LMV932IDE4 Equivalent & Substitute Parts

Part Overview

The LMV932IDE4 is a general-purpose operational amplifier manufactured by Texas Instruments, featuring dual circuits in an 8-SOIC surface-mount package with rail-to-rail output capability. This device is classified as obsolete, necessitating identification of active equivalent and substitute components for new designs and production continuity. The LMV932IDE4 operates across a 1.8 V to 5 V supply range and is suitable for low-power analog signal processing applications requiring compact packaging and minimal component count.

Key Parameters

Parameter	Value
Manufacturer Part Number	LMV932IDE4
Manufacturer	Texas Instruments
Category	Linear, Amplifiers
Amplifier Type	General Purpose
Number of Circuits	2
Output Type	Rail-to-Rail
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Voltage - Supply Span (Min)	1.8 V
Voltage - Supply Span (Max)	5 V
Operating Temperature	-40°C ~ 125°C
Slew Rate	0.42 V/µs
Gain Bandwidth Product	1.5 MHz
Current - Input Bias	15 nA
Voltage - Input Offset	1 mV
Current - Supply	116 µA (x2 Channels)
Current - Output / Channel	100 mA
Product Status	Obsolete
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the LMV932IDE4 is determined by the following critical parameters: amplifier type (general purpose), number of circuits (2), output type (rail-to-rail), package type (8-SOIC), mounting type (surface mount), and operating voltage range (1.8 V to 5 V minimum). Secondary parameters including slew rate, gain bandwidth product, input bias current, and supply current influence the suitability of substitutes for specific application requirements.

Substitute parts are grouped into two categories:

Category 1: Direct Texas Instruments LMV932 Series Equivalents — Parts LMV932MA/NOPB and LMV932MAX/NOPB are active variants of the same base product number (LMV932) with identical electrical characteristics and package specifications. These represent the primary substitution path for obsolete LMV932IDE4 units.

Category 2: Cross-Manufacturer General-Purpose Amplifiers — Parts from Analog Devices Inc./Maxim Integrated (MAX4246ASA+, MAX4471ESA+, MAX4471ESA+T), Microchip Technology (MCP6L02T-E/SN), and Rohm Semiconductor (LMR932F-GE2) meet the core functional requirements of dual-circuit, rail-to-rail, general-purpose amplification in 8-SOIC packaging. These substitutes maintain compatibility with the primary electrical and mechanical interfaces while offering variations in performance characteristics such as slew rate, bandwidth, and supply current.

Category 3: CMOS Amplifier Alternatives — Parts BU7266F-E2, BU7266SF-E2, and BU7486F-E2 from Rohm Semiconductor provide rail-to-rail dual-circuit amplification in 8-SOP packaging. These CMOS-based devices exhibit significantly lower supply current and input bias current but operate with reduced slew rate and bandwidth compared to the LMV932IDE4, requiring application-specific evaluation.

Parameter Comparison

Parameter	LMV932IDE4	LMV932MA/NOPB	LMV932MAX/NOPB	LMR932F-GE2	MAX4246ASA+	MAX4471ESA+	MCP6L02T-E/SN
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Rohm Semiconductor	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated	Microchip Technology
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose
Number of Circuits	2	2	2	2	2	2	2
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Package / Case	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.173", 4.40mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Voltage - Supply Span (Min)	1.8 V	1.8 V	1.8 V	1.8 V	2.5 V	1.8 V	1.8 V
Voltage - Supply Span (Max)	5 V	5.5 V	5.5 V	5 V	5.5 V	5.5 V	6 V
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 85°C	-40°C ~ 125°C	-40°C ~ 85°C	-40°C ~ 125°C
Slew Rate	0.42 V/µs	0.42 V/µs	0.42 V/µs	0.35 V/µs	0.4 V/µs	0.002 V/µs	0.6 V/µs
Gain Bandwidth Product	1.5 MHz	1.5 MHz	1.5 MHz	1.4 MHz	1 MHz	9 kHz	1 MHz
Current - Input Bias	15 nA	14 nA	14 nA	5 nA	10 nA	200 pA	2 pA
Voltage - Input Offset	1 mV	1 mV	1 mV	1 mV	400 µV	500 µV	1 mV
Current - Supply	116 µA (x2)	116 µA (x2)	116 µA (x2)	140 µA	375 µA (x2)	750 nA (x2)	85 µA (x2)
Current - Output / Channel	100 mA	100 mA	100 mA	90 mA	30 mA	36 mA	20 mA
Product Status	Obsolete	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitutes (Recommended for Direct Replacement)

