591EA-ADG

Programmable Oscillators Overview

The Skyworks Solutions Inc. 591EA-ADG is a programmable crystal oscillator from the Si591 series, operating within a frequency range of 10 MHz to 810 MHz. It features an I2C programmable interface for flexible configuration. The device supports multiple output formats including LVDS and CMOS, accommodating various system requirements. It operates on a supply voltage typically ranging from 1.8 V to 3.3 V, with a maximum current consumption of 90 mA. The component is housed in a compact 6-SMD, no-lead package measuring 7 mm x 5 mm x 1.8 mm. It ensures reliable performance across an extended industrial temperature range of -40°C to +85°C.

Programmable Oscillators Feature Summary

• I2C programmable interface allows for flexible frequency and format configuration
• Wide operational frequency range supporting applications from 10 MHz to 810 MHz
• Supports differential (LVDS) and single-ended (CMOS) output formats
• Compact surface-mount package designed for space-constrained PCB layouts

Programmable Oscillators Applications

• High-speed data communication interfaces requiring precise clocking
• Telecommunications equipment utilizing programmable signal generation
• Industrial control systems needing reliable timing sources
• Test and measurement instruments requiring configurable frequencies

Programmable Oscillators Procurement Notes

Verify the specific output format and frequency configuration required for your application before ordering, as the 591EA-ADG is a programmable device. Confirm compatibility with your I2C bus voltage levels and ensure that the selected pinout matches your design constraints. Check for any specific programming tools or software required to configure the oscillator parameters during production. Ensure that the supply voltage range aligns with your system's power delivery capabilities to guarantee stable operation under all conditions.

Programmable Oscillators Selection Notes

Select the 591EA-ADG when design flexibility is prioritized over fixed-frequency components. Its programmability allows for inventory simplification by covering a broad spectrum of frequency needs with a single part number. Consider the I2C interface complexity and ensure your microcontroller or FPGA has sufficient resources to handle the programming sequence. Evaluate the power consumption profile against battery-operated or low-power system requirements, noting the maximum current draw during active operation.

Programmable Oscillators Part Context

The 591EA-ADG belongs to the Si591 family of programmable oscillators from Skyworks Solutions. This series is engineered to replace multiple fixed-frequency crystals and oscillators, reducing bill-of-materials complexity. The Si591 line is widely used in modern electronics where design iteration requires adaptable timing solutions. It complements other Skyworks timing products by offering high integration and configurability within a standard footprint.

Programmable Oscillators Replacement Considerations

Direct replacements may include other Skyworks Si591 variants with different fixed frequencies or output types. Cross-reference with Si590 series parts if I2C programmability is not strictly required but form factor compatibility is essential. Verify that any substitute maintains the same package dimensions and pinout to ensure mechanical fit without redesigning the PCB layout.