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LMV824DRE4 Equivalent & Substitute Parts
Part Overview
The LMV824DRE4 is a general-purpose operational amplifier manufactured by Texas Instruments, featuring four independent circuits in a 14-SOIC surface-mount package. This device delivers rail-to-rail output capability with a gain-bandwidth product of 5.5 MHz and operates across a 2.5V to 5.5V supply range, making it suitable for low-voltage analog signal processing applications.
The LMV824DRE4 carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements for systems utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 4 | — |
| Output Type | Rail-to-Rail | — |
| Slew Rate | 1.9 | V/µs |
| Gain Bandwidth Product | 5.5 | MHz |
| Current - Input Bias | 40 | nA |
| Voltage - Input Offset | 1 | mV |
| Current - Supply | 1 | mA |
| Current - Output / Channel | 45 | mA |
| Voltage - Supply Span (Min) | 2.5 | V |
| Voltage - Supply Span (Max) | 5.5 | V |
| Operating Temperature | -40 to 85 | °C |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the LMV824DRE4 is determined by strict alignment of the following critical parameters:
Primary Substitution Criteria:
- 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
- Voltage - Supply Span: 2.5V minimum to 5.5V maximum
- Operating Temperature Range: Minimum -40°C to maximum 85°C or higher
Secondary Compatibility Parameters:
- Slew Rate: 1.9V/µs or greater
- Gain Bandwidth Product: 5.5 MHz or greater
- Current - Input Bias: 40 nA or lower
- Voltage - Input Offset: 1 mV or lower
- Current - Output / Channel: 45 mA or greater
Substitute parts are grouped into two categories:
Category A - Direct LMV824 Series Variants (Texas Instruments & Licensed Manufacturers): Parts maintaining identical electrical specifications and the LMV824 base product number. These include packaging variants (Tube, Cut Tape, Tape & Reel) and manufacturer-specific designations from Texas Instruments, National Semiconductor, STMicroelectronics, and onsemi.
Category B - Cross-Manufacturer General-Purpose Alternatives (Microchip Technology): Parts meeting all primary substitution criteria and secondary compatibility parameters, including MCP6284 and MCP6484 series. The MCP619 series is included as a CMOS alternative with lower power consumption but reduced bandwidth performance.
Parameter Comparison
| Part Number | Manufacturer | Amplifier Type | Circuits | Slew Rate (V/µs) | GBW (MHz) | Input Bias (nA) | Input Offset (mV) | Supply Current (mA) | Output Current (mA) | Temp Range (°C) | Status |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LMV824DRE4 | Texas Instruments | General Purpose | 4 | 1.9 | 5.5 | 40 | 1 | 1 | 45 | -40 to 85 | Obsolete |
| LMV824M/NOPB | Texas Instruments | General Purpose | 4 | 2 | 5.6 | 40 | 1 | 1 | 45 | -40 to 85 | Active |
| LMV824MX/NOPB | National Semiconductor | General Purpose | 4 | 2 | 5.6 | 40 | 1 | 1 | 45 | -40 to 85 | Active |
| LMV824AIDT | STMicroelectronics | General Purpose | 4 | 1.9 | 5.5 | 60 | 0.8 | 0.3 | 70 | -40 to 125 | Active |
| LMV824DR2G | onsemi | General Purpose | 4 | 2 | 5.6 | 119 | 1 | 1 | 45 | -40 to 85 | Active |
| LMV824IDT | STMicroelectronics | General Purpose | 4 | 1.9 | 5.5 | 60 | 3.5 | 0.3 | 70 | -40 to 125 | Active |
| MCP619-I/SL | Microchip Technology | CMOS | 4 | 0.08 | 0.19 | 5 | 0.15 | 0.019 | 17 | -40 to 85 | Active |
| MCP619T-I/SL | Microchip Technology | CMOS | 4 | 0.08 | 0.19 | 5 | 0.15 | 0.019 | 17 | -40 to 85 | Active |
| MCP6284-E/SL | Microchip Technology | General Purpose | 4 | 2.5 | 5 | 0.001 | 3 | 0.45 | 25 | -40 to 125 | Active |
| MCP6284T-E/SL | Microchip Technology | General Purpose | 4 | 2.5 | 5 | 0.001 | 3 | 0.45 | 25 | -40 to 125 | Active |
| MCP6484-E/SL | Microchip Technology | General Purpose | 4 | 2.7 | 4 | 0.001 | 1.5 | 0.24 | 12 | -40 to 125 | Active |
Engineering Selection Recommendations
Primary Recommendation - Direct LMV824 Series Substitutes:
The LMV824M/NOPB and LMV824MX/NOPB represent the most direct substitutes for the obsolete LMV824DRE4. Both parts maintain Active product status, identical electrical performance within specified tolerances, and full compatibility with existing PCB layouts and design implementations. The LMV824M/NOPB is supplied in Tube packaging, while LMV824MX/NOPB is available from National Semiconductor with equivalent specifications. Both are ROHS3 compliant and carry MSL 1 moisture sensitivity rating.
Secondary Recommendation - Automotive-Qualified Variants:
The LMV824AIDT and LMV824IDT from STMicroelectronics provide Active status with extended operating temperature range (-40°C to 125°C) and AEC-Q100 automotive qualification. These parts are suitable for applications requiring enhanced temperature performance and automotive-grade reliability. The LMV824AIDT offers improved input offset voltage (0.8 mV) compared to the original specification.
Alternative Recommendation - onsemi LMV824DR2G:
The LMV824DR2G from onsemi maintains Active status and equivalent electrical performance. This part is available in Tape & Reel packaging and carries ROHS3 compliance. Note that the input bias current specification (119 nA) exceeds the original 40 nA parameter; this variance must be evaluated against application requirements.