LMV932MA/NOPB and LMV932MAX/NOPB are the preferred substitutes for LMV932IDE4. Both parts are active products from Texas Instruments with identical electrical specifications and package dimensions. The primary distinction between these two options is packaging format: LMV932MA/NOPB is supplied in Tube packaging, while LMV932MAX/NOPB is supplied in Cut Tape (CT) & Digi-Reel® format. Both maintain ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). The maximum supply voltage specification increases from 5 V to 5.5 V in these active variants, providing enhanced compatibility with higher-voltage applications while maintaining full backward compatibility with 5 V designs.

Secondary Substitutes (Application-Dependent Selection)

MCP6L02T-E/SN from Microchip Technology provides general-purpose dual-circuit amplification with improved slew rate (0.6 V/µs) and lower input bias current (2 pA) compared to the LMV932IDE4. This device maintains the 8-SOIC package footprint and operates across -40°C to 125°C, matching the temperature range of the original part. Supply current is reduced to 85 µA per channel, offering power efficiency benefits. The maximum supply voltage extends to 6 V, providing additional design margin.

LMR932F-GE2 from Rohm Semiconductor offers comparable electrical performance with slightly reduced slew rate (0.35 V/µs) and gain bandwidth product (1.4 MHz). This part exhibits lower input bias current (5 nA) and operates within the same voltage range (1.8 V to 5 V). The operating temperature range is limited to -40°C to 85°C, which may restrict use in extended-temperature applications.

MAX4246ASA+ from Analog Devices Inc./Maxim Integrated provides general-purpose amplification with lower input offset voltage (400 µV) and operates across -40°C to 125°C. However, the minimum supply voltage requirement is 2.5 V, which restricts use in ultra-low-voltage applications below this threshold. Supply current is elevated at 375 µA per channel.

Low-Power Alternatives (Specialized Applications)

MAX4471ESA+ and MAX4471ESA+T from Analog Devices Inc./Maxim Integrated are ultra-low-power variants with supply current of 750 nA per channel and input bias current of 200 pA. These devices are suitable for battery-powered and energy-harvesting applications. The trade-off is significantly reduced slew rate (0.002 V/µs) and gain bandwidth product (9 kHz), limiting use to low-frequency signal processing. Operating temperature range is -40°C to 85°C.

CMOS Alternatives (Specialized Applications)

BU7266F-E2 and BU7266SF-E2 from Rohm Semiconductor provide ultra-low input bias current (1 pA) and minimal supply current (700 nA per channel), suitable for high-impedance signal conditioning. However, these CMOS devices exhibit significantly reduced slew rate (0.0024 V/µs) and gain bandwidth product (4 kHz), restricting application to DC and very-low-frequency signal processing. Operating temperature range for BU7266F-E2 is -40°C to 85°C; BU7266SF-E2 extends to -40°C to 105°C.

BU7486F-E2 from Rohm Semiconductor provides higher performance with slew rate of 10 V/µs and gain bandwidth product of 10 MHz, but requires minimum supply voltage of 3 V and exhibits elevated supply current of 6 mA per channel, making it unsuitable for low-voltage applications.

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

Frequently Asked Questions (FAQ)

Q: Can LMV932MA/NOPB or LMV932MAX/NOPB be used as direct replacements for LMV932IDE4?

A: Yes. Both LMV932MA/NOPB and LMV932MAX/NOPB are active variants of the LMV932 base product with identical electrical specifications and 8-SOIC package dimensions (0.154", 3.90mm width). These parts are pin-compatible and functionally equivalent. The primary difference is packaging format: Tube versus Cut Tape & Digi-Reel®. Both support the full -40°C to 125°C operating temperature range and maintain ROHS3 compliance.

Q: What is the difference between the 8-SOIC packages used in different substitute parts?

