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MCP6409T-H/SL Equivalent & Substitute Parts
Part Overview
The MCP6409T-H/SL is a general purpose operational amplifier manufactured by Microchip Technology, configured as a 4-circuit rail-to-rail amplifier in a 14-SOIC surface mount package. This device is classified as Active product status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL 1). The MCP6409T-H/SL is supplied in Tape & Reel packaging with 1042 units currently in stock inventory.
Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the critical parameters: number of circuits (4), output type (rail-to-rail), package format (14-SOIC), mounting type (surface mount), and operating temperature range compatibility. Alternative sources become necessary due to supply chain considerations, packaging format preferences, or specific application requirements within the defined electrical envelope.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 4 | — |
| Output Type | Rail-to-Rail | — |
| Slew Rate | 0.5 | V/µs |
| Gain Bandwidth Product | 1 | MHz |
| Current - Input Bias | 1 | pA |
| Voltage - Input Offset | 800 | µV |
| Current - Supply (per 4 Channels) | 45 | µA |
| Current - Output / Channel | 15 | mA |
| Voltage - Supply Span (Min) | 1.8 | V |
| Voltage - Supply Span (Max) | 6 | V |
| Operating Temperature | -40 to 150 | °C |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitute parts for the MCP6409T-H/SL are qualified based on strict electrical and mechanical compatibility within the following criteria:
Primary Substitution Criteria:
- Number of Circuits: 4 (mandatory)
- Output Type: Rail-to-Rail (mandatory)
- Package Format: 14-SOIC or equivalent 14-SO (mandatory)
- Mounting Type: Surface Mount (mandatory)
- Gain Bandwidth Product: 1 MHz (nominal)
- Supply Voltage Range: Minimum 1.8V to 6V overlap required
Secondary Compatibility Factors:
- Operating Temperature Range: Minimum -40°C required; upper limit may vary
- Input Bias Current: Specified values provided; lower values indicate improved performance
- Slew Rate: Specified values provided; higher rates indicate improved transient response
- Supply Current: Specified per 4-channel configuration
- Output Current Capability: Specified per channel
Substitutes are grouped by manufacturer and packaging configuration. All listed substitutes maintain the core 4-circuit rail-to-rail architecture in 14-SOIC package format with surface mount technology. Electrical parameters vary within acceptable ranges for general purpose amplifier applications.
Parameter Comparison
| Part Number | Manufacturer | Circuits | Output Type | Slew Rate (V/µs) | GBW (MHz) | Input Bias (pA) | Input Offset (µV) | Supply Current (µA) | Output Current (mA) | Supply Min (V) | Supply Max (V) | Temp Range (°C) | Package | Packaging Type |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MCP6409T-H/SL | Microchip Technology | 4 | Rail-to-Rail | 0.5 | 1 | 1 | 800 | 45 | 15 | 1.8 | 6 | -40 to 150 | 14-SOIC | Tape & Reel |
| AD8544ARZ | Analog Devices Inc. | 4 | Rail-to-Rail | 0.92 | 1 | 4 | 1000 | 45 | 30 | 2.7 | 5.5 | -40 to 125 | 14-SOIC | Tube |
| AD8544ARZ-REEL | Analog Devices Inc. | 4 | Rail-to-Rail | 0.92 | 1 | 4 | 1000 | 45 | 30 | 2.7 | 5.5 | -40 to 125 | 14-SOIC | Cut Tape & Digi-Reel |
| AD8544ARZ-REEL7 | Analog Devices Inc. | 4 | Rail-to-Rail | 0.92 | 1 | 4 | 1000 | 45 | 30 | 2.7 | 5.5 | -40 to 125 | 14-SOIC | Cut Tape & Digi-Reel |
| AD8544WARZ-R7 | Analog Devices Inc. | 4 | Rail-to-Rail | 0.92 | 1 | 4 | 1000 | 45 | 30 | 2.7 | 5.5 | -40 to 125 | 14-SOIC | Tape & Reel |
| LMV324BG-13 | Diodes Incorporated | 4 | Rail-to-Rail | 1 | 1 | 15000 | 1700 | 340 | 90 | 2.7 | 5.5 | -40 to 125 | 14-SO | Cut Tape & Digi-Reel |
| LMV324DR2G | onsemi | 4 | Rail-to-Rail | 1 | 1 | 1000 | 1700 | 100 | 160 | 2.7 | 5.5 | -40 to 85 | 14-SOIC | Tape & Reel |
| LMV324ID | Texas Instruments | 4 | Rail-to-Rail | 1 | 1 | 15000 | 1700 | 410 | 40 | 2.7 | 5.5 | -40 to 125 | 14-SOIC | Tube |
| LMV324IDR | UMW | 4 | Rail-to-Rail | — | 1 | 10 | 800 | 45 | 25 | 2.1 | 5.5 | -25 to 85 | 14-SOIC | Cut Tape & Digi-Reel |
| LMV324LIDT | STMicroelectronics | 4 | Rail-to-Rail | 0.7 | 1.3 | 27000 | 1000 | 130 | 70 | 2.7 | 5.5 | -40 to 125 | 14-SO | Cut Tape & Digi-Reel |
