LMV358MX Equivalent & Substitute Parts

Part Overview

The LMV358MX is a general-purpose operational amplifier manufactured by Texas Instruments, featuring dual circuits in an 8-SOIC surface-mount package. This device operates as a rail-to-rail output amplifier with a 1 MHz gain-bandwidth product and is designed for low-power applications across a 2.7 V to 5.5 V supply range. The LMV358MX is designated as Last Time Buy, indicating discontinued production status. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term product availability for applications currently utilizing this component.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	1	V/µs
Gain Bandwidth Product	1	MHz
Current - Input Bias	15	nA
Voltage - Input Offset	1.7	mV
Current - Supply (x2 Channels)	210	µA
Current - Output / Channel	160	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature	-40 to 125	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the LMV358MX is determined by strict alignment of electrical and mechanical parameters. The primary substitution criteria are:

Critical Parameters for Substitution:

Number of circuits: 2 (dual configuration required)
Output type: Rail-to-Rail
Package type: 8-SOIC surface mount
Supply voltage range: Minimum 2.7 V, Maximum 5.5 V
Operating temperature range: -40°C to 125°C
RoHS3 compliance and MSL 1 rating

Substitution Categories:

Category 1: Direct Equivalents (Identical Electrical Specifications) Parts that maintain the same amplifier type (General Purpose), slew rate (1 V/µs), and gain-bandwidth product (1 MHz) with identical supply current and output current characteristics.

Category 2: Enhanced Performance Substitutes (CMOS Technology) Parts that exceed the LMV358MX specifications in slew rate, gain-bandwidth product, and input bias current while maintaining compatible supply voltage ranges and package form factors. These parts offer improved performance metrics suitable for applications requiring higher bandwidth or lower power consumption.

Category 3: Alternative Topology Substitutes (Rohm Semiconductor) Parts from alternative manufacturers that provide dual-circuit rail-to-rail amplification in compatible packages with different performance trade-offs in slew rate and gain-bandwidth product.

All substitute parts listed maintain the 8-SOIC package footprint, surface-mount compatibility, and compliance certifications required for direct PCB replacement.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA/nA)	Supply Current (µA)	Output Current (mA)	Package	Status
LMV358MX	Texas Instruments	General Purpose	1	1	15 nA	210	160	8-SOIC	Last Time Buy
LMV358MX/NOPB	Texas Instruments	General Purpose	1	1	15 nA	210	160	8-SOIC	Active
AD8542ARZ	Analog Devices Inc.	General Purpose	0.92	1	4 pA	45	30	8-SOIC	Active
AD8542ARZ-REEL	Analog Devices Inc.	General Purpose	0.92	1	4 pA	45	30	8-SOIC	Active
AD8656ARZ-REEL7	Analog Devices Inc.	CMOS	11	28	1 pA	3700	220	8-SOIC	Active
ADA4891-2ARZ	Analog Devices Inc.	CMOS	210	105	2 pA	4400	125	8-SOIC	Active
ADA4891-2ARZ-R7	Analog Devices Inc.	CMOS	210	105	2 pA	4400	125	8-SOIC	Active
ADA4891-2ARZ-RL	Analog Devices Inc.	CMOS	210	105	2 pA	4400	125	8-SOIC	Active
BU7242F-E2	Rohm Semiconductor	CMOS	0.4	0.9	1 pA	180	12	8-SOIC	Active
BU7242SF-E2	Rohm Semiconductor	CMOS	0.4	0.9	1 pA	180	12	8-SOIC	Active
BU7266F-E2	Rohm Semiconductor	CMOS	0.0024	0.004	1 pA	0.7	4	8-SOIC	Active

Engineering Selection Recommendations

Primary Recommendation: LMV358MX/NOPB

The LMV358MX/NOPB is the direct active equivalent of the LMV358MX. This part maintains identical electrical specifications, package configuration, and compliance certifications. With 155,100 units in stock and Active product status, this part provides immediate supply continuity for applications currently using the LMV358MX. The /NOPB designation indicates lead-free, RoHS3-compliant manufacturing. This is the preferred substitution path for designs requiring no circuit modification.

Secondary Recommendation: AD8542ARZ or AD8542ARZ-REEL

The AD8542ARZ series from Analog Devices Inc. provides general-purpose dual-circuit amplification with identical 1 MHz gain-bandwidth product and compatible supply voltage range (2.7 V to 5.5 V). This part features significantly reduced supply current (45 µA versus 210 µA) and lower input bias current (4 pA versus 15 nA), making it suitable for power-sensitive applications. The 8-SOIC package footprint is identical. Both tube (AD8542ARZ) and reel (AD8542ARZ-REEL) packaging options are available with Active status and substantial inventory levels.

