HFA1105IBZ Equivalent & Substitute Parts

Part Overview

The HFA1105IBZ is a current feedback amplifier manufactured by Renesas Electronics Corporation, designed for video amplification applications. This single-circuit, 8-SOIC surface mount device operates with a -3dB bandwidth of 330 MHz and a slew rate of 1000V/µs, making it suitable for high-speed signal processing in video and RF applications. The device is Active in product status and RoHS3 compliant.

Equivalent and substitute parts are necessary when the HFA1105IBZ is unavailable, when alternative packaging formats are required for manufacturing processes, or when design specifications allow for enhanced performance characteristics while maintaining functional compatibility within the 8-SOIC package footprint.

Substiute Parts

HFA1105IBZ

Renesas Electronics CorporationIn Stock: 883HFA1105IBZ Datasheet

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AD8007ARZ-R7

Analog Devices Inc.In Stock: 3438AD8007ARZ-R7 Datasheet

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AD8009ARZ

Analog Devices Inc.In Stock: 8774AD8009ARZ Datasheet

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AD8009ARZ-REEL7

Analog Devices Inc.In Stock: 15141AD8009ARZ-REEL7 Datasheet

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LMH6714MA/NOPB

Texas InstrumentsIn Stock: 1377LMH6714MA/NOPB Datasheet

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LMH6714MAX/NOPB

Texas InstrumentsIn Stock: 1337LMH6714MAX/NOPB Datasheet

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MAX4223ESA+

Analog Devices Inc./Maxim IntegratedIn Stock: 12967MAX4223ESA+ Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the HFA1105IBZ is determined by strict adherence to the following electrical and mechanical parameters:

Mandatory Compatibility Parameters:

• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Mounting Type: Surface Mount
• Amplifier Type: Current Feedback
• Number of Circuits: 1
• Category: Linear, Amplifiers

Performance Parameters Allowing Substitution:

• -3dB Bandwidth: Equal to or greater than 330 MHz
• Slew Rate: Equal to or greater than 1000V/µs
• Current - Supply: Equal to or less than 5.8 mA (for power budget compatibility)
• Current - Output / Channel: Equal to or greater than 60 mA
• Voltage - Supply Range: Must encompass or exceed ±4.5V ~ 5.5V operating range

Compliance Parameters:

• RoHS Status: ROHS3 Compliant
• Product Status: Active
• REACH Status: REACH Unaffected
• ECCN: EAR99

All substitute parts listed meet these mandatory parameters and maintain functional equivalence within the specified electrical and mechanical constraints.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed are Active in product status and RoHS3 compliant, meeting regulatory and compliance requirements equivalent to the HFA1105IBZ. Selection among substitute parts is determined by application-specific requirements and manufacturing constraints.

For Direct Functional Replacement with Minimal Performance Enhancement: LMH6714MA/NOPB and LMH6714MAX/NOPB (Texas Instruments) provide the closest performance profile to the HFA1105IBZ, with -3dB bandwidth of 400 MHz and slew rate of 1800V/µs. These devices maintain similar supply current specifications (5.6 mA) and are suitable for video amplification applications. The primary difference is packaging format: LMH6714MA/NOPB is supplied in Tube format, while LMH6714MAX/NOPB is supplied in Tape & Reel format.

For Enhanced Bandwidth Performance: AD8009ARZ and AD8009ARZ-REEL7 (Analog Devices) offer significantly higher bandwidth (1 GHz) and slew rate (5500V/µs), enabling applications requiring extended frequency response. These devices operate within the required voltage supply range and provide higher output current capability (175 mA). AD8009ARZ is supplied in Tube format, while AD8009ARZ-REEL7 is supplied in Cut Tape & Digi-Reel format.

For Balanced Performance and Supply Current Optimization: MAX4223ESA+ (Analog Devices/Maxim Integrated) combines 1 GHz bandwidth with the lowest supply current specification (6 mA) among high-bandwidth alternatives, making it suitable for power-constrained applications. This device is supplied in Tube format.

