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LMV324IPWRG4 Equivalent & Substitute Parts
Part Overview
The LMV324IPWRG4 is a general purpose operational amplifier manufactured by Texas Instruments, featuring four independent circuits in a 14-TSSOP surface mount package. This device delivers rail-to-rail output capability with a 1 MHz gain bandwidth product and operates across a 2.7 V to 5.5 V supply range, making it suitable for low-voltage analog signal processing applications.
The LMV324IPWRG4 is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives. Direct manufacturer variants and cross-manufacturer substitutes are available with comparable electrical characteristics and identical package specifications, ensuring design continuity for existing applications.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | |
| Number of Circuits | 4 | |
| 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 (x4 Channels) | 410 | µA |
| Current - Output / Channel | 40 | mA |
| Voltage - Supply Span (Min) | 2.7 | V |
| Voltage - Supply Span (Max) | 5.5 | V |
| Operating Temperature | -40 to 125 | °C |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) | |
| Mounting Type | Surface Mount | |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the LMV324IPWRG4 is determined by strict adherence to the following electrical and mechanical parameters:
Primary Substitution Criteria:
- Four independent operational amplifier circuits
- Rail-to-rail output configuration
- 14-TSSOP package form factor (0.173" width, 4.40mm)
- Surface mount technology
- Supply voltage range: 2.7 V to 5.5 V minimum compatibility
- Operating temperature range: -40°C to 125°C minimum coverage
- ROHS3 compliance and EAR99 classification
Secondary Compatibility Parameters:
- Slew rate: 1 V/µs (exact match preferred; deviations acceptable if application-specific requirements permit)
- Gain bandwidth product: 1 MHz (exact match preferred; higher values acceptable)
- Input bias current: 15 nA (exact match preferred; lower values acceptable)
- Input offset voltage: 1.7 mV (exact match preferred; lower values acceptable)
- Output current per channel: 40 mA minimum (higher values acceptable)
Substitutes are grouped into three categories: direct Texas Instruments variants with identical base product number (LMV324), functionally equivalent alternatives from other manufacturers meeting all primary criteria, and performance-enhanced variants with superior electrical characteristics suitable for demanding applications.
Parameter Comparison
| Part Number | Manufacturer | Amplifier Type | Slew Rate (V/µs) | GBW (MHz) | Input Bias (nA) | Input Offset (mV) | Supply Current (µA) | Output Current (mA) | Temp Range (°C) | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| LMV324IPWRG4 | Texas Instruments | General Purpose | 1 | 1 | 15 | 1.7 | 410 | 40 | -40 to 125 | Discontinued |
| LMV324MT/NOPB | Texas Instruments | General Purpose | 1 | 1 | 15 | 1.7 | 410 | 160 | -40 to 125 | Active |
| LMV324MTX/NOPB | Texas Instruments | General Purpose | 1 | 1 | 15 | 1.7 | 410 | 160 | -40 to 125 | Active |
| LMV324IPWR | Texas Instruments | General Purpose | 1 | 1 | 15 | 1.7 | 410 | 40 | -40 to 125 | Active |
| LPV324MTX/NOPB | Texas Instruments | General Purpose | 0.1 | 0.152 | 2 | 1.5 | 28 | 16 | -40 to 85 | Active |
| BD12734FVJ-E2 | Rohm Semiconductor | General Purpose | 0.4 | 1 | 50 | 1 | 1200 | 12 | -40 to 85 | Active |
| BU7487FV-E2 | Rohm Semiconductor | CMOS | 10 | 10 | 0.001 | 1 | 6000 | 12 | -40 to 105 | Active |
| ISL28413FVZ | Renesas Electronics | General Purpose | 1 | 2 | 0.003 | 0.5 | 90 | 22 | -40 to 125 | Active |
| LMR934FVJ-E2 | Rohm Semiconductor | General Purpose | 0.35 | 1.4 | 5 | 1 | 250 | 90 | -40 to 85 | Active |
| LMV324DTBR2G | onsemi | Voltage Feedback | 1 | 1 | 1 | 1.7 | 100 | 160 | -40 to 85 | Active |
| LMV324TSG-13 | Diodes Incorporated | General Purpose | 1 | 1 | 15 | 1.7 | 340 | 90 | -40 to 125 | Active |
Engineering Selection Recommendations
Tier 1: Direct Manufacturer Equivalents (Recommended Primary Substitutes)
LMV324IPWR, LMV324MT/NOPB, and LMV324MTX/NOPB are direct Texas Instruments variants of the LMV324 base product. These parts maintain identical electrical specifications to the discontinued LMV324IPWRG4, including 1 V/µs slew rate, 1 MHz gain bandwidth product, 15 nA input bias current, and 1.7 mV input offset voltage. All three are ROHS3 compliant and EAR99 classified. LMV324IPWR offers the highest inventory availability (95,300 units) with active product status. LMV324MT/NOPB and LMV324MTX/NOPB provide enhanced output current capability (160 mA per channel versus 40 mA), supporting higher load requirements while maintaining full temperature range operation (-40°C to 125°C).
