Oven Controlled Crystal Oscillators (OCXO’s)

OC-260 Series (CO-760)

Description:

The OC-260 Series OCXO offers excellent temperature stability

and aging in a 1” x 1” x 0.52” package.

Features:

• Frequencies: 5, 10, 12.8, 13, 16.384, 19.44, 20, 20.48 MHz

• Package: 1.0” x 1.0” x 0.52”

• Output: HCMOS, Sinewave

• Supply Voltage: 5 Volts or 3.3 Volts

Performance Characteristics

Standard Frequencies:

5.0, 10.0, 12.8, 13.0, 16.384, 19.44, 20.0, 20.48 MHz.

Available from 1 to 80 MHz.

Package Size:

25.7 x 25.7x 13.2 mm (1.0” x 1.0” x 0.52”)

Supply Voltage:

C=5 Vdc ±5%

D=3.3 Vdc ±5% (HCMOS output only)

Input Power (steady state):

Input Power (turn-on):

<3W (-20°C/+70°C)

Output Type:

A: HCMOS

J: Sinewave; +7 dBm into 50 ohm (+5V supply only)

Output Level:

5 V: “0” <0.5 V, “1” >4.5 V

3.3 V: “0” <0.3 V, “1” >3.0 V

(HCMOS output)

Rise/Fall Time tr/tf:

<10 ns (10% - 90%, HCMOS)

Symmetry (Duty/Cycle):

50/50 +10% (@50% Vdd, HCMOS)

Harmonics/subs:

-20 dBc (for sinewave output)

Temperature Stability:

Note: Tighter stability options are available - contact factory.

Aging:

Phase Noise:

-110 dBc/Hz @ 10 Hz

-150 dBc/Hz @ 10 kHz

(typical @ 10 MHz)

-130 dBc/Hz @ 100 Hz

-150 dBc/Hz @ 50 kHz

-145 dBc/Hz @ 1 kHz

Frequency vs. Supply:

Electrical Frequency Adjust:

Mechanical Configuration:

Pins for PCB mounting

Parameter

Characteristics

Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com

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