8798_AA's Vectron 05/30/02 3:11 PM Page 42 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 Stabilities: As low as +1 x 10-8 Temperature Range: As wide as -40oC to +85oC Package: 1.0” x 1.0” x 0.52” Output: HCMOS, Sinewave Supply Voltage: 5 Volts or 3.3 Volts Performance Characteristics Parameter Characteristics Standard Frequencies: Package Size: Supply Voltage: Input Power (steady state): Input Power (turn-on): 5.0, 10.0, 12.8, 13.0, 16.384, 19.44, 20.0, 20.48 MHz. Available from 1 to 80 MHz. 25.7 x 25.7x 13.2 mm (1.0” x 1.0” x 0.52”) C=5 Vdc ±5% D=3.3 Vdc ±5% (HCMOS output only) <1.5W @ +25oC (-20°C / +70°C) <3W (-20°C/+70°C) Output Type: A: HCMOS Output Level: 5 V: “0” <0.5 V, “1” >4.5 V (HCMOS output) Rise/Fall Time tr/tf: Symmetry (Duty/Cycle): Harmonics/subs: Temperature Stability: Aging: J: Sinewave; +7 dBm into 50 ohm (+5V supply only) 3.3 V: “0” <0.3 V, “1” >3.0 V <10 ns (10% - 90%, HCMOS) 50/50 +10% (@50% Vdd, HCMOS) -20 dBc (for sinewave output) B-208: ±2 x 10-8 over 0/50°C B-107: ±1 x 10-7 over 0/50°C D-408: ±4 x 10-8 over -20/70°C D-107: ±1 x 10-7 over -20/70°C F-107: ±1 x 10-7 over -40/85°C F-207: ±2 x 10-7 over -40/85°C Note: Tighter stability options are available - contact factory. A: 1 x 10-8/day, 2x10-6/year C: 1 x 10-9/day, 3x10-7/year B: 3 x 10-9/day, 1x10-6/year Short Term Stability (Allan Deviation): 5 x 10-11/second (with aging A or B) 1 x 10-11/second (with aging C) Phase Noise: (typical @ 10 MHz) Frequency vs. Supply: Electrical Frequency Adjust: Mechanical Configuration: -110 dBc/Hz @ 10 Hz -130 dBc/Hz @ 100 Hz -145 dBc/Hz @ 1 kHz -150 dBc/Hz @ 10 kHz -150 dBc/Hz @ 50 kHz 5 x 10-9/percent (with Aging A or B); 2 x 10-9/percent (with Aging C) 10 x 10-6 typical range (with Aging A or B) 2 x 10-6 typical range (with Aging C) Pins for PCB mounting Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com 42 8798_AA's Vectron 05/30/02 3:11 PM Page 43 Oven Controlled Crystal Oscillators (OCXO’s) OC-260 Series (CO-760) Outline Drawing 13.20 (.52) STANDOFFS (4 PLACES) .65 (.025) .8 Dia (.031) 5 Places 25.7 max. (1.01) 4 3 .254 (.750 .010) OCXO 0.25 (.010) 2.8 (.11) 12.1! (.480) 19.05 .254 (.750 .010) mm (in.) (1.01) Pin Out Information Pin 1 2 3 4 5 Function Output GND, Case Electrical Frequency Adjustment Input or N/C* N/C or Reference Voltage Output* Supply Voltage Pin numbers are for reference only, and may not appear on unit. * custom part number to be assigned Ordering Information OC 260 C A D 107 C A 20 MHz Frequency Product Family OC = OCXO Package 260 = 25.7x25.7 mm Thru-hole Supply Voltage C = 5.0V ±5% D = 3.3V ±5% Output A = HCMOS (100K // 10 pF Load) J = Sinewave +7 dBm/50 ohm (5.0V supply only) 1 - 80 MHz Electrical Frequency Adjust 10 x 10-6 typical range (with Aging A or B) 2 x 10-6 typical range (with Aging C) Aging A = 1 x 10-8/day, 2 x 10-6/year B = 3 x 10-9/day, 1 x 10-6/year C = 1 x 10-9/day, 3 x 10-7/year Temperature Stability* B-107 = ±1x10-7 over 0°C to +50°C B-208 = ±2x10-8 over 0°C to +50°C D-107 = ±1x10-7 over -20°C to +70°C D-408 = ±4x10-8 over -20°C to +70°C F-207 = ±2x10-7 over -40°C to +85°C F-107 = ±1x10-7 over -40°C to +85°C *Other stability options are available upon request Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com 43