| LMV324M/NOPB | Texas Instruments | 4 | Rail-to-Rail | 1 | 1 | 15000 | 1700 | 410 | 160 | 2.7 | 5.5 | -40 to 125 | 14-SOIC | Tube |
Engineering Selection Recommendations
Analog Devices AD8544 Series (AD8544ARZ, AD8544ARZ-REEL, AD8544ARZ-REEL7, AD8544WARZ-R7)
The AD8544 family from Analog Devices represents the closest electrical match to the MCP6409T-H/SL within the substitute pool. All variants maintain identical electrical specifications with 4-circuit rail-to-rail configuration, 1 MHz gain bandwidth product, and 14-SOIC package format. The AD8544 series exhibits higher slew rate (0.92 V/µs versus 0.5 V/µs) and increased output current capability (30 mA per channel versus 15 mA). Supply voltage range is narrower (2.7V to 5.5V versus 1.8V to 6V), and maximum operating temperature is reduced to 125°C versus 150°C. All AD8544 variants carry Active product status and ROHS3 compliance. Packaging options include Tube (AD8544ARZ), Cut Tape & Digi-Reel (AD8544ARZ-REEL, AD8544ARZ-REEL7), and Tape & Reel (AD8544WARZ-R7). Inventory availability ranges from 1414 to 26342 units.
Texas Instruments LMV324 Series (LMV324ID, LMV324M/NOPB)
Texas Instruments LMV324 devices provide 4-circuit rail-to-rail amplification in 14-SOIC package with 1 MHz gain bandwidth product. Both variants feature 1 V/µs slew rate and support -40°C to 125°C operating range. LMV324ID is classified as Last Time Buy with 3200 units in stock, while LMV324M/NOPB maintains Active status with 2202 units available. Supply current is elevated at 410 µA (versus 45 µA for MCP6409T-H/SL), and output current capability reaches 40 to 160 mA per channel. Input bias current is significantly higher at 15 nA. Supply voltage range is 2.7V to 5.5V. Both devices carry ROHS3 compliance and MSL 1 rating.
STMicroelectronics LMV324LIDT
The LMV324LIDT from STMicroelectronics offers 4-circuit rail-to-rail configuration in 14-SO package with 1.3 MHz gain bandwidth product and 0.7 V/µs slew rate. Operating temperature range extends to -40°C to 125°C. Supply voltage is 2.7V to 5.5V. This device features the highest inventory availability at 500400 units. Supply current is 130 µA per 4-channel configuration, and output current reaches 70 mA per channel. Input bias current is 27 nA. Product status is Active with ROHS3 compliance and MSL 1 rating.
onsemi LMV324DR2G
The LMV324DR2G from onsemi provides 4-circuit rail-to-rail amplification in 14-SOIC package with 1 MHz gain bandwidth product and 1 V/µs slew rate. Operating temperature range is -40°C to 85°C, which is narrower than the MCP6409T-H/SL. Supply voltage is 2.7V to 5.5V. Output current capability is 160 mA per channel. Supply current is 100 µA. Product status is Active with ROHS3 compliance and MSL 3 rating (168 hours). Inventory: 1793 units.
Diodes Incorporated LMV324BG-13
The LMV324BG-13 from Diodes Incorporated provides 4-circuit rail-to-rail amplification in 14-SO package with 1 MHz gain bandwidth product and 1 V/µs slew rate. Operating temperature range is -40°C to 125°C. Supply voltage is 2.7V to 5.5V. Supply current is elevated at 340 µA, and output current reaches 90 mA per channel. Input bias current is 15 nA. Product status is Active with ROHS3 compliance and MSL 3 rating (168 hours). Inventory: 5450 units.
UMW LMV324IDR
The LMV324IDR from UMW provides 4-circuit rail-to-rail amplification in 14-SOIC package with 1 MHz gain bandwidth product. Operating temperature range is -25°C to 85°C, which is narrower than the MCP6409T-H/SL. Supply voltage range is 2.1V to 5.5V. Supply current is 45 µA, matching the MCP6409T-H/SL. Output current is 25 mA per channel. Input bias current is 10 pA. Product status is Active with ROHS3 compliance and MSL 1 rating. Inventory: 95200 units.
Selection Basis:
All substitute parts maintain mandatory compatibility criteria: 4-circuit configuration, rail-to-rail output, 14-SOIC or 14-SO package format, surface mount technology, and 1 MHz gain bandwidth product. Selection among substitutes depends on specific application requirements regarding supply voltage range, operating temperature limits, output current demands, and packaging format preferences. The AD8544 series offers the closest electrical performance match. The LMV324LIDT provides maximum inventory availability. All devices carry ROHS3 compliance and are suitable for industrial and commercial applications.
