A28-2

Overview

The A28-2 is a general-purpose RF amplifier IC from MACOM Technology Solutions, designed for wideband applications spanning 5MHz to 1.6GHz. It utilizes a discrete thin film hybrid construction to ensure accurate performance and high reliability. The device operates with a supply voltage of 5V and delivers a typical gain of 14dB. Key electrical specifications include a noise figure of 3.5dB and a 1dB compression point (P1dB) of 10.5dBm. It is housed in a TO-8 package.

Feature Summary

• Discrete thin film hybrid design for accurate performance
• Wideband operation covering 5MHz to 1.6GHz
• General purpose RF amplification capabilities

Applications

• RF signal amplification
• Wideband communication systems
• Test and measurement equipment

Procurement Notes

Verify the specific datasheet version and manufacturer documentation to confirm all electrical parameters and mechanical dimensions. Ensure compatibility with system requirements regarding frequency range, gain, and power consumption before integration. Cross-reference part numbers to avoid confusion with similar models or updated revisions.

Selection Notes

Select this component when a wideband RF amplifier with moderate gain and low noise is required. Consider the TO-8 package constraints and 5V supply requirement. Evaluate if the 1.6GHz upper frequency limit meets system needs. Compare against other MACOM series for specific application optimization.

Part Context

The A28-2 belongs to the A28 series of RF amplifiers manufactured by MACOM Technology Solutions. This series focuses on providing reliable, high-performance amplification solutions using thin film hybrid technology. The A28-2 specifically targets general-purpose applications requiring broad frequency coverage.

Replacement Considerations

Consult official MACOM documentation for direct substitutes or pin-compatible alternatives. Verify that any replacement matches the 5MHz-1.6GHz frequency range, 14dB gain, and TO-8 package form factor. Ensure electrical characteristics like noise figure and P1dB are equivalent or superior.