The DS4077 is an integrated voltage-controlled crystal oscillator (VCXO) module designed to provide reference clock generation in base stations, telecom/datacom, and wireless applications.
The DS4077 is an integrated voltage-controlled crystal oscillator (VCXO) module designed to provide reference clock generation in base stations, telecom/datacom, and wireless applications. It utilizes a fundamental quartz crystal with a unique integrated circuit design to achieve high performance.
Key features include a nominal frequency of 77.76 MHz, low jitter better than 1ps RMS over the 12kHz to 80MHz range, and phase noise better than -130 dBc/Hz at 1kHz. The device operates with an LVCMOS output buffer and is available in commercial or industrial temperature ranges within a 14mm x 9mm x 3.06mm plastic LGA package.
| Nominal Frequency | 77.76 MHz |
|---|---|
| Operating Supply Range | 3.135V to 3.465V |
| Jitter Performance | < 1ps RMS (12kHz to 80MHz) |
| Absolute Pull Range | +/- 69 ppm |
| Package Type | 14mm x 9mm x 3.06mm Plastic LGA |
| Operating Temperature Range (Industrial) | -40°C to +85°C |
The device is designed for clock-data recovery in telecom/datacom, data retiming, and reference clock generation in base stations and wireless applications.
The tuning voltage bandwidth is 10 kHz.