MAX4353ESA Equivalent & Substitute Parts

Part Overview

The MAX4353ESA is a general-purpose operational amplifier featuring dual circuits in a rail-to-rail configuration, manufactured by Analog Devices Inc./Maxim Integrated. This device is classified as obsolete, which necessitates identification of functionally equivalent alternatives for ongoing design support and procurement continuity. The MAX4353ESA operates across a supply voltage range of 2.7 V to 5.25 V with a slew rate of 240 V/µs and -3 dB bandwidth of 80 MHz, making it suitable for general-purpose analog signal conditioning applications.

Key Parameters

Parameter	Value
Amplifier Type	General Purpose
Number of Circuits	2
Output Type	Rail-to-Rail
Slew Rate	240 V/µs
-3 dB Bandwidth	80 MHz
Current - Input Bias	800 nA
Voltage - Input Offset	400 µV
Current - Supply (x2 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°C to 85°C
Package / Case	8-SOIC (0.154", 3.90 mm Width)
Mounting Type	Surface Mount

Substitute Part Grouping Explanation

Substitution of the MAX4353ESA is determined by strict equivalence across all electrical and mechanical parameters. The substitute part must maintain identical specifications for amplifier type, circuit count, output configuration, slew rate, bandwidth, bias current, input offset voltage, supply current, output current capability, supply voltage range, operating temperature range, and physical package dimensions.

The MAX4353ESA+ qualifies as a direct substitute based on complete parameter alignment across all specified electrical characteristics and mechanical packaging requirements. Both devices feature identical dual general-purpose rail-to-rail amplifier configurations with 240 V/µs slew rate and 80 MHz bandwidth in 8-SOIC surface-mount packages.

Parameter Comparison

Parameter	MAX4353ESA	MAX4353ESA+
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Category	Linear, Amplifiers	Linear, Amplifiers
Amplifier Type	General Purpose	General Purpose
Number of Circuits	2	2
Output Type	Rail-to-Rail	Rail-to-Rail
Slew Rate	240 V/µs	240 V/µs
-3 dB Bandwidth	80 MHz	80 MHz
Current - Input Bias	800 nA	800 nA
Voltage - Input Offset	400 µV	400 µV
Current - Supply (x2 Channels)	620 µA	620 µA
Current - Output / Channel	22 mA	22 mA
Voltage - Supply Span (Min)	2.7 V	2.7 V
Voltage - Supply Span (Max)	5.25 V	5.25 V
Operating Temperature Range	-40°C to 85°C	-40°C to 85°C
Package / Case	8-SOIC (0.154", 3.90 mm Width)	8-SOIC (0.154", 3.90 mm Width)
Mounting Type	Surface Mount	Surface Mount
Product Status	Obsolete	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

The MAX4353ESA+ is the direct functional equivalent of the MAX4353ESA. Both devices are electrically and mechanically identical across all specified parameters. The primary distinction is product lifecycle status: the MAX4353ESA is obsolete, while the MAX4353ESA+ maintains active production status.

For new designs and procurement of replacement components, the MAX4353ESA+ is the appropriate selection. This substitute provides continuity of electrical performance while offering improved regulatory compliance through ROHS3 certification, addressing modern environmental and supply chain requirements.

Existing designs utilizing the MAX4353ESA may transition to the MAX4353ESA+ without circuit modification, as all electrical characteristics, pin configurations, and package dimensions remain identical.

Frequently Asked Questions (FAQ)

Q: Can MAX4353ESA+ be used as a direct replacement for MAX4353ESA in existing designs?

A: Yes. The MAX4353ESA+ is electrically and mechanically identical to the MAX4353ESA. All electrical parameters, pin assignments, and package dimensions are equivalent. No circuit redesign is required.

Q: What is the primary reason for substitution?

A: The MAX4353ESA is classified as obsolete. The MAX4353ESA+ is the active production equivalent, ensuring long-term component availability and supply chain continuity.

Q: Are there differences in RoHS compliance between these parts?

A: Yes. The MAX4353ESA is RoHS non-compliant, while the MAX4353ESA+ is ROHS3 compliant. For applications subject to RoHS regulations, the MAX4353ESA+ is required.

Q: Do both parts have identical moisture sensitivity levels?

A: Yes. Both the MAX4353ESA and MAX4353ESA+ have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions.

Q: Are the package dimensions identical?

A: Yes. Both devices are supplied in 8-SOIC packages with identical dimensions of 0.154 inches (3.90 mm width). PCB footprints are interchangeable.

Q: What is the difference in packaging between these parts?

A: The MAX4353ESA is supplied in standard packaging, while the MAX4353ESA+ is supplied in tube packaging. This does not affect electrical performance or compatibility.

Q: Can I use MAX4353ESA+ in high-temperature applications?

A: Yes. The MAX4353ESA+ operates across the full temperature range of -40°C to 85°C, identical to the original MAX4353ESA.

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