MAX4265EUA Equivalent & Substitute Parts

Part Overview

The MAX4265EUA is a voltage feedback amplifier integrated circuit manufactured by Analog Devices Inc./Maxim Integrated. This single-circuit operational amplifier is designed for high-speed signal conditioning applications, featuring a 400 MHz gain bandwidth product and 900 V/µs slew rate in an 8-uMAX/uSOP surface mount package.

The MAX4265EUA is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements for systems utilizing this amplifier topology.

Substiute Parts

MAX4265EUA

Analog Devices Inc./Maxim IntegratedIn Stock: 775MAX4265EUA Datasheet

Current PartRFQ

MAX4265EUA+

Analog Devices Inc./Maxim IntegratedIn Stock: 1038MAX4265EUA+ Datasheet

DirectRFQ

THS4275DGN

Texas InstrumentsIn Stock: 1374THS4275DGN Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAX4265EUA is determined by electrical and mechanical compatibility across the following critical parameters:

Electrical Compatibility Criteria:

• Amplifier topology (voltage feedback architecture)
• Single-circuit configuration
• Gain bandwidth product (400 MHz minimum)
• Slew rate performance (900 V/µs minimum)
• Input bias current and input offset voltage specifications
• Supply current and output current capabilities
• Supply voltage range compatibility
• Operating temperature range (-40°C to 85°C)

Mechanical Compatibility Criteria:

• Surface mount technology
• 8-pin package footprint (8-TSSOP/8-MSOP with 0.118" / 3.00mm width)
• Pin configuration compatibility

Substitute parts are grouped into two categories: direct equivalents (identical electrical and mechanical specifications) and manufacturer-recommended alternatives (compatible electrical performance with enhanced specifications).

Parameter Comparison

Engineering Selection Recommendations

MAX4265EUA+ (Direct Equivalent)

The MAX4265EUA+ is the direct successor to the MAX4265EUA from Analog Devices Inc./Maxim Integrated. This part maintains identical electrical specifications and mechanical packaging. The MAX4265EUA+ is classified as active product status, ensuring ongoing availability and supply chain support. The primary distinction is RoHS3 compliance, making this part suitable for applications requiring regulatory adherence to current environmental standards. The MAX4265EUA+ is the preferred selection for direct replacement in existing designs.

THS4275DGN (Manufacturer-Recommended Alternative)

The THS4275DGN is a Texas Instruments voltage feedback amplifier offering enhanced electrical performance characteristics. This part exceeds the MAX4265EUA specifications in slew rate (1000 V/µs versus 900 V/µs), -3dB bandwidth (1400 MHz versus 400 MHz), and output current capability (160 mA versus 45 mA). The THS4275DGN operates across an extended supply voltage range (5 V to 15 V versus 4.5 V to 8 V) and features lower supply current consumption (22 mA versus 28 mA).

The THS4275DGN is classified as active product status with ROHS3 compliance. Input bias current (6 µA) and input offset voltage (5 mV) are higher than the MAX4265EUA, requiring circuit-level evaluation for precision applications. The THS4275DGN is suitable for applications where enhanced bandwidth, output drive capability, and extended supply range provide design advantages.

Both substitute parts maintain identical operating temperature range (-40°C to 85°C), surface mount technology, and 8-pin package footprint compatibility with the original MAX4265EUA.

Frequently Asked Questions (FAQ)

Q: Can MAX4265EUA+ be used as a direct replacement for MAX4265EUA?

A: Yes. The MAX4265EUA+ is electrically and mechanically identical to the MAX4265EUA. All electrical parameters, package dimensions, and pin configurations are equivalent. The primary difference is product status (active versus obsolete) and RoHS3 compliance. No circuit modifications are required.

Q: What are the key differences between MAX4265EUA and THS4275DGN?

A: The THS4275DGN offers enhanced performance in three areas: slew rate (1000 V/µs versus 900 V/µs), -3dB bandwidth (1400 MHz versus 400 MHz), and output current (160 mA versus 45 mA). The THS4275DGN also supports extended supply voltage range (5 V to 15 V versus 4.5 V to 8 V) and lower supply current (22 mA versus 28 mA). Input bias current and input offset voltage are higher in the THS4275DGN, which may affect precision applications.

Q: Is the THS4275DGN pin-compatible with MAX4265EUA?

A: Yes. Both parts use 8-pin surface mount packages (8-TSSOP/8-MSOP) with identical 0.118" (3.00mm) width. Pin configuration is compatible. The THS4275DGN includes an exposed pad for enhanced thermal performance.

Q: Are there supply voltage compatibility concerns when substituting with THS4275DGN?

A: The MAX4265EUA operates at 4.5 V to 8 V supply range. The THS4275DGN operates at 5 V to 15 V. If your circuit supplies voltage below 5 V, the THS4275DGN is not suitable. If your circuit supplies voltage between 5 V and 8 V, both parts are compatible. If your circuit supplies voltage above 8 V, only the THS4275DGN is suitable.

Q: Which substitute part should be selected for new designs?

A: For new designs, MAX4265EUA+ is recommended if electrical specifications match design requirements. The MAX4265EUA+ is active product status with RoHS3 compliance and ensures long-term supply availability. The THS4275DGN is recommended if enhanced bandwidth, output current, or extended supply voltage range provides design advantages.

Q: Are moisture sensitivity levels identical across all three parts?

A: Yes. All three parts (MAX4265EUA, MAX4265EUA+, and THS4275DGN) have Moisture Sensitivity Level (MSL) 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: What is the impact of higher input offset voltage in THS4275DGN?

A: The THS4275EUA has 1 mV input offset voltage, while THS4275DGN has 5 mV. For precision DC amplification or instrumentation applications requiring low offset drift, the MAX4265EUA or MAX4265EUA+ is preferred. For AC coupling or applications with offset compensation, the THS4275DGN is acceptable.