Tier 2: Cross-Manufacturer Substitutes (Performance-Matched Alternatives)
LMV324TSG-13 (Diodes Incorporated) delivers identical electrical performance to the original part with 1 V/µs slew rate, 1 MHz gain bandwidth product, and full -40°C to 125°C temperature range. This device provides 90 mA output current per channel and maintains ROHS3 compliance. Inventory availability is substantial (34,987 units).
ISL28413FVZ (Renesas Electronics Corporation) offers superior electrical characteristics with 2 MHz gain bandwidth product, 3 pA input bias current, and 500 µV input offset voltage. This device maintains 1 V/µs slew rate and full -40°C to 125°C temperature range operation. Enhanced performance specifications support precision analog applications with reduced offset drift.
Tier 3: Specialized Alternatives (Application-Specific Substitutes)
LPV324MTX/NOPB (Texas Instruments) is a low-power variant suitable for battery-powered applications, consuming only 28 µA total supply current versus 410 µA for the original part. This device operates across 2.7 V to 5 V supply range with -40°C to 85°C temperature coverage. Reduced slew rate (0.1 V/µs) and lower gain bandwidth product (152 kHz) limit applicability to low-frequency signal processing.
LMR934FVJ-E2 (Rohm Semiconductor) provides 90 mA output current per channel with 1.4 MHz gain bandwidth product and 5 nA input bias current. Operating range extends from 1.8 V to 5 V with -40°C to 85°C temperature coverage. This device suits applications requiring extended supply voltage compatibility and higher output drive capability.
BD12734FVJ-E2 (Rohm Semiconductor) operates across 1.8 V to 5 V supply range with -40°C to 85°C temperature coverage. Reduced slew rate (0.4 V/µs) and 1 MHz gain bandwidth product maintain functional compatibility for standard applications.
BU7487FV-E2 (Rohm Semiconductor) is a CMOS amplifier variant with 10 V/µs slew rate and 10 MHz gain bandwidth product, suitable for high-speed signal processing. Extremely low input bias current (1 pA) and 1 mV input offset voltage support precision measurement applications. Operating range spans 3 V to 5.5 V with -40°C to 105°C temperature coverage.
LMV324DTBR2G (onsemi) is a voltage feedback amplifier variant with identical 1 V/µs slew rate and 1 MHz gain bandwidth product. This device provides 160 mA output current per channel and operates across 2.7 V to 5.5 V supply range. Temperature coverage extends to -40°C to 85°C.
Frequently Asked Questions (FAQ)
Q: Can LMV324IPWR directly replace LMV324IPWRG4 in existing designs?
A: Yes. LMV324IPWR is an active Texas Instruments product with identical electrical specifications: 1 V/µs slew rate, 1 MHz gain bandwidth product, 15 nA input bias current, 1.7 mV input offset voltage, and -40°C to 125°C operating temperature range. Both devices use 14-TSSOP packaging. The primary difference is packaging format (Cut Tape & Digi-Reel versus the original's unspecified packaging). No circuit modifications are required.
Q: What is the difference between LMV324MT/NOPB and LMV324MTX/NOPB?
