
1kHz-125
10kHz-150
100kHz-150