MCP6402T-H/SN Equivalent & Substitute Parts

Part Overview

The MCP6402T-H/SN is a general purpose operational amplifier manufactured by Microchip Technology, configured as a dual-channel (2 circuit) rail-to-rail output device in an 8-SOIC surface mount package. This device operates across a supply voltage range of 1.8 V to 6 V and is rated for operating temperatures from -40°C to 150°C. The part is currently active in production with 2440 units in stock.

Substitute parts are identified when equivalent electrical performance and mechanical compatibility can be maintained within the specified parameter tolerances for the application. The following sections detail approved substitute components that meet the core functional requirements of the MCP6402T-H/SN.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	2	—
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 (x2 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	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the MCP6402T-H/SN are grouped based on the following core compatibility criteria:

Primary Substitution Criteria:

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
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Secondary Electrical Parameters (within acceptable tolerance ranges):

Slew Rate: 0.5 V/µs or greater
Gain Bandwidth Product: 1 MHz or greater
Current - Input Bias: 1 pA to 4 pA
Voltage - Input Offset: 250 µV to 1 mV
Current - Supply: 45 µA to 107 µA (x2 Channels)
Current - Output / Channel: 12 mA to 113 mA
Voltage - Supply Span (Min): 1.8 V to 2.7 V
Voltage - Supply Span (Max): 5.5 V to 6 V
Operating Temperature: -40°C minimum, 85°C to 150°C maximum

Substitutes are organized by manufacturer and packaging configuration to facilitate component selection based on inventory availability and procurement requirements.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Circuits	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	Status
MCP6402T-H/SN	Microchip	General Purpose	2	0.5	1	1	800	45	15	1.8	6	-40 to 150	8-SOIC	Active
AD8542ARZ	Analog Devices	General Purpose	2	0.92	1	4	1000	45	30	2.7	5.5	-40 to 125	8-SOIC	Active
AD8542ARZ-REEL	Analog Devices	General Purpose	2	0.92	1	4	1000	45	30	2.7	5.5	-40 to 125	8-SOIC	Active
AD8542ARZ-REEL7	Analog Devices	General Purpose	2	0.92	1	4	1000	45	30	2.7	5.5	-40 to 125	8-SOIC	Active
BU7242F-E2	Rohm Semiconductor	CMOS	2	0.4	0.9	1	1000	180	12	1.8	5.5	-40 to 85	8-SOIC	Active
BU7242SF-E2	Rohm Semiconductor	CMOS	2	0.4	0.9	1	1000	180	12	1.8	5.5	-40 to 105	8-SOIC	Active
LMV342ID	Texas Instruments	CMOS	2	1	1	1	250	107	113	2.5	5.5	-40 to 125	8-SOIC	Last Time Buy

Engineering Selection Recommendations

AD8542ARZ Series (Analog Devices)

The AD8542ARZ, AD8542ARZ-REEL, and AD8542ARZ-REEL7 variants are direct functional equivalents to the MCP6402T-H/SN. All three share identical electrical specifications and are packaged in the standard 8-SOIC form factor. These parts are ROHS3 compliant with MSL 1 rating. Selection among the three variants depends on packaging configuration: AD8542ARZ is supplied in tube packaging, while AD8542ARZ-REEL and AD8542ARZ-REEL7 are supplied in cut tape and digi-reel configurations. All three maintain active production status with substantial inventory availability (37,241 to 33,700 units). The operating temperature range extends to 125°C, which exceeds the MCP6402T-H/SN specification of 150°C maximum. The supply voltage range is constrained to 2.7 V minimum and 5.5 V maximum, compared to the MCP6402T-H/SN range of 1.8 V to 6 V.

BU7242F-E2 and BU7242SF-E2 (Rohm Semiconductor)

The BU7242 series devices are CMOS amplifiers with 2 circuits in 8-SOIC packaging, ROHS3 compliant, and MSL 1 rated. These parts operate across the supply voltage range of 1.8 V to 5.5 V, matching the lower supply limit of the MCP6402T-H/SN. The BU7242F-E2 is rated to 85°C maximum operating temperature, while the BU7242SF-E2 extends to 105°C. Both variants have lower slew rate (0.4 V/µs) and gain bandwidth product (900 kHz) compared to the MCP6402T-H/SN. Output current per channel is limited to 12 mA, significantly lower than the MCP6402T-H/SN specification of 15 mA. These devices are suitable for applications where lower power consumption and extended low-voltage operation are required.

LMV342ID (Texas Instruments)

The LMV342ID is a CMOS amplifier with 2 circuits in 8-SOIC packaging, ROHS3 compliant, and MSL 1 rated. This device is currently in Last Time Buy status, indicating discontinued production with limited future availability. The LMV342ID operates across a supply voltage range of 2.5 V to 5.5 V and is rated to 125°C maximum operating temperature. The device offers superior slew rate (1 V/µs) and output current capability (113 mA per channel) compared to the MCP6402T-H/SN. Input offset voltage is significantly lower at 250 µV. However, supply current consumption is elevated at 107 µA (x2 Channels). The Last Time Buy status restricts this device to applications where existing inventory can be secured and no future replenishment is anticipated.

