MAX4486ASA General Purpose Operational Amplifier Equivalent & Substitute Parts

Part Overview

The MAX4486ASA is a general purpose operational amplifier manufactured by Analog Devices Inc./Maxim Integrated, configured as a dual-channel (2 circuit) rail-to-rail amplifier in an 8-SOIC surface mount package. This device is classified as obsolete product status, which necessitates identification of active equivalent and substitute components for ongoing design support and procurement continuity.

The MAX4486ASA operates across a supply voltage range of 2.7V to 5.5V with an operating temperature range of -40°C to 125°C. Key performance characteristics include a slew rate of 20V/µs, gain bandwidth product of 7 MHz, and output current capability of 33 mA per channel. The device is RoHS non-compliant and carries unlimited moisture sensitivity level (MSL 1).

Due to its obsolete status, direct replacement with active product variants or functionally equivalent alternatives is required for new designs and production continuity.

Key Parameters

Parameter	Value	Unit
Manufacturer Part Number	MAX4486ASA	—
Manufacturer	Analog Devices Inc./Maxim Integrated	—
Product Status	Obsolete	—
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	20	V/µs
Gain Bandwidth Product	7	MHz
Current - Input Bias	0.1	pA
Voltage - Input Offset	300	µV
Current - Supply (per channel)	2.2	mA
Current - Output / Channel	33	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature Range	-40 to 125	°C
Mounting Type	Surface Mount	—
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
RoHS Status	RoHS non-compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the MAX4486ASA is determined by strict alignment of the following critical parameters:

Primary Substitution Criteria:

Amplifier Type: General Purpose
Number of Circuits: 2 (dual-channel configuration)
Output Type: Rail-to-Rail
Package / Case: 8-SOIC (0.154", 3.90mm Width) or compatible 8-pin SOIC variants
Voltage - Supply Span: Minimum 2.7V, Maximum 5.5V (or compatible range)
Operating Temperature Range: -40°C to 125°C (or compatible range)
Mounting Type: Surface Mount

Secondary Performance Parameters (for functional equivalence):

Slew Rate: 20V/µs (primary specification)
Gain Bandwidth Product: 7 MHz (primary specification)
Current - Output / Channel: 33 mA (primary specification)
Current - Input Bias: 0.1 pA (primary specification)

Substitute parts are grouped into two categories:

Category 1: Direct Equivalents (Identical or Near-Identical Specifications)

MAX4486ASA+ (Analog Devices Inc./Maxim Integrated) — Active product status variant with identical electrical specifications and RoHS3 compliance
LMP2012MA/NOPB and LMP2012MAX/NOPB (Texas Instruments) — Active general purpose dual op-amps with compatible package, supply voltage, and temperature range; reduced slew rate (4V/µs) and gain bandwidth product (3 MHz) but maintain rail-to-rail output and 8-SOIC package compatibility

Category 2: Functional Alternatives (Compatible Package and Supply Voltage with Performance Variations)

LMR932F-GE2 (Rohm Semiconductor) — 8-SOP package (0.173" width, slightly wider than MAX4486ASA); reduced slew rate (0.35V/µs) and gain bandwidth product (1.4 MHz); lower supply voltage minimum (1.8V); lower operating temperature maximum (85°C)
LMV358LIDT (STMicroelectronics) — Identical 8-SOIC package; reduced slew rate (0.7V/µs) and gain bandwidth product (1.3 MHz); compatible supply voltage and temperature range
LMV772MA/NOPB and LMV772MAX/NOPB (Texas Instruments) — Identical 8-SOIC package; differential output type (vs. standard rail-to-rail); reduced slew rate (1.4V/µs) and gain bandwidth product (3.5 MHz); compatible supply voltage and temperature range
LMV822AIDT and LMV822IDT (STMicroelectronics) — Identical 8-SOIC package; reduced slew rate (1.9V/µs) and gain bandwidth product (5.5 MHz); automotive grade with AEC-Q100 qualification; compatible supply voltage and temperature range
LMX358IDT (STMicroelectronics) — Identical 8-SOIC package; reduced slew rate (0.7V/µs) and gain bandwidth product (1.3 MHz); extended minimum supply voltage (2.3V); compatible temperature range

All substitute parts maintain the 8-SOIC surface mount package format, dual-channel configuration, and rail-to-rail output capability required for direct PCB-level replacement.

