ULN SAW Oscillator OCSO for ground applications SR B232 320 MHz

Product catalog summary

Product Description
The SR B232 is an Ultra Low Noise (ULN) Oven Controlled Voltage Controlled SAW Oscillator (OCVCSO) operating at 320 MHz. It is designed for use in laboratory environments, including test equipment and ground-based military applications. The device is housed in a package measuring 95.25mm x 76.2mm x 23.27mm.

Features

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

Applications

Instrumentation such as test equipment and simulators.
Ground-based military equipment compliant with MIL-PRF-28800F, Class 3.

Specifications
Environmental Conditions

Operating temperature range: 0 to 50°C.
Storage temperature range: -40 to 85°C.
Shock and vibration resistance as per MIL-PRF-28800F, Class 3.

Electrical Interface

Supply voltage: 11.8 to 12.2 V.
Load impedance: 50 Ω.
Control voltage: 2 to 7 V.
Input impedance: minimum 10 kΩ.

Performance

Nominal frequency: 320 MHz.
Frequency calibration: ±0.5 ppm at 25°C.
Frequency stability over temperature: ±1 ppm.
Long-term stability: ±1 ppm/year after 30 days of continuous operation.
Power consumption: 8.5 W during warm-up, 3.6 W at 25°C.
Warm-up time: 5 minutes to ±1 ppm.
Frequency tuning: monotone and positive slope, ±3 ppm minimum.
Output waveform: sine wave into 50Ω load, 11.5 to 13.5 dBm.
Single Side Band Phase Noise: -150 dBc/Hz at 1 kHz offset, -170 dBc/Hz at 10 kHz offset, -180 dBc/Hz at 1 MHz offset.
Harmonic distortion: second and third harmonics -30 dBc max, non-harmonics -80 dBc max.

Mechanical Features
The oscillator is packaged in a compact form factor with specific pin descriptions for supply voltage, frequency output, and control voltage.

Pin Description