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MCP6492-E/SN Equivalent & Substitute Parts
Part Overview
The MCP6492-E/SN is a general-purpose operational amplifier manufactured by Microchip Technology, configured as a dual-channel (2 circuit) rail-to-rail amplifier in an 8-SOIC surface-mount package. This device is classified as Active product status and is ROHS3 compliant. The MCP6492-E/SN is suitable for applications requiring low-power, general-purpose amplification with rail-to-rail output capability across a 2.4V to 5.5V supply range.
Equivalent and substitute parts are identified based on matching functional parameters: dual-channel configuration, rail-to-rail output topology, 8-SOIC package form factor, compatible supply voltage ranges, and surface-mount technology. Substitutes must maintain electrical compatibility within the specified operating temperature range of -40°C to 125°C.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer Part Number | MCP6492-E/SN | — |
| Manufacturer | Microchip Technology | — |
| 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) | 2.4 | V |
| Voltage - Supply Span (Max) | 5.5 | V |
| Operating Temperature | -40 to 125 | °C |
| Slew Rate | 6 | V/µs |
| Gain Bandwidth Product | 7.5 | MHz |
| Current - Input Bias | 1 | pA |
| Voltage - Input Offset | 1.5 | mV |
| Current - Supply | 530 (x2 Channels) | µA |
| Current - Output / Channel | 15 | mA |
| RoHS Status | ROHS3 Compliant | — |
| Product Status | Active | — |
Substitute Part Grouping Explanation
Substitute parts for the MCP6492-E/SN are selected based on the following critical parameters that determine functional equivalence:
Primary Matching Criteria:
- Dual-channel (2 circuit) configuration
- Rail-to-rail output topology
- 8-SOIC package form factor with 0.154" (3.90mm) width
- Surface-mount technology
- Supply voltage range compatibility: minimum 2.4V to 5.5V maximum
- Operating temperature range: -40°C to 125°C
- ROHS3 compliance
Secondary Performance Parameters:
- Slew rate (6 V/µs nominal)
- Gain bandwidth product (7.5 MHz nominal)
- Input bias current (1 pA nominal)
- Input offset voltage (1.5 mV nominal)
- Supply current per channel (530 µA nominal)
- Output current per channel (15 mA nominal)
Substitutes are grouped by manufacturer and packaging variant. All identified substitutes maintain the core electrical and mechanical specifications required for direct replacement in applications designed for the MCP6492-E/SN.
Parameter Comparison
| Parameter | MCP6492-E/SN | AD8602ARZ | AD8602ARZ-REEL | AD8602ARZ-REEL7 | AD8602WARZ-R7 | LMR932F-GE2 | LMV822IDT | LMV822M | LMV822M/NOPB | LMV822MX/NOPB | MAX4326ESA+ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Rohm | STMicroelectronics | Texas Instruments | Texas Instruments | Texas Instruments | Analog Devices/Maxim |
| Number of Circuits | 2 | 2 | 2 | 2 | 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 | 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 (0.154", 3.90mm) | 8-SOIC (0.154", 3.90mm) | 8-SOP (0.173", 4.40mm) | 8-SOIC (0.154", 3.90mm) | 8-SOIC (0.154", 3.90mm) | 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 | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Voltage - Supply Span (Min) | 2.4 V | 2.7 V | 2.7 V | 2.7 V | 2.7 V | 1.8 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.4 V |
| Voltage - Supply Span (Max) | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 6.5 V |
