MAX412BCSA-T Equivalent & Substitute Parts

Part Overview

The MAX412BCSA-T is a general purpose operational amplifier featuring dual circuits in an 8-SOIC surface mount package, manufactured by Analog Devices Inc./Maxim Integrated. This device is classified as obsolete, which necessitates identification of equivalent and substitute components for ongoing design support and production continuity. The MAX412BCSA-T delivers moderate bandwidth performance with a 28 MHz gain-bandwidth product and operates across a 4.8V to 10.5V supply range, making it suitable for general signal conditioning and amplification applications.

Substiute Parts

MAX412BCSA-T

Analog Devices Inc./Maxim IntegratedIn Stock: 1109MAX412BCSA-T Datasheet

Current PartRFQ

MAX412BCSA+T

Analog Devices Inc./Maxim IntegratedIn Stock: 3922MAX412BCSA+T Datasheet

DirectRFQ

AD8002ARZ-R7

Analog Devices Inc.In Stock: 4235AD8002ARZ-R7 Datasheet

MFR RecommendedRFQ

AD8058ARZ-REEL7

Analog Devices Inc.In Stock: 2210AD8058ARZ-REEL7 Datasheet

MFR RecommendedRFQ

AD8072JRZ-REEL7

Analog Devices Inc.In Stock: 3502AD8072JRZ-REEL7 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAX412BCSA-T is determined by compatibility across the following critical parameters: package type (8-SOIC surface mount), number of circuits (dual), mounting footprint (0.154" width, 3.90mm), supply voltage range overlap, and output current capability. The substitute parts are grouped into two categories based on their relationship to the original device:

Direct Packaging Equivalent: MAX412BCSA+T maintains identical electrical specifications and package configuration, differing only in packaging format (Tape & Reel versus individual packaging). This part is functionally interchangeable with identical performance characteristics.

Functional Alternatives: AD8002ARZ-R7, AD8058ARZ-REEL7, and AD8072JRZ-REEL7 are alternative amplifier topologies (current feedback and voltage feedback designs) that share the same 8-SOIC package footprint and dual-circuit configuration. These alternatives operate within compatible supply voltage ranges and deliver higher performance metrics in specific parameters, enabling substitution in applications where the original general-purpose specifications are exceeded by design margins.

Parameter Comparison

Engineering Selection Recommendations

MAX412BCSA+T is the primary direct substitute for MAX412BCSA-T. Both parts maintain identical electrical performance specifications and package configuration. The MAX412BCSA+T is classified as Active product status, ensuring continued availability and manufacturing support. Selection of MAX412BCSA+T is appropriate for direct replacement in existing designs without circuit modification.

AD8002ARZ-R7 is a current feedback amplifier topology offering significantly enhanced slew rate (1200V/µs) and bandwidth (600 MHz) performance. This device is suitable for substitution in applications where the original design includes performance margin or where higher-speed signal processing is required. The AD8002ARZ-R7 operates within the supply voltage range of the original part (6V to 12V overlaps with 4.8V to 10.5V minimum specification) and delivers doubled output current capability (70 mA versus 35 mA). Active product status ensures long-term availability.

AD8058ARZ-REEL7 is a voltage feedback amplifier providing 325 MHz bandwidth and 1150V/µs slew rate. This device extends the minimum supply voltage capability to 3V, enabling operation in lower-voltage applications. The AD8058ARZ-REEL7 is classified as Active and suitable for designs requiring enhanced bandwidth performance within compatible supply ranges.

AD8072JRZ-REEL7 is a current feedback video amplifier with 100 MHz bandwidth and 500V/µs slew rate. This device is classified as Last Time Buy, indicating limited future availability. Selection of AD8072JRZ-REEL7 is appropriate only when specific application requirements align with its performance characteristics and when supply chain continuity is not a primary concern.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and 8-SOIC package compatibility, ensuring compliance with environmental and manufacturing standards equivalent to the original MAX412BCSA-T.

Frequently Asked Questions (FAQ)

Q: Can MAX412BCSA+T be used as a direct replacement for MAX412BCSA-T?

A: Yes. MAX412BCSA+T is electrically and functionally identical to MAX412BCSA-T. The difference is packaging format: MAX412BCSA+T is supplied in Tape & Reel format while MAX412BCSA-T uses alternative packaging. Both parts share identical pin configuration, electrical specifications, and 8-SOIC package footprint. No circuit modifications are required.

Q: What is the primary difference between the MAX412BCSA-T and the AD8002ARZ-R7?

A: The MAX412BCSA-T is a general-purpose amplifier with 28 MHz gain-bandwidth product and 4.5V/µs slew rate. The AD8002ARZ-R7 is a current feedback amplifier with 600 MHz bandwidth and 1200V/µs slew rate. The AD8002ARZ-R7 delivers significantly higher performance in speed-critical applications. However, the AD8002ARZ-R7 exhibits higher input bias current (5 µA versus 80 nA) and higher input offset voltage (2 mV versus 120 µV), which may affect precision analog applications.

Q: Are all substitute parts compatible with the same PCB footprint?

A: Yes. All substitute parts listed (MAX412BCSA+T, AD8002ARZ-R7, AD8058ARZ-REEL7, and AD8072JRZ-REEL7) use the 8-SOIC package with 0.154" width and 3.90mm body dimension. Pin configuration is identical across all parts, enabling direct PCB footprint compatibility without layout modifications.

Q: What supply voltage range is compatible across all substitute options?

A: The overlapping supply voltage range across all parts is 6V to 10.5V. The MAX412BCSA-T operates from 4.8V to 10.5V. The AD8002ARZ-R7 operates from 6V to 12V. The AD8058ARZ-REEL7 operates from 3V to 12V. The AD8072JRZ-REEL7 operates from ±2.5V to ±6V or 5V to 12V. For designs operating below 6V, only AD8058ARZ-REEL7 provides compatibility.

Q: Why is AD8072JRZ-REEL7 marked as Last Time Buy?

A: AD8072JRZ-REEL7 is classified as Last Time Buy, indicating the manufacturer has announced end-of-life status with limited production remaining. This designation signals that future availability cannot be guaranteed. For new designs or long-term production requirements, selection of Active-status alternatives (MAX412BCSA+T, AD8002ARZ-R7, or AD8058ARZ-REEL7) is recommended.

Q: What is the impact of higher input bias current in AD8002ARZ-R7 compared to MAX412BCSA-T?

A: The AD8002ARZ-R7 exhibits 5 µA input bias current versus 80 nA in the MAX412BCSA-T. This 62-fold increase requires careful consideration in high-impedance input circuits or precision transimpedance applications. Input bias current generates voltage offset across source impedance; higher bias current increases this offset error. Applications with source impedance below 10 kΩ typically tolerate this difference without significant performance degradation.

Q: Are all parts RoHS3 compliant?

A: Yes. All listed parts (MAX412BCSA-T, MAX412BCSA+T, AD8002ARZ-R7, AD8058ARZ-REEL7, and AD8072JRZ-REEL7) are ROHS3 compliant and carry MSL Level 1 (Unlimited) moisture sensitivity rating, meeting environmental and manufacturing standards for commercial and industrial applications.