591DD-CDG

Programmable Oscillators Overview

The Skyworks Solutions Inc. 591DD-CDG is a programmable crystal oscillator (XO) belonging to the Si591 series, designed for high-performance clock generation applications. It features a CML output format and operates on a single 3.3V supply voltage. The device supports frequencies ranging from 10 MHz to 810 MHz with a typical phase noise performance of 7 pmm. Packaged in a compact 6-SMD, no-lead footprint measuring 7 mm x 5 mm, it offers enable/disable functionality and is rated for an operating temperature range of -40°C to +85°C.

Programmable Oscillators Feature Summary

• Programmable frequency generation capability within the 10 MHz to 810 MHz range
• CML differential output format for high-speed signal integrity
• Integrated enable/disable control pin for power management
• Compact surface-mount package suitable for dense PCB layouts

Programmable Oscillators Applications

• High-speed data communication interfaces
• Telecommunications equipment clocking
• Test and measurement instrumentation
• Networking switches and routers

Programmable Oscillators Procurement Notes

Verify the specific programming requirements and frequency configuration before ordering, as this is a programmable device. Confirm that the CML output format matches your receiver input specifications. Ensure the 3.3V supply voltage aligns with your system design. Check for any required programming tools or software compatibility if custom frequencies are needed beyond standard options.

Programmable Oscillators Selection Notes

Select the 591DD-CDG when low phase noise and high-frequency stability are critical for system performance. Consider the CML output format compatibility with downstream components. Evaluate the need for programmability versus fixed-frequency alternatives based on production volume and flexibility requirements. Ensure the operating temperature range meets environmental conditions.

Programmable Oscillators Part Context

The 591DD-CDG is part of Skyworks' Si591 family of standard oscillators, which provides general-purpose clock solutions. This series is known for its flexibility and performance in demanding electronic applications. The programmable nature allows for customized frequency settings, making it versatile for various design implementations compared to fixed-frequency counterparts.

Programmable Oscillators Replacement Considerations

Public confirmed substitute part numbers: None identified in source material.