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Product Detailed Parameters
- Description：IC PHASE SHIFT 8-BIT 32-QFN
- Series：UltraCMOS®
- Mfr：pSemi
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Phase Shifter
- Frequency：1.7GHz ~ 2.2GHz
- RF Type：Radar
- Secondary Attributes：-
- Mounting Type：Surface Mount
- Package / Case：32-VFQFN Exposed Pad
- Supplier Device Package：32-QFN (5x5)
- Grade：-
- Qualification：-
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Overview
The PE44820B-X is an 8-bit digital phase shifter utilizing HaRP technology-enhanced UltraCMOS process. It operates within a frequency range of 1.7 to 2.2 GHz, with extended support from 1.1 to 3.0 GHz. The device provides a full-range phase shift capability up to 358.6 degrees. It features low RMS phase error of 1.0 degree and RMS amplitude error of 0.1 dB. The component supports both serial and parallel digital control interfaces for flexible integration.
Feature Summary
- HaRP technology-enhanced UltraCMOS construction for high linearity
- Full-range 8-bit phase shifting resolution
- Low RMS phase and amplitude error characteristics
- Integrated digital control interface supporting serial and parallel modes
Applications
- Phased array systems
- Active antenna applications
- Base station transceivers
- Weather and military radar systems
Procurement Notes
Verify the specific suffix 'B' against the manufacturer's current datasheet to confirm pinout or functional variations compared to standard PE44820 variants. Ensure compatibility with the required 32-QFN package dimensions and thermal dissipation requirements for the target PCB layout. Confirm RoHS compliance status if environmental regulations apply to the final assembly.
Selection Notes
Select this component when precise phase control is required for RF signal processing in wireless infrastructure. The wide operating frequency range allows flexibility across different band allocations. Consider the low error metrics for applications demanding high signal fidelity. Evaluate the QFN-32 package size constraints against available board space for surface-mount implementation.
Part Context
This part belongs to the UltraCMOS series by pSemi, designed for RF integrated circuits. It serves as a critical component in modern communication systems requiring accurate beamforming capabilities. The device represents a specialized solution for managing signal phase in complex antenna architectures.
Replacement Considerations
PE44820A-X and PE44820-X are related variants within the same product family. Verify electrical specifications and package compatibility before substituting these parts.
