MCP6274T-E/SL Equivalent & Substitute Parts

Part Overview

The MCP6274T-E/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 and is ROHS3 compliant. The MCP6274T-E/SL is supplied in Tape & Reel (TR) packaging with 20,997 units currently in stock.

Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained within the specified parameter ranges. Alternative models address packaging format variations, inventory availability, or performance optimization for specific application requirements while maintaining functional interchangeability within the 14-SOIC form factor.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	4	—
Output Type	Rail-to-Rail	—
Slew Rate	0.9	V/µs
Gain Bandwidth Product	2	MHz
Current - Input Bias	1	pA
Voltage - Input Offset	3	mV
Current - Supply (x4 Channels)	170	µA
Current - Output / Channel	25	mA
Voltage - Supply Span (Min)	2	V
Voltage - Supply Span (Max)	6	V
Operating Temperature	-40 to 125	°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

Substitute parts for the MCP6274T-E/SL are classified based on strict adherence to the following electrical and mechanical compatibility criteria:

Primary Substitution Criteria:

Number of Circuits: 4 (mandatory)
Output Type: Rail-to-Rail (mandatory)
Package / Case: 14-SOIC (0.154", 3.90mm Width) (mandatory)
Mounting Type: Surface Mount (mandatory)
Operating Temperature Range: -40°C to 125°C (mandatory)
RoHS Status: ROHS3 Compliant (mandatory)
Moisture Sensitivity Level: 1 (Unlimited) (mandatory)

Secondary Electrical Parameters (within acceptable tolerance):

Slew Rate: 0.9 V/µs or greater
Gain Bandwidth Product: 1 MHz or greater
Current - Input Bias: 1 pA to 10 pA
Voltage - Input Offset: 1 µV to 3 mV
Current - Supply: 45 µA to 850 µA (x4 Channels)
Current - Output / Channel: 25 mA or greater
Voltage - Supply Span (Min): 2 V to 2.7 V
Voltage - Supply Span (Max): 5 V to 6 V

Substitutes are grouped by packaging format (Tube, Cut Tape & Digi-Reel, Tape & Reel) and amplifier technology (General Purpose, CMOS, Zero-Drift). All listed substitutes maintain functional equivalence within the specified parameter envelope.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA)	Input Offset (mV)	Supply Current (µA)	Output Current (mA)	Supply Span (V)	Packaging	Inventory (Pcs)
MCP6274T-E/SL	Microchip Technology	General Purpose	0.9	2	1	3	170	25	2–6	Tape & Reel (TR)	20,997
MCP6274-E/SL	Microchip Technology	General Purpose	0.9	2	1	3	170	25	2–6	Tube	12,700
AD8544ARZ	Analog Devices Inc.	General Purpose	0.92	1	4	1	45	30	2.7–5.5	Tube	15,845
AD8544ARZ-REEL	Analog Devices Inc.	General Purpose	0.92	1	4	1	45	30	2.7–5.5	Cut Tape (CT) & Digi-Reel®	4,790
AD8544ARZ-REEL7	Analog Devices Inc.	General Purpose	0.92	1	4	1	45	30	2.7–5.5	Cut Tape (CT) & Digi-Reel®	26,342
AD8544WARZ-R7	Analog Devices Inc.	General Purpose	0.92	1	4	1	45	30	2.7–5.5	Tape & Reel (TR)	1,414
AD8554ARZ-REEL7	Analog Devices Inc.	Zero-Drift	0.4	1.5	10	0.001	850	30	2.7–5	Cut Tape (CT) & Digi-Reel®	25,951
AD8604ARZ	Analog Devices Inc.	CMOS	6	8.4	0.2	0.08	750	50	2.7–5.5	Tube	9,097
AD8604ARZ-REEL	Analog Devices Inc.	CMOS	6	8.4	0.2	0.08	750	50	2.7–5.5	Cut Tape (CT) & Digi-Reel®	2,081
AD8604ARZ-REEL7	Analog Devices Inc.	CMOS	6	8.4	0.2	0.08	750	50	2.7–5.5	Cut Tape (CT) & Digi-Reel®	12,500
AD8604DRZ	Analog Devices Inc.	CMOS	6	8.4	0.2	1.3	750	50	2.7–5.5	Tube	9,434

