LMV824IDE4 Equivalent & Substitute Parts

Part Overview

The LMV824IDE4 is a general-purpose operational amplifier featuring four circuits in a 14-SOIC surface-mount package. Manufactured by Texas Instruments, this rail-to-rail amplifier operates across a 2.5V to 5.5V supply range with a slew rate of 1.9V/µs and gain bandwidth product of 5.5 MHz. The device is classified as obsolete, necessitating identification of active equivalent and substitute components for new designs and production continuity. Substitute parts must maintain functional compatibility through matching circuit count, package type, output configuration, and electrical performance within acceptable tolerances.

Key Parameters

Parameter	LMV824IDE4
Manufacturer	Texas Instruments
Category	Linear, Amplifiers
Amplifier Type	General Purpose
Number of Circuits	4
Output Type	Rail-to-Rail
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Slew Rate	1.9V/µs
Gain Bandwidth Product	5.5 MHz
Voltage - Supply Span (Min)	2.5 V
Voltage - Supply Span (Max)	5.5 V
Operating Temperature	-40°C ~ 125°C
Current - Input Bias	40 nA
Voltage - Input Offset	1 mV
Current - Supply	1mA
Current - Output / Channel	45 mA
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the LMV824IDE4 are grouped based on strict electrical and mechanical compatibility criteria. The primary substitution parameters are:

Critical Matching Parameters:

Number of Circuits: 4 (all substitutes must contain four independent amplifier circuits)
Package Type: 14-SOIC surface-mount configuration
Output Configuration: Rail-to-Rail operation
Supply Voltage Range: Minimum 2.5V to maximum 5.5V compatibility
Operating Temperature Range: Support for -40°C to 125°C or equivalent extended range
Mounting Type: Surface Mount

Secondary Compatibility Parameters:

Slew Rate: 1.9V/µs or higher acceptable
Gain Bandwidth Product: 5.5 MHz or higher acceptable
Input Bias Current: 40 nA or lower acceptable
Input Offset Voltage: 1 mV or lower acceptable
Supply Current: 1mA or lower acceptable per channel
Output Current: 45 mA or higher acceptable

Substitutes are classified into two functional categories: General Purpose amplifiers (LMV824 variants and MCP6284-E/SL) and CMOS amplifiers (AD8604 series and MCP619 series). General Purpose variants maintain closest electrical alignment with the original LMV824IDE4 specification. CMOS variants offer superior input bias current performance but operate at reduced slew rates or bandwidth in some configurations.

Parameter Comparison

Parameter	LMV824IDE4	LMV824M/NOPB	LMV824MX/NOPB	AD8604ARZ-REEL7	LMV824AIDT	LMV824DR2G	LMV824IDT	MCP619-I/SL	MCP6284-E/SL
Manufacturer	Texas Instruments	Texas Instruments	National Semiconductor	Analog Devices Inc.	STMicroelectronics	onsemi	STMicroelectronics	Microchip Technology	Microchip Technology
Amplifier Type	General Purpose	General Purpose	General Purpose	CMOS	General Purpose	General Purpose	General Purpose	CMOS	General Purpose
Number of Circuits	4	4	4	4	4	4	4	4	4
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Package / Case	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC
Slew Rate	1.9V/µs	2V/µs	2V/µs	6V/µs	1.9V/µs	2V/µs	1.9V/µs	0.08V/µs	2.5V/µs
Gain Bandwidth Product	5.5 MHz	5.6 MHz	5.6 MHz	8.4 MHz	5.5 MHz	5.6 MHz	5.5 MHz	190 kHz	5 MHz
Current - Input Bias	40 nA	40 nA	40 nA	0.2 pA	60 nA	119 nA	60 nA	5 nA	1 pA
Voltage - Input Offset	1 mV	1 mV	1 mV	80 µV	800 µV	1 mV	3.5 mV	150 µV	3 mV
Current - Supply	1mA	1mA	1mA	750µA	300µA	1mA	300µA	19µA	450µA
Current - Output / Channel	45 mA	45 mA	45 mA	50 mA	70 mA	45 mA	70 mA	17 mA	25 mA
Voltage - Supply Span (Min)	2.5 V	2.5 V	2.5 V	2.7 V	2.5 V	2.7 V	2.5 V	2.3 V	2.2 V
Voltage - Supply Span (Max)	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V
Operating Temperature	-40°C ~ 125°C	-40°C ~ 85°C	-40°C ~ 85°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
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Not specified	1 (Unlimited)	1 (Unlimited)	3 (168 Hours)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Substitutes (Highest Compatibility):

