The PE43712A-Z is a high-linearity, 50-Ohm digitally controlled attenuator (DSA) from pSemi (Peregrine Semiconductor). This attenuator boasts exceptional performance characteristics, making it suitable for a wide range of applications requiring precise signal attenuation. It operates from 9 kHz to 13 GHz, offering broad bandwidth coverage for various communication standards and frequency bands.

Applications:

• Wireless Infrastructure: Base stations, repeaters, and small cells.
• Test and Measurement Equipment: Signal generators, spectrum analyzers, and network analyzers.
• Radar Systems: Phased array radar and electronic warfare systems.
• Satellite Communication: Upconverters and downconverters.
• Cable TV (CATV) Infrastructure: Headends and distribution amplifiers.

Features:

• Frequency Range: 9 kHz to 13 GHz
• Attenuation Range: 31.5 dB in 0.5 dB steps
• High Linearity: IIP3 of +58 dBm
• Low Insertion Loss: Typically 1.4 dB at 6 GHz
• Fast Switching Speed: 350 ns switching time
• Single Supply Voltage: 3.3V
• Serial Interface: SPI interface for digital control
• Small Package: 24-lead PQFN package

Benefits:

• Precise Signal Control: Accurate attenuation settings enable precise control over signal levels.
• Wideband Operation: The broad frequency range supports a variety of applications and standards.
• Improved System Performance: High linearity minimizes distortion and improves signal quality.
• Easy Integration: The SPI interface simplifies integration with digital control systems.
• Reduced Board Space: The small package size minimizes board space requirements.
• Enhanced Reliability: Peregrine Semiconductor's advanced process technology ensures high reliability and performance.

Additional Details:

The PE43712A-Z utilizes Peregrine's UltraCMOS process technology, known for its superior RF performance and reliability. The device is controlled via a serial peripheral interface (SPI), allowing for easy programming of the attenuation settings. The DSA offers excellent attenuation accuracy and repeatability over temperature and frequency. It operates over a temperature range of -40°C to +85°C. The part is RoHS compliant.