Parameter Comparison

Part Number	Manufacturer	Product Status	Slew Rate (V/µs)	GBW (MHz)	Output Type	Supply Min (V)	Supply Max (V)	Temp Range (°C)	Package	RoHS Status
MAX4486ASA	Analog Devices	Obsolete	20	7	Rail-to-Rail	2.7	5.5	-40 to 125	8-SOIC	Non-compliant
MAX4486ASA+	Analog Devices	Active	20	7	Rail-to-Rail	2.7	5.5	-40 to 125	8-SOIC	ROHS3 Compliant
LMP2012MA/NOPB	Texas Instruments	Active	4	3	Rail-to-Rail	2.7	5.25	-40 to 125	8-SOIC	ROHS3 Compliant
LMP2012MAX/NOPB	Texas Instruments	Active	4	3	Rail-to-Rail	2.7	5.25	-40 to 125	8-SOIC	ROHS3 Compliant
LMR932F-GE2	Rohm Semiconductor	Active	0.35	1.4	Rail-to-Rail	1.8	5	-40 to 85	8-SOP	ROHS3 Compliant
LMV358LIDT	STMicroelectronics	Active	0.7	1.3	Rail-to-Rail	2.7	5.5	-40 to 125	8-SOIC	ROHS3 Compliant
LMV772MA/NOPB	Texas Instruments	Active	1.4	3.5	Differential, Rail-to-Rail	2.7	5.5	-40 to 125	8-SOIC	ROHS3 Compliant
LMV772MAX/NOPB	Texas Instruments	Active	1.4	3.5	Differential, Rail-to-Rail	2.7	5.5	-40 to 125	8-SOIC	ROHS3 Compliant
LMV822AIDT	STMicroelectronics	Active	1.9	5.5	Rail-to-Rail	2.5	5.5	-40 to 125	8-SOIC	ROHS3 Compliant
LMV822IDT	STMicroelectronics	Active	1.9	5.5	Rail-to-Rail	2.5	5.5	-40 to 125	8-SOIC	ROHS3 Compliant
LMX358IDT	STMicroelectronics	Active	0.7	1.3	Rail-to-Rail	2.3	5.5	-40 to 125	8-SOIC	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation: MAX4486ASA+

The MAX4486ASA+ is the direct active equivalent of the obsolete MAX4486ASA. This part maintains identical electrical specifications (20V/µs slew rate, 7 MHz gain bandwidth product, 33 mA output current per channel) and is packaged in the same 8-SOIC format. The primary distinction is product status (Active vs. Obsolete) and RoHS compliance (ROHS3 Compliant vs. Non-compliant). This part is suitable for direct PCB substitution without circuit redesign. Inventory availability is confirmed at 2150 pieces.

Secondary Recommendations for Performance-Reduced Applications:

When application requirements permit reduced slew rate and gain bandwidth product, the following active alternatives provide RoHS3 compliance and extended product lifecycle support:

LMP2012MA/NOPB or LMP2012MAX/NOPB (Texas Instruments): These parts reduce slew rate to 4V/µs and gain bandwidth product to 3 MHz, but maintain rail-to-rail output, 8-SOIC package, and -40°C to 125°C operating range. Supply voltage maximum is reduced to 5.25V. Inventory availability is high (4643 and 16845 pieces respectively).
LMV822AIDT or LMV822IDT (STMicroelectronics): These automotive-grade parts (AEC-Q100 qualified) provide slew rate of 1.9V/µs and gain bandwidth product of 5.5 MHz. They maintain 8-SOIC package and -40°C to 125°C operating range. Minimum supply voltage is reduced to 2.5V. Inventory availability is high (25200 and 17900 pieces respectively).
LMV358LIDT or LMX358IDT (STMicroelectronics): These parts provide the lowest slew rate (0.7V/µs) and gain bandwidth product (1.3 MHz) among active alternatives. Both maintain 8-SOIC package and -40°C to 125°C operating range. LMX358IDT extends minimum supply voltage to 2.3V. Inventory availability is high (28000 and 18685 pieces respectively).

Not Recommended for Direct Substitution:

LMR932F-GE2 (Rohm Semiconductor): This part uses an 8-SOP package (0.173" width) which is physically incompatible with the MAX4486ASA 8-SOIC footprint (0.154" width). Additionally, the maximum operating temperature is limited to 85°C, which does not meet the -40°C to 125°C requirement. This part is suitable only for new designs with modified PCB layouts.
LMV772MA/NOPB and LMV772MAX/NOPB (Texas Instruments): These parts feature differential output type rather than standard rail-to-rail output, which may not be compatible with existing circuit designs expecting single-ended rail-to-rail amplifiers.

All recommended substitute parts carry ROHS3 compliance and unlimited moisture sensitivity level (MSL 1), ensuring compatibility with modern manufacturing and storage requirements.

Frequently Asked Questions (FAQ)

Q1: Can MAX4486ASA+ be used as a direct replacement for MAX4486ASA without circuit modification?