AD8062ARZ Series (Analog Devices)

The AD8062ARZ, AD8062ARZ-R7, and AD8062ARZ-RL variants are voltage feedback amplifiers with 2 circuits in 8-SOIC packaging. These devices are not direct functional equivalents due to their voltage feedback topology, which differs from the general purpose amplifier classification of the MCP6402T-H/SN. The AD8062 series exhibits significantly higher slew rate (650 V/µs) and bandwidth (320 MHz), making these devices suitable for high-speed applications beyond the scope of the MCP6402T-H/SN. Supply voltage range is 2.7 V to 8 V, and operating temperature range is -40°C to 85°C. These parts are ROHS3 compliant with MSL 1 rating. Selection among variants depends on packaging: AD8062ARZ in tube, AD8062ARZ-R7 in cut tape and digi-reel, and AD8062ARZ-RL in tape and reel configuration.

APX358SG-13 (Diodes Incorporated)

The APX358SG-13 is a general purpose amplifier with 2 circuits supplied in 8-SOP packaging (note: package width 0.154", 3.90mm matches 8-SOIC specification). This device is ROHS3 compliant with MSL 3 rating (168 Hours), which differs from the MCP6402T-H/SN MSL 1 specification. The APX358SG-13 operates across a supply voltage range of 2.5 V to 5.5 V and is rated to 85°C maximum operating temperature. Slew rate is 1 V/µs and gain bandwidth product is 1 MHz. Input bias current is elevated at 10 nA compared to the MCP6402T-H/SN specification of 1 pA. Output current capability is 90 mA per channel. The higher MSL rating may restrict use in moisture-sensitive applications.

Frequently Asked Questions (FAQ)

Q: Can the AD8542ARZ series be used as a direct replacement for the MCP6402T-H/SN in all applications?

A: The AD8542ARZ series shares the same amplifier type (general purpose), circuit count (2), output type (rail-to-rail), and package (8-SOIC). However, the supply voltage range differs: AD8542ARZ operates from 2.7 V to 5.5 V, while the MCP6402T-H/SN operates from 1.8 V to 6 V. Applications requiring operation below 2.7 V or above 5.5 V cannot use the AD8542ARZ series. Additionally, the maximum operating temperature of the AD8542ARZ is 125°C compared to 150°C for the MCP6402T-H/SN.

Q: What is the difference between the three AD8542ARZ packaging variants?

A: The AD8542ARZ, AD8542ARZ-REEL, and AD8542ARZ-REEL7 are electrically identical. The differences are in packaging configuration: AD8542ARZ is supplied in tube packaging, AD8542ARZ-REEL is supplied in cut tape and digi-reel format, and AD8542ARZ-REEL7 is also supplied in cut tape and digi-reel format. Selection depends on manufacturing assembly requirements and inventory management practices.

Q: Why is the LMV342ID listed as Last Time Buy?

A: The LMV342ID is in Last Time Buy status, indicating that Texas Instruments has discontinued production of this device. Existing inventory may be available from authorized distributors, but no future manufacturing runs are planned. This status restricts the LMV342ID to applications where current stock can be secured and no long-term supply is required.

Q: Can the BU7242 series be used in applications requiring high output current?

A: No. The BU7242F-E2 and BU7242SF-E2 devices are limited to 12 mA output current per channel, compared to the MCP6402T-H/SN specification of 15 mA. Applications requiring higher output current should use the AD8542ARZ series (30 mA per channel) or the LMV342ID (113 mA per channel).

Q: What is the significance of the MSL rating difference between the MCP6402T-H/SN and the APX358SG-13?

A: The MCP6402T-H/SN has MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. The APX358SG-13 has MSL 3 (168 Hours) rating, which requires controlled storage conditions and limits the time the device can be exposed to ambient humidity before soldering. Applications in moisture-sensitive environments or with extended storage requirements should use devices with MSL 1 rating.

Q: Are the AD8062ARZ series devices suitable replacements for the MCP6402T-H/SN?

A: The AD8062ARZ series devices are voltage feedback amplifiers, not general purpose amplifiers. While they share the same 8-SOIC package and rail-to-rail output configuration, their significantly higher slew rate (650 V/µs) and bandwidth (320 MHz) indicate a different application class. These devices are suitable for high-speed signal processing applications, not as direct replacements for the general purpose MCP6402T-H/SN in standard amplification circuits.

Q: What supply voltage range is common to all substitute parts?

A: The common supply voltage range across all substitute parts is 2.5 V to 5.5 V. The MCP6402T-H/SN extends this range to 1.8 V minimum and 6 V maximum. Applications requiring operation outside the 2.5 V to 5.5 V window must use the MCP6402T-H/SN or verify that the selected substitute part meets the specific supply voltage requirements.

Q: How do the slew rate specifications affect circuit performance?

A: Slew rate determines the maximum rate of change of output voltage. The MCP6402T-H/SN has a slew rate of 0.5 V/µs. Substitute parts with higher slew rates (AD8542ARZ at 0.92 V/µs, LMV342ID at 1 V/µs, APX358SG-13 at 1 V/µs) can respond more quickly to input signal changes. Substitute parts with lower slew rates (BU7242 series at 0.4 V/µs) may introduce additional settling time in transient response. Selection should be based on the specific bandwidth and transient response requirements of the application.

Q: What is the difference between 8-SOIC and 8-SOP packaging?

A: Both 8-SOIC and 8-SOP are surface mount packages with 8 pins. The primary difference is package width: standard 8-SOIC is 0.154" (3.90mm) wide, while some 8-SOP variants may be 0.173" (4.40mm) wide. The APX358SG-13 is specified as 8-SOP with 0.154" (3.90mm) width, making it mechanically compatible with 8-SOIC footprints. However, verification of PCB footprint compatibility is required before substitution.

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