591HA-DDG

Programmable Oscillators Overview

The Skyworks Solutions Inc. 591HA-DDG is a programmable crystal oscillator (XO) from the Si591 series, designed for general-purpose clocking applications. It operates within a frequency range of 10 MHz to 810 MHz and utilizes a CML output format. The device supports a supply voltage of 2.5 V with a typical current consumption of 100 mA. Frequency stability is specified at ±50 ppm. The component is housed in a compact 6-SMD, no-lead package measuring 7.00 mm x 5.00 mm with a maximum height of 1.80 mm. It features enable/disable functionality and operates reliably across an extended 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 output interface format for high-speed signal integrity
• Integrated enable and disable control function for power management
• Compact surface-mount packaging suitable for space-constrained designs

Programmable Oscillators Applications

• High-speed data communication interfaces requiring precise clocking
• Telecommunications infrastructure equipment
• Industrial automation systems
• Test and measurement instruments

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 aligns with the receiving circuit's input specifications. Ensure the 2.5 V supply voltage matches the system design constraints. Check for any required external components or termination resistors specified in the official datasheet for proper operation.

Programmable Oscillators Selection Notes

Select this component when a programmable solution with CML outputs is required within the Si591 family. Consider the ±50 ppm stability requirement against the system's jitter tolerance. Evaluate the 100 mA current draw against available power resources. Compare the 7x5 mm footprint against board space limitations relative to other standard oscillators in the portfolio.

Programmable Oscillators Part Context

The 591HA-DDG belongs to the Si591 series of standard and programmable oscillators manufactured by Skyworks Solutions. This series provides flexible clocking solutions for various digital applications. The HA suffix typically denotes specific output formats and voltage levels within the broader product line, distinguishing it from other variants like LVDS or LVPECL options.

Programmable Oscillators Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include the 591HA-CDG. Verify compatibility regarding output format, voltage, and stability specifications before substitution.