Frequently Asked Questions (FAQ)
Q1: Can the AD8544ARZ directly replace the MCP6409T-H/SL in all applications?
The AD8544ARZ maintains identical circuit count (4), output type (rail-to-rail), package format (14-SOIC), and gain bandwidth product (1 MHz). However, the supply voltage range differs: AD8544ARZ operates 2.7V to 5.5V, while MCP6409T-H/SL operates 1.8V to 6V. If your application requires supply voltages below 2.7V or above 5.5V, the AD8544ARZ is not suitable. Maximum operating temperature is also reduced from 150°C to 125°C. Electrical performance improvements include higher slew rate (0.92 V/µs versus 0.5 V/µs) and increased output current (30 mA versus 15 mA per channel).
Q2: What is the difference between AD8544ARZ, AD8544ARZ-REEL, and AD8544ARZ-REEL7?
All three variants are electrically identical with the same specifications. The difference is packaging format: AD8544ARZ is supplied in Tube, while AD8544ARZ-REEL and AD8544ARZ-REEL7 are supplied in Cut Tape & Digi-Reel format. Selection depends on your assembly process requirements and tape reel specifications. AD8544ARZ-REEL7 has significantly higher inventory (26342 units) compared to AD8544ARZ-REEL (4790 units).
Q3: Why does the MCP6409T-H/SL have a wider supply voltage range (1.8V to 6V) compared to most substitutes (2.7V to 5.5V)?
The MCP6409T-H/SL is specifically designed for low-voltage applications with extended supply range. Most substitute parts, particularly the LMV324 series, are optimized for standard 3.3V and 5V supply rails. If your application requires operation below 2.7V, the MCP6409T-H/SL or UMW LMV324IDR (2.1V minimum) are the only suitable options from this list.
Q4: Which substitute offers the best output current capability?
The LMV324DR2G from onsemi provides the highest output current at 160 mA per channel, followed by LMV324M/NOPB and LMV324BG-13 at 160 mA and 90 mA respectively. The MCP6409T-H/SL provides 15 mA per channel. If your application requires high output current drive capability, these substitutes offer significant improvement.
Q5: What is the significance of the "Last Time Buy" status for LMV324ID?
Last Time Buy status indicates that Texas Instruments will discontinue this part after current inventory is exhausted. While 3200 units are currently available, this part should not be selected for new designs requiring long-term supply assurance. The LMV324M/NOPB from Texas Instruments maintains Active status and is the recommended alternative from this manufacturer.
Q6: How does the STMicroelectronics LMV324LIDT differ from other LMV324 variants?
The LMV324LIDT features a slightly higher gain bandwidth product (1.3 MHz versus 1 MHz) and lower slew rate (0.7 V/µs versus 1 V/µs). Operating temperature range is -40°C to 125°C. The primary advantage is exceptional inventory availability at 500400 units. Supply current is 130 µA per 4-channel configuration, which is higher than the MCP6409T-H/SL at 45 µA.
Q7: Are all substitute parts RoHS3 compliant?
Yes, all listed substitute parts carry ROHS3 compliance certification. The MCP6409T-H/SL also maintains ROHS3 compliance. All parts are suitable for applications requiring RoHS compliance.
Q8: What is the Moisture Sensitivity Level (MSL) difference, and does it matter?
The MCP6409T-H/SL carries MSL 1 (Unlimited), meaning it has no moisture sensitivity restrictions. Most substitutes also carry MSL 1. However, LMV324BG-13 and LMV324DR2G carry MSL 3 (168 hours), which requires controlled storage conditions and baking procedures before reflow soldering. For high-volume manufacturing with standard storage practices, MSL 1 parts are preferred.
Q9: Which substitute is best for battery-powered applications requiring extended temperature range?
The MCP6409T-H/SL itself is optimal for this requirement with -40°C to 150°C operating range and 1.8V minimum supply voltage. Among substitutes, the UMW LMV324IDR offers the lowest minimum supply voltage (2.1V) but limited temperature range (-25°C to 85°C). For extended temperature range with reasonable supply voltage, the LMV324LIDT, LMV324ID, or LMV324M/NOPB (-40°C to 125°C) are suitable, though minimum supply voltage is 2.7V.
Q10: Can I use these substitutes interchangeably in PCB designs?
All substitute parts use identical 14-SOIC or 14-SO package format with the same pin configuration and 0.154" (3.90mm) width. PCB footprints are compatible. However, electrical parameter differences (slew rate, output current, supply current, input offset voltage) may affect circuit performance. Verify that your application tolerances accommodate the electrical variations listed in the Parameter Comparison table before implementing substitution.
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