ISL59442IBZ

Video Amps And Modules Overview

The ISL59442IBZ is a single-output 4:1 multiplexing amplifier manufactured by Renesas Electronics Corporation (formerly Intersil). It features a fixed gain of 1 and a 1GHz bandwidth with a 200mVP-P output swing. The device includes logic inputs for channel selection (S0, S1) and a three-state output control (HIZ). It operates on dual ±5V supplies, drawing approximately 18mA of supply current. The component is housed in a 14-lead Small Outline package.

Video Amps And Modules Feature Summary

• High-speed four-to-one analog signal multiplexing capability
• Three-state output control for shared video line applications
• Optimized performance for driving standard video loads
• RoHS compliant construction with lead-free termination

Video Amps And Modules Applications

• HDTV and DTV analog input switching
• Video projector signal routing
• Computer monitor matrix switching
• Set-top box video distribution
• Broadcast video equipment signal management

Video Amps And Modules Procurement Notes

Verify the specific ordering suffix to confirm the package type and reel quantity. Confirm that the 'Z' suffix indicates RoHS compliance and lead-free plating as specified in the manufacturer's documentation. Ensure the source document matches the FN7452 revision for accurate electrical specifications. Check for any availability notices regarding new design recommendations.

Video Amps And Modules Selection Notes

Select this component for high-frequency video signal routing where low distortion and fast switching are required. Ensure the application supports dual ±5V power supplies. Verify that the load capacitance and resistance match the optimized 500Ω and 2pF conditions for best performance. Consider the thermal dissipation requirements based on the ambient temperature and PCB layout.

Video Amps And Modules Part Context

This part belongs to the ISL59442 series of high-performance video multiplexing amplifiers. It is designed specifically for professional video applications requiring precise signal switching. The device integrates the multiplexer and output amplifier into a single compact package, simplifying board layout for high-density video matrices.

Video Amps And Modules Replacement Considerations

The datasheet explicitly states 'NO RECOMMENDED REPLACEMENT'. Engineers should verify compatibility carefully if substituting with other 4:1 mux amps, as pinouts and electrical characteristics may differ significantly.