Agilent/Keysight P9402A

The Agilent/Keysight P9402A is a high-performance SPDT PIN solid-state switch engineered for RF and microwave signal routing from 100 MHz to 8 GHz. This switch matrix component delivers ultra-fast switching in less than 380 ns with exceptional port-to-port isolation exceeding 80 dB, making it ideal for demanding test, instrumentation, communications, and radar applications where speed and signal integrity are critical.

– Technical Specifications

• Frequency Range: 100 MHz to 8 GHz
• Switching Speed: Less than 380 ns
• Port Isolation: Greater than 80 dB
• Insertion Loss: Less than 2.5 dB (100 MHz to 4 GHz); Less than 3.2 dB (4 GHz to 8 GHz)
• Maximum RF Input Power: +23 dBm (average)
• DC Supply Voltage: +4.5 V to +5.5 V
• Control Interface: TTL compatible (+5 V / 0 V logic)

– Key Features

• SPDT configuration with three switching states: Common-to-Port 1, Common-to-Port 2, or all ports OFF (50 Ω terminated)
• PIN diode technology with discrete shunt pin diodes for enhanced isolation performance
• Low insertion loss preserves system dynamic range across the full frequency band
• Extended switching life reduces maintenance and test system setup costs
• TTL control enables straightforward integration with existing instrumentation

– Typical Applications

• RF/microwave test matrices in automated systems
• Network analyzer signal routing
• Multi-channel instrumentation and measurement setups
• Communications and radar system testing
• High-speed manufacturing test environments

– Compatibility & Integration

The P9402A integrates with Agilent switch control units such as the 11713B/C attenuator/switch driver and works with network analyzers including the ENA E5071. TTL control simplifies driver integration in automated test systems.