PE64908MLAA-Z

Overview

The PE64908MLAA-Z is a digitally tunable capacitor (DTC) from pSemi, utilizing UltraCMOS® and DuNE™ technologies. It operates within a frequency range of 100MHz to 3GHz. The device features an SPI interface for digital control and is housed in a 10-QFN (2x2) package with exposed pads. This component is designed for general-purpose RF applications requiring precise capacitance tuning.

Feature Summary

• Integrates UltraCMOS® and DuNE™ technologies for enhanced performance
• Provides digital capacitance tuning via SPI interface
• Supports wide frequency operation from 100MHz to 3GHz

Applications

• RF impedance matching networks
• Antenna tuning systems
• Phase shifters in beamforming arrays

Procurement Notes

Verify component status as the PE64908MLAA-Z is listed as obsolete or not recommended for new designs. Confirm availability through authorized distributors or check for active substitutes like the PE64906B-Z. Ensure compatibility with existing PCB layouts and SPI control logic before procurement.

Selection Notes

Select this component for applications requiring wideband digital tuning between 100MHz and 3GHz. Consider the 10-QFN package size for space-constrained designs. Evaluate the need for SPI control integration versus analog alternatives. Verify that the general-purpose RF characteristics meet specific linearity and power handling requirements.

Part Context

This part belongs to pSemi's DuNE™ family of digitally tunable capacitors. It leverages UltraCMOS® technology to provide high-performance RF tuning solutions. The series is designed for modern wireless infrastructure and consumer electronics requiring agile RF front-end components.

Replacement Considerations

The PE64906B-Z is identified as a similar substitute part number from pSemi. Verify pinout compatibility and electrical parameter alignment when transitioning from the obsolete PE64908MLAA-Z to ensure seamless integration into existing designs.