MAX4454EUD Equivalent & Substitute Parts

Part Overview

The MAX4454EUD is a general-purpose operational amplifier featuring four independent circuits in a 14-TSSOP surface-mount package. This device is designed for rail-to-rail output applications with a slew rate of 95V/µs and -3dB bandwidth of 200 MHz, suitable for signal conditioning, filtering, and general analog signal processing applications.

The MAX4454EUD carries an obsolete product status. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term production requirements for systems utilizing this amplifier configuration.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	4	—
Output Type	Rail-to-Rail	—
Slew Rate	95	V/µs
-3dB Bandwidth	200	MHz
Current - Input Bias	800	nA
Voltage - Input Offset	400	µV
Current - Supply (x4 Channels)	620	µA
Current - Output / Channel	22	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	5.25	V
Operating Temperature Range	-40 to 85	°C
Package / Case	14-TSSOP (0.173", 4.40mm Width)	—
Mounting Type	Surface Mount	—

Substitute Part Grouping Explanation

Substitution eligibility for the MAX4454EUD is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Requirements:

Amplifier type: General Purpose
Circuit count: 4 independent circuits
Output configuration: Rail-to-Rail
Slew rate: 95 V/µs
Bandwidth (-3dB): 200 MHz
Input bias current: 800 nA
Input offset voltage: 400 µV
Supply current: 620 µA (x4 channels)
Output current per channel: 22 mA
Supply voltage range: 2.7 V to 5.25 V
Operating temperature: -40°C to 85°C

Mechanical Equivalence Requirements:

Package type: 14-TSSOP
Mounting: Surface Mount
Physical dimensions: 0.173" × 4.40mm width

The MAX4454EUD+ qualifies as a direct substitute based on identical electrical specifications and mechanical packaging. The primary distinction is product status and compliance certification.

Parameter Comparison

Parameter	MAX4454EUD	MAX4454EUD+	Match
Amplifier Type	General Purpose	General Purpose	✓
Number of Circuits	4	4	✓
Output Type	Rail-to-Rail	Rail-to-Rail	✓
Slew Rate (V/µs)	95	95	✓
-3dB Bandwidth (MHz)	200	200	✓
Input Bias Current (nA)	800	800	✓
Input Offset Voltage (µV)	400	400	✓
Supply Current (µA)	620	620	✓
Output Current / Channel (mA)	22	22	✓
Supply Voltage Min (V)	2.7	2.7	✓
Supply Voltage Max (V)	5.25	5.25	✓
Operating Temperature (°C)	-40 to 85	-40 to 85	✓
Package / Case	14-TSSOP	14-TSSOP	✓
Mounting Type	Surface Mount	Surface Mount	✓
Product Status	Obsolete	Active	—
RoHS Compliance	Non-compliant	ROHS3 Compliant	—

Engineering Selection Recommendations

MAX4454EUD+ as Primary Substitute:

The MAX4454EUD+ provides complete electrical and mechanical equivalence to the MAX4454EUD. All specified parameters—including slew rate, bandwidth, bias current, offset voltage, supply current, output current, and operating temperature range—are identical. Both devices utilize the 14-TSSOP surface-mount package with matching physical dimensions.

The MAX4454EUD+ carries active product status from Analog Devices Inc./Maxim Integrated, ensuring ongoing availability and manufacturing support. The device is ROHS3 compliant, meeting current environmental and regulatory requirements for new designs and production runs.

Compliance Considerations:

The original MAX4454EUD is RoHS non-compliant. The MAX4454EUD+ achieves ROHS3 compliance, making it suitable for applications subject to RoHS directives and modern supply chain requirements. Both devices maintain REACH unaffected status and EAR99 export classification.

Packaging and Inventory:

The MAX4454EUD+ is supplied in tube packaging, whereas the original part does not specify packaging format. Both devices are available in new original stock condition. Selection between these parts should be based on supply chain requirements, compliance mandates, and long-term product lifecycle planning.

Frequently Asked Questions (FAQ)

Q: Can MAX4454EUD+ be used as a direct replacement for MAX4454EUD in existing designs?

A: Yes. The MAX4454EUD+ is electrically and mechanically equivalent. All electrical parameters—slew rate, bandwidth, bias current, offset voltage, supply current, output current, and operating temperature range—are identical. The 14-TSSOP package and surface-mount configuration match exactly. No circuit modifications are required.

Q: What is the primary difference between MAX4454EUD and MAX4454EUD+?

A: The MAX4454EUD+ is the active production variant with ROHS3 compliance certification. The original MAX4454EUD is obsolete and RoHS non-compliant. Electrical and mechanical specifications are identical.

Q: Are there any compatibility issues with PCB layouts or footprints?

A: No. Both devices use the 14-TSSOP package with identical physical dimensions (0.173" × 4.40mm width). PCB footprints, land patterns, and assembly processes are interchangeable.

Q: Which part should be selected for new designs?

A: The MAX4454EUD+ should be selected for new designs. It carries active product status, ensuring long-term availability and manufacturing support. ROHS3 compliance meets current regulatory requirements.

Q: Is the MAX4454EUD+ suitable for applications requiring RoHS compliance?

A: Yes. The MAX4454EUD+ is ROHS3 compliant and meets environmental directives applicable to electronic components in regulated markets.

Q: What is the supply voltage operating range for both devices?

A: Both the MAX4454EUD and MAX4454EUD+ operate across a supply voltage range of 2.7 V to 5.25 V, supporting single and dual supply configurations in low-voltage applications.

Q: Are there differences in thermal or reliability characteristics?

A: No differences are specified in the provided parameters. Both devices operate across the identical temperature range of -40°C to 85°C and share identical electrical specifications.

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