HFA1155IB

Instrumentation, Op Amps, Buffer Amps Overview

The HFA1155IB is a high-speed video operational amplifier manufactured by Harris Corporation. It is designed for demanding video signal processing applications requiring wide bandwidth and fast transient response. The device utilizes a current feedback architecture to achieve superior performance in driving capacitive loads typical of video transmission lines. Packaged in an 8-lead plastic small outline (SOIC) case, it integrates features suitable for professional broadcast and test equipment environments.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Current feedback topology ensures consistent bandwidth independent of gain settings
• Optimized for driving low impedance video transmission lines
• High slew rate capability supports rapid signal transitions

Instrumentation, Op Amps, Buffer Amps Applications

• Professional video distribution amplifiers
• Video test and measurement instrumentation
• Broadcast signal processing circuits

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the manufacturer origin as Harris Corporation during sourcing. Confirm the package type matches the required 8-lead SOIC footprint. Ensure the component revision aligns with original design specifications. Cross-reference datasheets from Intersil or Renesas if historical documentation is required for compatibility checks.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when a current feedback amplifier is required for video frequency applications. Consider the specific pinout compatibility if replacing older designs. Evaluate power supply requirements against system constraints. Verify thermal dissipation capabilities within the SOIC package for the intended operating environment.

Instrumentation, Op Amps, Buffer Amps Part Context

Harris Corporation was a prominent manufacturer of electronic components before being acquired by Intersil. The HFA series represents a line of high-performance video amplifiers. This part belongs to the family of current feedback op-amps designed for analog video signals. The IB suffix typically denotes the industrial temperature range and SOIC packaging.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Check for equivalents such as the HFA1155IR or variants from Intersil and Renesas. Verify pin compatibility and electrical parameter overlaps before substitution.