MAX4074AGESA Equivalent & Substitute Parts

Part Overview

The MAX4074AGESA is a general-purpose operational amplifier manufactured by Analog Devices Inc./Maxim Integrated, designed for rail-to-rail applications in 8-SOIC surface mount packaging. This device is classified as Obsolete, which necessitates identification of active equivalent and substitute parts for ongoing design requirements and production continuity. The MAX4074AGESA operates across a 2.5V to 5.5V supply range with a slew rate of 0.1V/µs and -3dB bandwidth of 200 kHz, making it suitable for general-purpose amplification circuits requiring low-speed signal conditioning.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
Slew Rate	0.1	V/µs
-3dB Bandwidth	200	kHz
Current - Input Bias	0.8	pA
Voltage - Input Offset	200	µV
Current - Supply	37	µA
Current - Output / Channel	22	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature	-40 to 70	°C

Substitute Part Grouping Explanation

Substitution of the MAX4074AGESA is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Package type: 8-SOIC (0.154", 3.90mm Width) surface mount
Output configuration: Rail-to-rail capability
Number of circuits: Single amplifier per package
Supply voltage range: Minimum 2.5V, maximum 5.5V (or compatible overlap)
Operating temperature range: Must support -40°C minimum

Secondary Compatibility Parameters:

Slew rate: 0.1V/µs or higher
Input bias current: 0.8 pA or lower
Input offset voltage: 200 µV or lower
Output current capability: 22 mA or higher per channel

Substitute parts are grouped based on amplifier type classification (General Purpose, Zero-Drift, or CMOS) and product status (Active or Last Time Buy). All substitute parts maintain the 8-SOIC package footprint and surface mount configuration, ensuring mechanical and electrical compatibility with existing PCB designs.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Product Status	Slew Rate (V/µs)	Input Bias (pA)	Input Offset (µV)	Supply Current (µA)	Output Current (mA)	Supply Min (V)	Supply Max (V)	Temp Range (°C)	RoHS Status
MAX4074AGESA	Analog Devices / Maxim	General Purpose	Obsolete	0.1	0.8	200	37	22	2.5	5.5	-40 to 70	Non-compliant
LMP2021MA/NOPB	Texas Instruments	Zero-Drift	Active	2.6	25	0.4	1100	50	2.2	5.5	-40 to 125	ROHS3 Compliant
LMP2021MAX/NOPB	Texas Instruments	Zero-Drift	Active	2.6	25	0.4	1100	50	2.2	5.5	-40 to 125	ROHS3 Compliant
MCP6283-E/SN	Microchip Technology	General Purpose	Active	2.5	1	3000	450	25	2.2	6	-40 to 125	ROHS3 Compliant
OPA337UA	Burr Brown	CMOS	Active	1.2	0.2	500	525	9	2.7	5.5	-40 to 85	—
OPA374AID	Texas Instruments	General Purpose	Active	5	0.5	1000	585	—	2.3	5.5	-40 to 125	ROHS3 Compliant
TLV4110IDR	Texas Instruments	General Purpose	Active	1.57	0.3	175	700	320	2.5	6	-40 to 125	ROHS3 Compliant
TLV4111CD	Texas Instruments	General Purpose	Last Time Buy	1.57	0.3	175	700	320	2.5	6	0 to 70	ROHS3 Compliant

Engineering Selection Recommendations

For Active Production Designs:

The TLV4110IDR (Texas Instruments) is the primary recommended substitute for the obsolete MAX4074AGESA. This device maintains General Purpose amplifier classification, achieves full rail-to-rail output capability, and operates across the required -40°C to 125°C temperature range. The TLV4110IDR demonstrates superior slew rate performance (1.57V/µs versus 0.1V/µs), lower input offset voltage (175 µV versus 200 µV), and significantly higher output current capability (320 mA versus 22 mA). The part is ROHS3 compliant and carries Active product status with extensive inventory availability (23,829 units).

For Low-Offset Applications:

The LMP2021MA/NOPB or LMP2021MAX/NOPB (Texas Instruments) provide zero-drift amplifier technology with exceptional input offset voltage performance (0.4 µV). These devices are suitable for applications requiring precision signal conditioning. Both variants maintain 8-SOIC packaging and operate across -40°C to 125°C. The LMP2021MAX/NOPB is supplied in Tape & Reel packaging (2,887 units available), while the LMP2021MA/NOPB is supplied in Tube packaging (1,475 units available). Both are ROHS3 compliant.

