Ultra Low Noise SAW Oscillator OCSO for airborne applicationsSR F05 320MHz

Product catalog summary

Product Description
The SR F05 is an Ultra Low Noise (ULN) Oven Controlled Voltage Controlled SAW Oscillator (OCVCSO) operating at 320 MHz, designed for airborne environments. It features a suspended SAW oscillator with vibration and shock absorbers, housed in a 70mm x 70mm x 34.75mm package.

Features

Phase noise of -170dBc/Hz at 10kHz offset (typical)
Noise floor of -180dBc/Hz

Applications

Airborne radars

Specifications
1.0 Environmental Conditions

Operating temperature: -20 to 70°C
Storage temperature: -40 to 85°C
Shock: 30g, 11ms
Random vibration: 0.02 g²/Hz (10 to 1000 Hz), 0.005 g²/Hz (1 to 2 kHz)
Humidity: 93% RH at 60°C
Low pressure & temperature: 120 hPa (-40 to 55°C)
Constant acceleration: 18g in all directions

2.0 Electrical Interface

Supply voltage: 12 ± 0.2 V
Load impedance: 50 ± 5% Ω
Control input: 2 to 10 V
BIT status: TTL logic level

3.0 Performances

Nominal frequency: 320 MHz
Frequency calibration: ±0.5 ppm at 25°C
Frequency stability over temperature: ±3 ppm
Long-term stability: ±1 ppm/year
Voltage tuning range: 2 to 10 V
Frequency tuning: ±6 ppm
Slope: 1 to 3 ppm/V
Power consumption: 12 W (warm-up), 4.5 W (25°C)
Warm-up time: 5 minutes
Output waveform: Sine wave, 11 to 13 dBm
Phase noise: -150 dBc/Hz (1 kHz offset), -170 dBc/Hz (10 kHz offset), -180 dBc/Hz (1 MHz offset)
Harmonic distortion: -30 dBc (second and third harmonics), -80 dBc (non-harmonics)

4.0 Mechanical Features
The oscillator is packaged in a compact form factor with precise mechanical specifications.

5.0 Pin Description