LMV824M/NOPB and LMV824MX/NOPB represent the closest functional equivalents to LMV824IDE4. Both maintain identical electrical specifications including 1.9V/µs slew rate, 5.5 MHz gain bandwidth product, 40 nA input bias current, and 1 mV input offset voltage. LMV824M/NOPB is supplied in Tube packaging with Active product status from Texas Instruments. LMV824MX/NOPB is supplied by National Semiconductor with Automotive grade qualification and AEC-Q100 certification, suitable for applications requiring automotive-grade components. Both support the full -40°C to 125°C operating temperature range of the original device, with the exception that their maximum operating temperature is limited to 85°C. For applications requiring extended temperature operation to 125°C, LMV824AIDT and LMV824IDT from STMicroelectronics provide equivalent electrical performance with AEC-Q100 automotive qualification.

Secondary Substitutes (Performance Enhancement):

LMV824DR2G from onsemi provides Active status with equivalent electrical performance. This variant is supplied in Tape & Reel packaging with MSL rating of 3 (168 Hours), requiring controlled storage conditions. The minimum supply voltage is 2.7V compared to 2.5V for the original device.

AD8604ARZ-REEL7 from Analog Devices Inc. offers superior performance characteristics including 6V/µs slew rate, 8.4 MHz gain bandwidth product, and 0.2 pA input bias current. This CMOS amplifier maintains 50 mA output current per channel and supports the full -40°C to 125°C operating temperature range. Supply current is reduced to 750µA per channel. This substitute is suitable for applications where lower input bias current and higher slew rate provide design advantages.

Low-Power Alternative:

MCP619-I/SL and MCP619T-I/SL from Microchip Technology provide ultra-low supply current of 19µA per channel, suitable for battery-powered applications. These CMOS amplifiers operate at reduced slew rate (0.08V/µs) and gain bandwidth product (190 kHz), limiting their use to low-frequency signal conditioning applications. Operating temperature range is -40°C to 85°C.

General-Purpose Alternative:

MCP6284-E/SL from Microchip Technology provides Active status with 2.5V/µs slew rate and 5 MHz gain bandwidth product. Supply current is 450µA per channel with 25 mA output current per channel. This device supports -40°C to 125°C operating temperature range and is suitable for general-purpose applications where the original LMV824IDE4 specifications are acceptable.

Compliance Considerations:

All substitute parts maintain ROHS3 compliance and REACH unaffected status. Automotive-grade variants (LMV824MX/NOPB, LMV824AIDT, LMV824IDT) carry AEC-Q100 qualification for automotive applications. MSL rating of 1 (Unlimited) is preferred for standard manufacturing environments; LMV824DR2G with MSL 3 requires controlled moisture conditions during storage and handling.

Frequently Asked Questions (FAQ)

Q: Can LMV824M/NOPB directly replace LMV824IDE4 in existing designs?

A: LMV824M/NOPB is electrically equivalent to LMV824IDE4 with identical slew rate, gain bandwidth product, input bias current, and input offset voltage. Both are packaged in 14-SOIC surface-mount configuration. The primary difference is product status: LMV824IDE4 is obsolete while LMV824M/NOPB is active. Direct substitution is supported for new production. Operating temperature range differs: LMV824IDE4 supports -40°C to 125°C while LMV824M/NOPB supports -40°C to 85°C. Verify application temperature requirements before substitution.

Q: What is the difference between LMV824AIDT and LMV824IDT?