A: Yes. The MAX4486ASA+ is electrically identical to the MAX4486ASA, with identical slew rate (20V/µs), gain bandwidth product (7 MHz), output current (33 mA per channel), and supply voltage range (2.7V to 5.5V). Both use the same 8-SOIC package. The only differences are product status (Active vs. Obsolete) and RoHS compliance (ROHS3 vs. Non-compliant). No circuit redesign is required.

Q2: What are the key differences between the MAX4486ASA and the LMP2012 series?

A: The LMP2012MA/NOPB and LMP2012MAX/NOPB reduce slew rate from 20V/µs to 4V/µs and gain bandwidth product from 7 MHz to 3 MHz. Supply current is also reduced from 2.2 mA per channel to 930 µA. Output current per channel is reduced from 33 mA to 17 mA. Maximum supply voltage is reduced from 5.5V to 5.25V. Both maintain rail-to-rail output, 8-SOIC package, and -40°C to 125°C operating range. These differences make LMP2012 suitable for low-power applications where reduced bandwidth is acceptable.

Q3: Are the LMV822 and LMX358 parts suitable for high-speed signal processing applications?

A: No. Both LMV822 (slew rate 1.9V/µs, GBW 5.5 MHz) and LMX358 (slew rate 0.7V/µs, GBW 1.3 MHz) have significantly reduced slew rate and gain bandwidth product compared to the MAX4486ASA (20V/µs, 7 MHz). These parts are suitable for general-purpose, low-frequency applications. Applications requiring the original 20V/µs slew rate and 7 MHz bandwidth should use MAX4486ASA+ or equivalent high-speed alternatives.

Q4: Why is the LMR932F-GE2 not recommended as a direct substitute?

A: The LMR932F-GE2 uses an 8-SOP package with 0.173" width, which is physically incompatible with the MAX4486ASA 8-SOIC footprint (0.154" width). PCB layout modifications would be required. Additionally, the maximum operating temperature is limited to 85°C, which does not meet the -40°C to 125°C specification of the MAX4486ASA. This part is suitable only for new designs with modified PCB layouts and reduced temperature requirements.

Q5: What is the difference between LMV772 (differential output) and other rail-to-rail alternatives?

A: The LMV772MA/NOPB and LMV772MAX/NOPB feature differential output type, whereas the MAX4486ASA and most other alternatives feature standard rail-to-rail output. Differential output amplifiers are designed for specific circuit topologies and may not be compatible with existing designs expecting single-ended rail-to-rail amplifiers. These parts should be used only in applications specifically designed for differential output operation.

Q6: Are all substitute parts RoHS compliant?

A: All recommended substitute parts (MAX4486ASA+, LMP2012 series, LMR932F-GE2, LMV358, LMV772 series, LMV822 series, and LMX358) are ROHS3 compliant. The original MAX4486ASA is RoHS non-compliant. For new designs and production requiring RoHS compliance, use MAX4486ASA+ or any of the active alternatives listed.

Q7: Which substitute part has the highest inventory availability?

A: LMV358LIDT (STMicroelectronics) has the highest confirmed inventory at 28000 pieces. LMP2012MAX/NOPB (Texas Instruments) has 16845 pieces, and LMX358IDT (STMicroelectronics) has 18685 pieces. These three parts offer the best long-term supply security for high-volume production.

Q8: Can I use LMP2012 parts in applications requiring 5.5V supply voltage?

A: No. LMP2012MA/NOPB and LMP2012MAX/NOPB have a maximum supply voltage of 5.25V, which is 0.25V below the MAX4486ASA specification of 5.5V. If your application requires operation at 5.5V, use MAX4486ASA+, LMV358LIDT, LMX358IDT, LMV822 series, or LMV772 series, all of which support 5.5V maximum supply voltage.

Q9: Are automotive-grade alternatives available?

A: Yes. The LMV822AIDT and LMV822IDT (STMicroelectronics) are automotive-grade parts with AEC-Q100 qualification. These parts maintain the 8-SOIC package, -40°C to 125°C operating range, and rail-to-rail output. Slew rate is 1.9V/µs and gain bandwidth product is 5.5 MHz. These parts are suitable for automotive applications requiring qualified components.

Q10: What is the moisture sensitivity level (MSL) for all substitute parts?

A: All substitute parts listed (MAX4486ASA+, LMP2012 series, LMR932F-GE2, LMV358, LMV772 series, LMV822 series, and LMX358) carry MSL 1 (Unlimited), identical to the original MAX4486ASA. This indicates unlimited shelf life under controlled storage conditions and no special moisture handling requirements during assembly.

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