For General-Purpose Rail-to-Rail Replacement:

The MCP6283-E/SN (Microchip Technology) provides general-purpose amplification with rail-to-rail output in 8-SOIC packaging. This device operates across 2.2V to 6V supply range and -40°C to 125°C temperature span. The MCP6283-E/SN is ROHS3 compliant with 1,532 units in stock.

For Extended Temperature Range:

The OPA374AID (Texas Instruments) supports the full -40°C to 125°C operating range with general-purpose amplifier characteristics and rail-to-rail output. This device features the highest slew rate among substitutes (5V/µs) and is ROHS3 compliant with 815 units available.

Not Recommended for Direct Substitution:

The TLV4111CD carries Last Time Buy status, indicating end-of-life phase-out. The OPA337UA operates only to 85°C maximum, which does not meet the full -40°C to 125°C requirement of modern industrial applications.

Frequently Asked Questions (FAQ)

Q: Can the MAX4074AGESA be directly replaced with any of these substitute parts without PCB modification?

A: Yes. All substitute parts maintain the 8-SOIC (0.154", 3.90mm Width) surface mount package footprint. Pin-to-pin compatibility is preserved for standard operational amplifier configurations. No PCB layout changes are required for mechanical fit or electrical connection.

Q: What is the primary difference between the TLV4110IDR and TLV4111CD?

A: Both devices share identical electrical specifications and 8-SOIC packaging. The critical difference is product status and operating temperature range. The TLV4110IDR is Active with -40°C to 125°C operation, while the TLV4111CD is Last Time Buy with 0°C to 70°C operation. For new designs, the TLV4110IDR is the appropriate selection.

Q: Why do the LMP2021 variants have different packaging but identical specifications?

A: The LMP2021MA/NOPB and LMP2021MAX/NOPB are electrically identical zero-drift amplifiers. The difference is packaging format: MA/NOPB is supplied in Tube packaging, while MAX/NOPB is supplied in Tape & Reel (TR) format. Selection depends on assembly line requirements and inventory management practices.

Q: Does the MCP6283-E/SN support the full -40°C to 70°C operating range of the original MAX4074AGESA?

A: The MCP6283-E/SN operates across -40°C to 125°C, which exceeds the original specification of -40°C to 70°C. This provides enhanced temperature margin for applications requiring extended operating range.

Q: Are all substitute parts RoHS compliant?

A: The OPA337UA does not specify RoHS status in the provided data. All other substitutes (LMP2021MA/NOPB, LMP2021MAX/NOPB, MCP6283-E/SN, OPA374AID, TLV4110IDR, and TLV4111CD) are ROHS3 compliant. The original MAX4074AGESA is RoHS non-compliant.

Q: What is the significance of the slew rate difference between MAX4074AGESA (0.1V/µs) and TLV4110IDR (1.57V/µs)?

A: Slew rate determines the maximum rate of voltage change the amplifier can produce. The TLV4110IDR's higher slew rate (1.57V/µs) enables faster signal response and is suitable for higher-frequency applications. For low-speed signal conditioning applications where the original 0.1V/µs was adequate, the higher slew rate of substitutes introduces no compatibility issues and provides performance margin.

Q: Can the OPA337UA be used as a substitute despite its 85°C maximum temperature rating?

A: The OPA337UA operates only to 85°C maximum, which does not meet the -40°C to 125°C industrial temperature requirement. This device is suitable only for applications with restricted operating temperature ranges (0°C to 85°C or similar). For general industrial substitution, devices supporting -40°C to 125°C are preferred.

Q: What output current capability should be considered when selecting a substitute?

A: The original MAX4074AGESA provides 22 mA output current per channel. The TLV4110IDR provides 320 mA, LMP2021 variants provide 50 mA, and MCP6283-E/SN provides 25 mA. Higher output current capability provides design margin for driving lower-impedance loads. If the original design required exactly 22 mA, any substitute with equal or greater output current is compatible.

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