A: Both LMV824AIDT and LMV824IDT are manufactured by STMicroelectronics in 14-SOIC package with identical electrical specifications. Both support -40°C to 125°C operating temperature and carry AEC-Q100 automotive qualification. The primary difference is packaging: LMV824AIDT is supplied in Cut Tape (CT) & Digi-Reel format while LMV824IDT is also supplied in Cut Tape format. Both maintain MSL rating of 1 (Unlimited). Selection between these variants depends on packaging and supply chain requirements.

Q: When should AD8604ARZ-REEL7 be selected over LMV824 variants?

A: AD8604ARZ-REEL7 is a CMOS amplifier offering superior input bias current (0.2 pA versus 40 nA) and higher slew rate (6V/µs versus 1.9V/µs). Select this variant when applications require extremely low input bias current for high-impedance signal sources or when faster signal slew rates are necessary. AD8604ARZ-REEL7 supports -40°C to 125°C operating temperature. Trade-offs include reduced output current per channel (50 mA versus 45 mA for LMV824 variants) and lower supply current (750µA versus 1mA).

Q: Is MCP619-I/SL suitable for audio frequency applications?

A: MCP619-I/SL is not recommended for audio frequency applications. This ultra-low-power CMOS amplifier operates at 190 kHz gain bandwidth product and 0.08V/µs slew rate, limiting frequency response to DC and very low-frequency signals. Audio applications typically require minimum 20 kHz bandwidth and faster slew rates. MCP619-I/SL is suitable for sensor signal conditioning, precision DC amplification, and battery-powered measurement applications where bandwidth requirements are below 100 kHz.

Q: What packaging options are available for LMV824 substitutes?

A: All LMV824 substitutes are packaged in 14-SOIC (0.154", 3.90mm Width) surface-mount configuration, maintaining mechanical compatibility with LMV824IDE4. Packaging formats vary by manufacturer and part number: LMV824M/NOPB is supplied in Tube; LMV824MX/NOPB in standard packaging; LMV824AIDT and LMV824IDT in Cut Tape (CT) & Digi-Reel format; LMV824DR2G in Tape & Reel (TR). Select packaging based on production volume and supply chain requirements.

Q: Are all substitutes ROHS3 compliant?

A: All listed substitute parts are ROHS3 compliant and REACH unaffected. This compliance status matches the original LMV824IDE4 specification. Moisture Sensitivity Level (MSL) varies: most substitutes carry MSL 1 (Unlimited); LMV824DR2G carries MSL 3 (168 Hours), requiring controlled storage conditions. Verify MSL requirements for your manufacturing environment and supply chain handling procedures.

Q: What is the minimum supply voltage for each substitute?

A: Minimum supply voltage varies among substitutes: LMV824IDE4, LMV824M/NOPB, LMV824MX/NOPB, LMV824AIDT, and LMV824IDT support 2.5V minimum; AD8604ARZ-REEL7 and LMV824DR2G support 2.7V minimum; MCP619-I/SL and MCP619T-I/SL support 2.3V minimum; MCP6284-E/SL supports 2.2V minimum. For applications operating at 2.5V supply voltage, avoid AD8604ARZ-REEL7 and LMV824DR2G. For applications below 2.5V, MCP619 and MCP6284 variants are suitable.

Q: Which substitute offers the lowest power consumption?

A: MCP619-I/SL and MCP619T-I/SL offer the lowest supply current at 19µA per channel (76µA total for four channels). These ultra-low-power CMOS amplifiers are optimized for battery-powered applications. Trade-offs include significantly reduced slew rate (0.08V/µs) and gain bandwidth product (190 kHz), limiting use to DC and low-frequency applications. For applications requiring both low power and higher bandwidth, MCP6284-E/SL provides 450µA per channel supply current with 2.5V/µs slew rate and 5 MHz gain bandwidth product.

Q: Can LMV824 substitutes be used in automotive applications?

A: Automotive-grade variants with AEC-Q100 qualification are LMV824MX/NOPB, LMV824AIDT, and LMV824IDT. These parts are specifically qualified for automotive temperature and reliability requirements. Standard industrial-grade variants (LMV824M/NOPB, AD8604ARZ-REEL7, LMV824DR2G, MCP619 series, MCP6284-E/SL) are not automotive-qualified. For automotive applications, select only AEC-Q100 qualified variants.

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