A: Both devices share identical electrical specifications and differ only in packaging and moisture sensitivity level. LMV324MT/NOPB is supplied in Tube packaging with MSL 1 (Unlimited moisture sensitivity). LMV324MTX/NOPB is supplied in Cut Tape & Digi-Reel format with MSL 2 (1 Year moisture sensitivity). Both provide 160 mA output current per channel and maintain full -40°C to 125°C temperature range operation.
Q: Why does LMV324IPWR show lower output current (40 mA) than LMV324MT/NOPB (160 mA)?
A: Output current specifications reflect device design variants within the LMV324 product family. LMV324IPWR maintains the original 40 mA per channel specification, while LMV324MT/NOPB and LMV324MTX/NOPB are enhanced variants with 160 mA per channel capability. Selection depends on application load requirements. For designs requiring only 40 mA output, LMV324IPWR provides direct compatibility. For higher load applications, the enhanced variants are suitable substitutes.
Q: Is LPV324MTX/NOPB a suitable substitute for low-power applications?
A: LPV324MTX/NOPB is suitable only for applications where reduced slew rate (0.1 V/µs versus 1 V/µs) and lower gain bandwidth product (152 kHz versus 1 MHz) are acceptable. This device consumes only 28 µA total supply current, making it ideal for battery-powered systems. Operating temperature range is limited to -40°C to 85°C, and maximum supply voltage is 5 V. Verify application frequency response requirements before substitution.
Q: Can cross-manufacturer parts like ISL28413FVZ or LMV324TSG-13 be used as direct substitutes?
A: Yes. ISL28413FVZ (Renesas) and LMV324TSG-13 (Diodes Incorporated) meet all primary substitution criteria: four circuits, rail-to-rail output, 14-TSSOP package, 2.7 V to 5.5 V supply range, and -40°C to 125°C temperature coverage. Both maintain 1 V/µs slew rate and 1 MHz gain bandwidth product. ISL28413FVZ offers superior electrical performance (3 pA input bias, 500 µV offset). No circuit modifications are required for either device.
Q: What is the significance of ROHS3 compliance and EAR99 classification?
A: ROHS3 compliance indicates the device meets Restriction of Hazardous Substances Directive requirements, restricting lead, cadmium, mercury, and other hazardous materials. All listed substitutes maintain ROHS3 compliance, ensuring regulatory compatibility. EAR99 classification indicates the device is not subject to export control restrictions under the Export Administration Regulations. This classification applies uniformly across all substitutes listed.
Q: Should I select BU7487FV-E2 for high-speed applications?
A: BU7487FV-E2 is a CMOS amplifier variant with 10 V/µs slew rate and 10 MHz gain bandwidth product, suitable for high-frequency signal processing. However, this device differs fundamentally from the original LMV324IPWRG4 in amplifier architecture (CMOS versus general purpose), supply current (6 mA versus 410 µA), and output current (12 mA versus 40 mA). Select this device only when high-speed performance requirements justify the architectural differences and when application load requirements are compatible with 12 mA output current per channel.
Q: Are there temperature range limitations I should consider?
A: The original LMV324IPWRG4 operates across -40°C to 125°C. Most direct substitutes (LMV324IPWR, LMV324MT/NOPB, LMV324MTX/NOPB, ISL28413FVZ, LMV324TSG-13) maintain this full range. Some alternatives (LPV324MTX/NOPB, BD12734FVJ-E2, LMR934FVJ-E2, LMV324DTBR2G) are limited to -40°C to 85°C. Verify application temperature requirements before selecting a substitute with reduced temperature range.
Q: What packaging options are available for the LMV324 base product?
A: All substitutes use 14-TSSOP surface mount packaging (0.173" width, 4.40mm). Packaging format variations include Tube (LMV324MT/NOPB), Cut Tape & Digi-Reel (LMV324IPWR, LMV324MTX/NOPB, BD12734FVJ-E2, BU7487FV-E2, LMR934FVJ-E2, LMV324DTBR2G), and Tape & Reel (LPV324MTX/NOPB, LMV324TSG-13). Select packaging format based on procurement volume and assembly process requirements.
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