HFA1112IP

Instrumentation, Op Amps, Buffer Amps Overview

The HFA1112IP is a single-circuit buffer amplifier manufactured by Renesas Electronics Corporation in an 8-PDIP package. It operates within a supply voltage range of 9 V to 11 V, drawing 21 mA of supply current. The device features a -3 dB bandwidth of 850 MHz and a slew rate of 2400 V/µs. Input bias current is specified at 25 µA, with an input offset voltage of 8 mV. It delivers 60 mA output current per channel and functions reliably across a temperature range of -40°C to 85°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Provides high-speed signal buffering with wide bandwidth and fast transient response capabilities
• Offers flexible gain configuration options without requiring external resistive components
• Ensures low distortion and precise differential gain/phase characteristics for video applications

Instrumentation, Op Amps, Buffer Amps Applications

• Component and composite video systems
• Signal buffering in high-frequency circuits
• Upgrading low-gain amplifiers with standard op amp pinouts

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify component authenticity through official Renesas channels due to discontinued status. Confirm RoHS compliance requirements as the part may not meet current environmental standards. Check for available legacy stock or authorized distributors. Ensure proper handling for through-hole mounting. Validate technical specifications against original datasheets before integration.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this buffer for applications requiring high slew rates and wide bandwidth in a DIP package. Consider compatibility with existing op amp footprints for design upgrades. Evaluate power supply constraints against the 9 V to 11 V operating range. Assess thermal performance within the specified industrial temperature limits. Verify output current requirements against the 60 mA capability.

Instrumentation, Op Amps, Buffer Amps Part Context

The HFA1112 series belongs to Renesas' ultra-high-speed programmable gain buffer amplifier family. Manufactured using complementary bipolar UHF-1 process technology, these devices offer closed-loop buffering with selectable gains. The IP suffix denotes the PDIP package variant. This series supports direct replacement for standard buffers while providing enhanced performance metrics.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

No officially confirmed substitute part numbers are publicly documented for direct replacement.