A: The LMV932IDE4, LMV932MA/NOPB, LMV932MAX/NOPB, MAX4246ASA+, MAX4471ESA+, MAX4471ESA+T, and MCP6L02T-E/SN all use 8-SOIC packages with 0.154" (3.90mm) width. The LMR932F-GE2, BU7266F-E2, BU7266SF-E2, and BU7486F-E2 use 8-SOP packages with 0.173" (4.40mm) width. While both package types are surface-mount and have 8 pins, the slightly larger width of the 8-SOP package may require PCB layout verification to ensure compatibility with existing footprints designed for 0.154" width packages.

Q: Which substitute part should be selected for applications requiring extended temperature operation?

A: LMV932MA/NOPB, LMV932MAX/NOPB, MAX4246ASA+, and MCP6L02T-E/SN all support the full -40°C to 125°C operating temperature range, matching the original LMV932IDE4 specification. LMR932F-GE2, MAX4471ESA+, MAX4471ESA+T, BU7266F-E2, and BU7266SF-E2 are limited to -40°C to 85°C. BU7486F-E2 extends to -40°C to 105°C. Application requirements for high-temperature operation should drive selection toward parts with extended temperature ratings.

Q: Are there supply voltage compatibility considerations when selecting a substitute?

A: Yes. The LMV932IDE4 operates from 1.8 V to 5 V. Most substitute parts (LMV932MA/NOPB, LMV932MAX/NOPB, LMR932F-GE2, MAX4471ESA+, MAX4471ESA+T, MCP6L02T-E/SN, BU7266F-E2, BU7266SF-E2) support this range or extend it to 5.5 V or 6 V. MAX4246ASA+ requires a minimum of 2.5 V, restricting use in applications below this voltage. BU7486F-E2 requires a minimum of 3 V. Applications operating below 2.5 V must use parts supporting 1.8 V minimum supply voltage.

Q: What performance trade-offs exist when selecting low-power substitute parts?

A: MAX4471ESA+ and MAX4471ESA+T reduce supply current to 750 nA per channel (compared to 116 µA for the LMV932IDE4) but exhibit slew rate of 0.002 V/µs and gain bandwidth product of 9 kHz, limiting use to DC and very-low-frequency applications. CMOS alternatives (BU7266F-E2, BU7266SF-E2) achieve even lower supply current (700 nA) and input bias current (1 pA) but are restricted to frequencies below 4 kHz. These low-power variants are suitable only for applications where bandwidth and slew rate requirements are minimal.

Q: How do input bias current specifications affect substitute selection?

A: The LMV932IDE4 has input bias current of 15 nA. Substitute parts range from 2 pA (MCP6L02T-E/SN) to 200 pA (MAX4471ESA+) to 1 pA (BU7266F-E2, BU7266SF-E2). Applications with high-impedance input sources or precision transimpedance amplifier configurations benefit from lower input bias current. Conversely, applications with low-impedance sources are less sensitive to input bias current variations.

Q: What is the significance of slew rate differences among substitute parts?

A: The LMV932IDE4 has slew rate of 0.42 V/µs, supporting signal transitions up to approximately 420 V/ms. Substitute parts range from 0.0024 V/µs (BU7266F-E2, BU7266SF-E2) to 10 V/µs (BU7486F-E2). Applications requiring fast signal transitions or high-frequency amplification must select parts with slew rate equal to or greater than the original specification. Low-slew-rate parts (below 0.1 V/µs) are restricted to DC and very-low-frequency signal processing.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and unlimited moisture sensitivity level (MSL 1), ensuring compatibility with standard manufacturing processes and storage requirements. No additional environmental or compliance considerations are required when transitioning from LMV932IDE4 to any of the listed substitutes.

Q: What packaging options are available for substitute parts?

A: LMV932MA/NOPB is supplied in Tube packaging. LMV932MAX/NOPB, LMR932F-GE2, BU7266F-E2, BU7266SF-E2, and BU7486F-E2 are supplied in Cut Tape (CT) & Digi-Reel® format. MAX4246ASA+, MAX4471ESA+, and MCP6L02T-E/SN are supplied in Tube packaging. MAX4471ESA+T is supplied in Tape & Reel (TR) format. Packaging selection should align with production volume and assembly process requirements.

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