MAX6304ESA Equivalent & Substitute Parts

Part Overview

The MAX6304ESA is a supervisor integrated circuit from Analog Devices Inc./Maxim Integrated designed for power management applications. It functions as a simple reset/power-on reset controller with push-pull, totem pole output configuration, monitoring a single voltage channel with adjustable/selectable threshold settings. The device is currently classified as obsolete, making identification of compatible substitute parts essential for ongoing system support and component procurement.

Substiute Parts

MAX6304ESA

Analog Devices Inc./Maxim IntegratedIn Stock: 3479MAX6304ESA Datasheet

Current PartRFQ

MAX6304ESA+

Analog Devices Inc./Maxim IntegratedIn Stock: 2353MAX6304ESA+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MAX6304ESA is determined by strict alignment across the following critical parameters:

• Functional Type: Simple Reset/Power-On Reset supervisor with single-channel voltage monitoring
• Output Configuration: Push-Pull, Totem Pole topology
• Reset Logic Level: Active High
• Reset Timeout: 2.8ms Minimum
• Voltage Threshold Control: Adjustable/Selectable
• Package Format: 8-SOIC with identical physical dimensions (0.154", 3.90mm Width)
• Operating Temperature Range: -40°C ~ 85°C (TA)
• Mounting Technology: Surface Mount

The MAX6304ESA+ qualifies as a direct substitute based on complete parameter alignment across all electrical and mechanical specifications. The primary distinction is product status and compliance certification.

Parameter Comparison

Engineering Selection Recommendations

The MAX6304ESA+ is the direct substitute for the obsolete MAX6304ESA. Selection of the MAX6304ESA+ is supported by the following factors:

• Electrical Equivalence: All functional parameters, including reset timeout, voltage monitoring capability, output configuration, and operating temperature range, are identical.
• Mechanical Compatibility: Package format, pin configuration, and physical dimensions are unchanged, enabling direct board-level substitution without layout modification.
• Product Status: The MAX6304ESA+ maintains active product status with current manufacturing support, ensuring long-term component availability.
• Compliance Enhancement: The MAX6304ESA+ achieves ROHS3 compliance, addressing regulatory requirements that may apply to new system designs or manufacturing revisions.
• Regulatory Alignment: Both REACH and ECCN classifications remain consistent, maintaining export and supply chain compliance.

Frequently Asked Questions (FAQ)

Q: Can the MAX6304ESA+ be used as a direct replacement for the MAX6304ESA in existing designs?

A: Yes. The MAX6304ESA+ is electrically and mechanically equivalent. All functional parameters, package specifications, and pin configurations are identical, enabling direct substitution without circuit modification or board redesign.

Q: What is the primary difference between MAX6304ESA and MAX6304ESA+?

A: The MAX6304ESA+ is the active production variant with ROHS3 compliance certification. The MAX6304ESA is classified as obsolete. Both devices are functionally identical in electrical performance and package format.

Q: Are there any packaging differences between these parts?

A: The MAX6304ESA is supplied in standard packaging, while the MAX6304ESA+ is supplied in Tube packaging. Both use the 8-SOIC package format with identical physical dimensions (0.154", 3.90mm Width). Tube packaging does not affect electrical performance or board-level compatibility.

Q: Does the RoHS compliance difference affect circuit functionality?

A: No. RoHS compliance relates to material composition and manufacturing process, not electrical or functional performance. The MAX6304ESA+ achieves ROHS3 compliance while maintaining identical electrical specifications and operating characteristics.

Q: What is the reset timeout specification, and is it identical between both parts?

A: Both the MAX6304ESA and MAX6304ESA+ have a reset timeout of 2.8ms Minimum. This parameter is unchanged between the two variants.

Q: Are both parts suitable for the full operating temperature range of -40°C to 85°C?

A: Yes. Both the MAX6304ESA and MAX6304ESA+ are rated for -40°C ~ 85°C (TA) operating temperature range.