The PE4304-52 is a high-linearity, 7-bit RF Digital Step Attenuator (DSA) designed by Peregrine Semiconductor. Utilizing Peregrine's UltraCMOS® technology, it offers precise attenuation control over a broad frequency range. This DSA is ideal for various wireless communication systems requiring accurate signal level adjustments.

Applications:

• Cellular Infrastructure: Used in base stations to adjust signal levels in transmitter and receiver paths.
• Wireless LAN (WLAN): Integrated into WLAN devices for gain control and signal optimization.
• Test and Measurement Equipment: Employed in signal generators and spectrum analyzers for precise attenuation control.
• Satellite Communication Systems: Utilized in satellite communication equipment for signal level adjustment.
• Radar Systems: Used in radar systems for attenuating received signals.

Features:

• High Linearity: Provides excellent linearity performance to minimize signal distortion.
• Wide Attenuation Range: Offers a broad attenuation range with fine resolution.
• Precise Attenuation Steps: Provides accurate and repeatable attenuation settings.
• Low Insertion Loss: Minimizes signal attenuation in the through state.
• UltraCMOS Technology: Built using Peregrine's UltraCMOS process for high reliability and performance.
• Parallel Control Interface: Features a parallel control interface for easy integration.
• Small Package Size: Comes in a compact package to save board space.

Benefits:

• Improved Signal Quality: High linearity and precise attenuation control enhance signal quality.
• Enhanced System Performance: Accurate attenuation enables optimal system performance.
• Simplified Design: Parallel control interface simplifies integration into existing systems.
• Reduced Board Space: Compact package size allows for more compact designs.
• Increased Design Flexibility: Wide attenuation range provides greater design flexibility.

Additional Details:

The PE4304-52 provides a 31.75 dB attenuation range in 0.25 dB steps. It operates from DC to 4 GHz. The DSA requires a single positive supply voltage. The device is available in a small QFN package. Typical specifications include an insertion loss of 1.2 dB at 2 GHz and an IIP3 (Third-Order Intercept Point) of +65 dBm. The '-52' likely refers to a specific packaging or performance variant.