For Intermediate Bandwidth Requirements: AD8007ARZ-R7 (Analog Devices) provides 650 MHz bandwidth with 1000V/µs slew rate, positioned between the HFA1105IBZ baseline and higher-performance alternatives. This device is supplied in Cut Tape & Digi-Reel format.

Moisture Sensitivity Consideration: The HFA1105IBZ has MSL 3 (168 Hours), while all substitute parts have MSL 1 (Unlimited). This represents improved moisture tolerance in substitute devices, reducing handling and storage constraints.

Frequently Asked Questions (FAQ)

Q: Can AD8009ARZ be used as a direct replacement for HFA1105IBZ?

A: AD8009ARZ meets all mandatory compatibility parameters: 8-SOIC package, surface mount, current feedback amplifier type, single circuit configuration, and RoHS3 compliance. The device exceeds minimum performance requirements with 1 GHz bandwidth versus 330 MHz and 5500V/µs slew rate versus 1000V/µs. However, supply current is higher (16 mA versus 5.8 mA) and output current capability is greater (175 mA versus 60 mA). Substitution is valid when the application circuit design accommodates these electrical differences.

Q: What is the difference between AD8009ARZ and AD8009ARZ-REEL7?

A: Both devices are electrically identical with identical performance specifications. The difference is packaging format: AD8009ARZ is supplied in Tube format, while AD8009ARZ-REEL7 is supplied in Cut Tape & Digi-Reel format. Selection depends on manufacturing process requirements and component handling equipment compatibility.

Q: Why do LMH6714MA/NOPB and LMH6714MAX/NOPB have different part numbers if they are the same device?

A: Both devices are electrically and functionally identical. The difference is packaging format: LMH6714MA/NOPB is supplied in Tube format, while LMH6714MAX/NOPB is supplied in Tape & Reel format. The selection between these variants depends on assembly line equipment and manufacturing workflow requirements.

Q: Is the HFA1105IBZ suitable for applications requiring 1 GHz bandwidth?

A: No. The HFA1105IBZ has a -3dB bandwidth of 330 MHz. For applications requiring 1 GHz bandwidth, substitute parts AD8009ARZ, AD8009ARZ-REEL7, or MAX4223ESA+ are appropriate selections.

Q: What is the significance of MSL 3 versus MSL 1 ratings?

A: MSL (Moisture Sensitivity Level) indicates the maximum time a component can be exposed to ambient conditions before soldering. HFA1105IBZ with MSL 3 has a 168-hour limit, while substitute parts with MSL 1 have unlimited exposure time. MSL 1 provides greater flexibility in component storage and handling without requiring specialized dry-pack storage or baking procedures.

Q: Can MAX4223ESA+ be used in applications with strict power budget constraints?

A: Yes. MAX4223ESA+ has the lowest supply current specification (6 mA) among the high-bandwidth alternatives, making it suitable for power-constrained designs. It provides 1 GHz bandwidth while maintaining supply current only marginally higher than the HFA1105IBZ (5.8 mA).

Q: Are all substitute parts compatible with the same PCB layout as HFA1105IBZ?

A: Yes. All substitute parts use the 8-SOIC package with identical 0.154" (3.90mm) width and surface mount configuration. PCB footprints and layout are directly compatible without modification.

Q: What is the voltage supply range compatibility for substitute parts?

A: HFA1105IBZ operates at ±4.5V to ±5.5V. Substitute parts have broader voltage ranges: AD8007ARZ-R7, AD8009ARZ, and AD8009ARZ-REEL7 operate at 5V to 12V; LMH6714MA/NOPB and LMH6714MAX/NOPB operate at ±4V to ±6.25V or 8V to 12.5V; MAX4223ESA+ operates at 5.7V to 11V. All substitute parts accommodate the HFA1105IBZ operating range, with additional headroom for flexible power supply design.

Q: Which substitute part provides the closest performance match to HFA1105IBZ?

A: LMH6714MA/NOPB and LMH6714MAX/NOPB provide the closest performance profile with 400 MHz bandwidth and 1800V/µs slew rate, representing modest performance enhancement over the HFA1105IBZ baseline while maintaining similar supply current characteristics and video amplification application suitability.