Enhanced Performance Options: ADA4891-2ARZ Series

The ADA4891-2ARZ family offers CMOS technology with significantly enhanced performance characteristics: 210 V/µs slew rate, 105 MHz gain-bandwidth product, and 2 pA input bias current. These parts are suitable for applications requiring higher bandwidth or improved signal fidelity. All variants (ARZ, ARZ-R7, ARZ-RL) maintain the 8-SOIC package and -40°C to 125°C operating range. Packaging options include tube and reel configurations with Active status.

Alternative Topology: BU7242 Series (Rohm Semiconductor)

The BU7242F-E2 and BU7242SF-E2 provide CMOS dual-circuit amplification with lower supply current (180 µA) and reduced output current capability (12 mA). These parts are suitable for ultra-low-power applications where output current requirements do not exceed 12 mA per channel. Operating temperature range extends to 105°C for the SF variant. Package footprint is 8-SOIC compatible.

Not Recommended for Direct Substitution: BU7266F-E2

The BU7266F-E2 exhibits significantly reduced performance specifications (4 kHz gain-bandwidth product, 0.0024 V/µs slew rate, 700 nA supply current) and is intended for ultra-low-power, low-bandwidth applications. This part is not suitable as a general substitute for the LMV358MX in standard signal conditioning applications.

Frequently Asked Questions (FAQ)

Q1: Can I directly replace LMV358MX with LMV358MX/NOPB without circuit modification?

A: Yes. The LMV358MX/NOPB is the direct active equivalent with identical electrical specifications, package footprint, and pin configuration. No circuit modification is required. The /NOPB designation indicates lead-free, RoHS3-compliant manufacturing.

Q2: What is the primary difference between LMV358MX and AD8542ARZ?

A: Both parts maintain identical 1 MHz gain-bandwidth product and 8-SOIC package compatibility. The AD8542ARZ features significantly lower supply current (45 µA versus 210 µA) and lower input bias current (4 pA versus 15 nA). The AD8542ARZ is suitable for power-constrained applications but has slightly reduced slew rate (0.92 V/µs versus 1 V/µs).

Q3: When should I consider ADA4891-2ARZ instead of LMV358MX?

A: The ADA4891-2ARZ is recommended for applications requiring higher bandwidth (105 MHz versus 1 MHz), faster slew rate (210 V/µs versus 1 V/µs), or improved input offset voltage performance (2.5 mV versus 1.7 mV). This part is suitable for high-speed signal conditioning, instrumentation, and precision measurement applications. Circuit redesign may be necessary to optimize performance.

Q4: Are all substitute parts available in the same packaging options?

A: No. The LMV358MX/NOPB is available in Cut Tape and Digi-Reel packaging. AD8542ARZ is available in tube packaging; AD8542ARZ-REEL is available in Cut Tape and Digi-Reel. ADA4891-2ARZ variants are available in tube (ARZ), Cut Tape/Digi-Reel (ARZ-R7), and Tape & Reel (ARZ-RL) configurations. Verify packaging availability with your supplier before design finalization.

Q5: Do all substitute parts meet the same compliance requirements as LMV358MX?

A: Yes. All listed substitute parts are ROHS3 compliant, have MSL 1 (Unlimited) moisture sensitivity rating, and are REACH unaffected. All parts carry EAR99 export classification and identical HTSUS codes (8542.33.0001).

Q6: What is the operating temperature range for substitute parts?

A: The LMV358MX and most substitute parts operate from -40°C to 125°C. The BU7242F-E2 operates from -40°C to 85°C; the BU7242SF-E2 extends to -40°C to 105°C. Verify temperature requirements for your application before selection.

Q7: Can I use BU7242 series as a direct replacement?

A: The BU7242 series provides dual-circuit rail-to-rail amplification in 8-SOIC packages with compatible supply voltage ranges. However, reduced output current capability (12 mA versus 160 mA) and lower gain-bandwidth product (900 kHz versus 1 MHz) limit applicability. Use only if your application does not require the full output current or bandwidth of the LMV358MX.

Q8: What inventory levels are available for each substitute?

A: LMV358MX/NOPB: 155,100 units. AD8542ARZ: 37,241 units. AD8542ARZ-REEL: 33,700 units. ADA4891-2ARZ: 2,155 units. ADA4891-2ARZ-R7: 15,300 units. ADA4891-2ARZ-RL: 5,320 units. BU7242F-E2: 5,100 units. BU7242SF-E2: 5,300 units. BU7266F-E2: 1,012 units. Verify current availability with your component supplier.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message