| Operating Temperature (Min) | -40°C | -40°C | -40°C | -40°C | -40°C | -40°C | -40°C | -40°C | -40°C | -40°C | -40°C |
| Operating Temperature (Max) | 125°C | 125°C | 125°C | 125°C | 125°C | 85°C | 125°C | 85°C | 85°C | 85°C | 85°C |
| Slew Rate | 6 V/µs | 6 V/µs | 6 V/µs | 6 V/µs | 6 V/µs | 0.35 V/µs | 1.9 V/µs | 2 V/µs | 2 V/µs | 2 V/µs | 2 V/µs |
| Gain Bandwidth Product | 7.5 MHz | 8.4 MHz | 8.4 MHz | 8.4 MHz | 8.4 MHz | 1.4 MHz | 5.5 MHz | 5.6 MHz | 5.6 MHz | 5.6 MHz | 5 MHz |
| Current - Input Bias | 1 pA | 0.2 pA | 0.2 pA | 0.2 pA | 0.2 pA | 5 nA | 60 nA | 40 nA | 40 nA | 40 nA | 50 nA |
| Voltage - Input Offset | 1.5 mV | 80 µV | 80 µV | 80 µV | 80 µV | 1 mV | 3.5 mV | 1 mV | 1 mV | 1 mV | 700 µV |
| Current - Supply | 530 µA (x2) | 750 µA (x2) | 750 µA (x2) | 750 µA (x2) | 750 µA (x2) | 140 µA | 300 µA (x2) | 500 µA (x2) | 500 µA (x2) | 500 µA (x2) | 725 µA (x2) |
| Current - Output / Channel | 15 mA | 50 mA | 50 mA | 50 mA | 50 mA | 90 mA | 70 mA | 45 mA | 45 mA | 45 mA | 50 mA |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Last Time Buy | Active | Active | Active |
Engineering Selection Recommendations
Primary Substitutes (Highest Compatibility):
The AD8602 series (AD8602ARZ, AD8602ARZ-REEL, AD8602ARZ-REEL7, AD8602WARZ-R7) from Analog Devices represents the closest functional equivalent to the MCP6492-E/SN. All variants maintain identical electrical specifications: 6 V/µs slew rate, 8.4 MHz gain bandwidth product, 8-SOIC package form factor, and -40°C to 125°C operating temperature range. The AD8602 series offers superior input bias current (0.2 pA versus 1 pA) and lower input offset voltage (80 µV versus 1.5 mV). Packaging variants differ only in delivery format: tube (AD8602ARZ), tape & reel (AD8602ARZ-REEL), cut tape & Digi-Reel (AD8602ARZ-REEL7), and automotive-grade cut tape & Digi-Reel (AD8602WARZ-R7). All AD8602 variants are Active product status and ROHS3 compliant.
Secondary Substitutes (Compatible with Operational Constraints):
The LMV822 series from Texas Instruments (LMV822M, LMV822M/NOPB, LMV822MX/NOPB) provides functional substitution with the following considerations: operating temperature maximum is 85°C (versus 125°C for MCP6492-E/SN), slew rate is 2 V/µs (versus 6 V/µs), and gain bandwidth product is 5.6 MHz (versus 7.5 MHz). These devices are suitable for applications not requiring the full 125°C temperature range or higher slew rate performance. LMV822M is classified as Last Time Buy; LMV822M/NOPB and LMV822MX/NOPB are Active status. All LMV822 variants are ROHS3 compliant.
The LMV822IDT from STMicroelectronics is an automotive-grade device (AEC-Q100 qualified) with 125°C maximum operating temperature, making it suitable for automotive applications. Slew rate is 1.9 V/µs and gain bandwidth product is 5.5 MHz.
The MAX4326ESA+ from Analog Devices/Maxim Integrated is compatible with supply voltages up to 6.5V (versus 5.5V maximum for MCP6492-E/SN), offering extended supply range capability. Operating temperature maximum is 85°C. This device is Active status and ROHS3 compliant.
Not Recommended for Direct Substitution:
The LMR932F-GE2 from Rohm Semiconductor uses an 8-SOP package (0.173", 4.40mm width) rather than 8-SOIC (0.154", 3.90mm width), creating a physical incompatibility with PCB layouts designed for the MCP6492-E/SN. Additionally, slew rate is 0.35 V/µs and gain bandwidth product is 1.4 MHz, representing significantly reduced performance. Maximum operating temperature is 85°C. This device is not suitable for direct replacement.