Cross-Manufacturer Alternatives - Microchip MCP6284 Series:
The MCP6284-E/SL and MCP6284T-E/SL from Microchip Technology meet all primary substitution criteria with improved slew rate (2.5V/µs) and extended temperature range (-40°C to 125°C). These parts feature significantly lower input bias current (1 pA) and are suitable for precision analog applications. Packaging options include Tube (MCP6284-E/SL) and Tape & Reel (MCP6284T-E/SL).
Low-Power Alternative - Microchip MCP6484 Series:
The MCP6484-E/SL provides the lowest supply current (240 µA total) among general-purpose alternatives, making it suitable for battery-powered or power-constrained applications. This part maintains Active status, ROHS3 compliance, and extended temperature range. Output current per channel (12 mA) is reduced compared to the original specification and must be verified against load requirements.
Power-Optimized Alternative - Microchip MCP619 Series:
The MCP619-I/SL and MCP619T-I/SL represent CMOS-based alternatives with ultra-low supply current (19 µA total). These parts are suitable only for applications where bandwidth and slew rate requirements are significantly relaxed. The 190 kHz gain-bandwidth product and 0.08V/µs slew rate represent substantial performance reductions and are not suitable for high-frequency signal processing applications.
Compliance & Certification Status:
All recommended substitute parts maintain ROHS3 compliance and REACH Unaffected status, ensuring regulatory alignment with the original LMV824DRE4. Automotive-qualified variants (LMV824AIDT, LMV824IDT) carry AEC-Q100 certification for applications requiring automotive-grade reliability.
Frequently Asked Questions (FAQ)
Q1: Can the LMV824M/NOPB directly replace the LMV824DRE4 without PCB modifications?
A: Yes. The LMV824M/NOPB maintains identical pinout, package geometry (14-SOIC), and electrical specifications within specified tolerances. No PCB layout modifications are required. The primary difference is product status (Active vs. Obsolete) and packaging format (Tube vs. standard).
Q2: What is the key difference between LMV824AIDT and LMV824IDT?
A: Both parts are manufactured by STMicroelectronics and share identical electrical performance. The primary distinction is the input offset voltage specification: LMV824AIDT specifies 0.8 mV maximum, while LMV824IDT specifies 3.5 mV maximum. Both carry AEC-Q100 automotive qualification and extended temperature range (-40°C to 125°C).
Q3: Why does the LMV824DR2G from onsemi show higher input bias current (119 nA) than the original specification (40 nA)?
A: The LMV824DR2G represents a variant within the LMV824 family with relaxed input bias current specifications. Applications sensitive to input bias current performance should verify compatibility before substitution. For precision applications requiring strict input bias current control, the Microchip MCP6284 series (1 pA input bias) is recommended.
Q4: Are the MCP6284 and MCP6484 series suitable direct replacements for the LMV824DRE4?
A: The MCP6284 and MCP6484 series meet all primary substitution criteria (4-circuit general-purpose amplifiers, rail-to-rail output, 14-SOIC package, compatible supply voltage range). However, these parts represent cross-manufacturer alternatives with different internal architectures. Electrical performance variations include improved slew rate, lower input bias current, and extended temperature range. Functional compatibility is confirmed, but circuit-level performance characteristics may differ. Prototype validation is recommended for precision applications.
Q5: Can the MCP619 CMOS amplifier replace the LMV824DRE4 in existing designs?
A: The MCP619 series meets package and pinout requirements but exhibits substantially reduced bandwidth (190 kHz vs. 5.5 MHz) and slew rate (0.08V/µs vs. 1.9V/µs). Substitution is limited to applications with relaxed frequency response requirements and where ultra-low power consumption is prioritized. High-frequency signal processing applications cannot use the MCP619 series.
Q6: What packaging options are available for LMV824 series substitutes?
A: Packaging options include Tube (standard reel packaging), Cut Tape (CT) & Digi-Reel® (individual component strips), and Tape & Reel (TR) (continuous reel format). The LMV824M/NOPB is supplied in Tube format. The LMV824AIDT and LMV824IDT are available in Cut Tape & Digi-Reel® format. The LMV824DR2G is supplied in Tape & Reel format. Selection depends on assembly process requirements and volume specifications.
Q7: Do all substitute parts maintain ROHS3 compliance?
A: Yes. All recommended substitute parts listed carry ROHS3 Compliant status, ensuring regulatory alignment with environmental and hazardous substance restrictions. REACH Unaffected status is maintained across all alternatives.
Q8: Which substitute part offers the best thermal performance for extended temperature applications?
A: The LMV824AIDT, LMV824IDT, MCP6284-E/SL, MCP6284T-E/SL, and MCP6484-E/SL all support extended operating temperature range (-40°C to 125°C) compared to the original specification (-40°C to 85°C). For automotive applications, the AEC-Q100 qualified variants (LMV824AIDT, LMV824IDT) are recommended.
Q9: What is the moisture sensitivity level (MSL) for substitute parts?
A: Most substitute parts carry MSL 1 (Unlimited) rating, identical to the original LMV824DRE4. The exception is LMV824DR2G from onsemi, which carries MSL 3 (168 Hours) rating. MSL 3 components require controlled storage and handling procedures to prevent moisture absorption during storage and prior to assembly.
Q10: Are there supply chain advantages to selecting specific substitute parts?
A: Inventory availability varies by substitute part. The LMV824MX/NOPB shows highest inventory (25,400 units), followed by MCP6284-E/SL (35,635 units) and MCP6284T-E/SL (12,600 units). The LMV824M/NOPB (1,360 units) and LMV824IDT (20,755 units) maintain substantial stock levels. Selection based on supply chain requirements should consider both immediate availability and long-term sourcing stability.
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