Frequently Asked Questions (FAQ)
Q1: Can the AD8602 series directly replace the MCP6492-E/SN without PCB modifications?
A: Yes. The AD8602 series (all variants) maintains identical 8-SOIC package dimensions (0.154", 3.90mm width), pin configuration, and electrical specifications. Direct substitution is possible without PCB layout changes. All AD8602 variants are ROHS3 compliant and Active product status.
Q2: What is the key difference between AD8602ARZ, AD8602ARZ-REEL, AD8602ARZ-REEL7, and AD8602WARZ-R7?
A: These are packaging and delivery format variants of the same AD8602 base product. AD8602ARZ is supplied in tube packaging. AD8602ARZ-REEL uses tape & reel format. AD8602ARZ-REEL7 uses cut tape & Digi-Reel format. AD8602WARZ-R7 is an automotive-grade variant in cut tape & Digi-Reel format. Electrical specifications are identical across all variants.
Q3: Why is the LMR932F-GE2 not recommended as a substitute?
A: The LMR932F-GE2 uses an 8-SOP package (0.173", 4.40mm width) instead of the 8-SOIC package (0.154", 3.90mm width) required by the MCP6492-E/SN. This physical incompatibility prevents direct PCB substitution. Additionally, performance specifications (0.35 V/µs slew rate, 1.4 MHz gain bandwidth product) are significantly lower than the MCP6492-E/SN.
Q4: Can the LMV822 series be used in applications requiring 125°C operation?
A: No. The LMV822 series has a maximum operating temperature of 85°C. Applications requiring operation at temperatures above 85°C must use the MCP6492-E/SN, AD8602 series, or LMV822IDT (automotive-grade, 125°C capable). The LMV822 series is suitable only for applications with maximum operating temperature of 85°C or below.
Q5: What is the significance of the LMV822M "Last Time Buy" status?
A: Last Time Buy status indicates that Texas Instruments will discontinue this product after a specified date. While currently available, new designs should not incorporate LMV822M. Use LMV822M/NOPB or LMV822MX/NOPB (both Active status) for new applications, or select the AD8602 series for long-term availability assurance.
Q6: Is the MAX4326ESA+ suitable for applications requiring 6V supply operation?
A: Yes. The MAX4326ESA+ supports supply voltages up to 6.5V, compared to 5.5V maximum for the MCP6492-E/SN. This extended supply range makes it suitable for applications requiring higher supply voltages. However, maximum operating temperature is 85°C, which may be a limiting factor for high-temperature applications.
Q7: Are all substitute parts ROHS3 compliant?
A: Yes. All identified substitute parts (AD8602 series, LMR932F-GE2, LMV822 series, MAX4326ESA+) are ROHS3 compliant, matching the compliance status of the MCP6492-E/SN.
Q8: Which substitute offers the best input offset voltage performance?
A: The AD8602 series offers the lowest input offset voltage at 80 µV, compared to 1.5 mV for the MCP6492-E/SN. This superior performance may be beneficial in precision analog applications requiring minimal DC offset.
Q9: What is the primary performance trade-off when using LMV822 series as a substitute?
A: The LMV822 series has reduced slew rate (2 V/µs versus 6 V/µs) and lower gain bandwidth product (5.6 MHz versus 7.5 MHz). These reductions may impact performance in high-speed signal conditioning applications. The LMV822 series is suitable for lower-bandwidth applications and general-purpose amplification where the reduced performance is acceptable.
Q10: Can the LMV822IDT be used in non-automotive applications?
A: Yes. The LMV822IDT is an automotive-grade device with AEC-Q100 qualification, but it can be used in non-automotive applications. Its automotive qualification ensures higher reliability and quality standards, making it suitable for any application requiring 125°C operation and general-purpose amplification.
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