Engineering Selection Recommendations

Direct Packaging Equivalent: The MCP6274-E/SL (Tube packaging) is a direct functional equivalent to the MCP6274T-E/SL, differing only in packaging format. Both devices maintain identical electrical specifications and are ROHS3 compliant with MSL 1 rating. Selection between these two is determined by assembly process requirements (Tape & Reel versus Tube).

Analog Devices AD8544 Series (General Purpose): The AD8544ARZ, AD8544ARZ-REEL, AD8544ARZ-REEL7, and AD8544WARZ-R7 are general-purpose 4-circuit rail-to-rail amplifiers in 14-SOIC packaging. These devices maintain the same amplifier type classification and output configuration. All variants are ROHS3 compliant with MSL 1 rating and operate across the -40°C to 125°C temperature range. Packaging variants (Tube, Cut Tape & Digi-Reel, Tape & Reel) accommodate different manufacturing workflows. The AD8544 series exhibits lower supply current (45 µA versus 170 µA) and improved input offset voltage (1 mV versus 3 mV), with slightly reduced gain bandwidth product (1 MHz versus 2 MHz).

Analog Devices AD8554ARZ-REEL7 (Zero-Drift): The AD8554ARZ-REEL7 is a zero-drift amplifier variant with 4 circuits in 14-SOIC packaging. This device is ROHS3 compliant with MSL 1 rating and operates within the specified temperature range. The zero-drift architecture delivers significantly lower input offset voltage (1 µV versus 3 mV) at the cost of increased supply current (850 µA versus 170 µA) and reduced slew rate (0.4 V/µs versus 0.9 V/µs). Selection of this variant is appropriate for applications requiring precision offset performance.

Analog Devices AD8604 Series (CMOS): The AD8604ARZ, AD8604ARZ-REEL, AD8604ARZ-REEL7, and AD8604DRZ are CMOS amplifiers with 4 circuits in 14-SOIC packaging. All variants are ROHS3 compliant with MSL 1 rating and operate across the -40°C to 125°C temperature range. The CMOS architecture provides significantly higher slew rate (6 V/µs versus 0.9 V/µs), gain bandwidth product (8.4 MHz versus 2 MHz), and output current capability (50 mA versus 25 mA). Supply current is elevated (750 µA versus 170 µA). Packaging variants support different assembly processes. The AD8604 series is suitable for applications requiring higher bandwidth and slew rate performance.

All substitute parts maintain Active product status and are available in current inventory quantities.

Frequently Asked Questions (FAQ)

Q: Can the MCP6274-E/SL (Tube) be used as a direct replacement for the MCP6274T-E/SL (Tape & Reel)?

A: Yes. Both devices are electrically identical with matching specifications across all parameters. The difference is packaging format only. The MCP6274-E/SL is supplied in Tube packaging, while the MCP6274T-E/SL is supplied in Tape & Reel format. Selection depends on your assembly equipment compatibility.

Q: What are the key differences between the MCP6274 and AD8544 series?

A: Both are general-purpose 4-circuit rail-to-rail amplifiers in 14-SOIC packaging with identical operating temperature ranges and compliance certifications. The AD8544 series offers lower supply current (45 µA versus 170 µA) and better input offset voltage (1 mV versus 3 mV), but with reduced gain bandwidth product (1 MHz versus 2 MHz). The MCP6274 provides higher slew rate (0.9 V/µs) and bandwidth (2 MHz).

Q: When should I select the AD8554ARZ-REEL7 over the MCP6274T-E/SL?

A: The AD8554ARZ-REEL7 is a zero-drift amplifier variant. Select this device when your application requires extremely low input offset voltage (1 µV versus 3 mV). Trade-offs include significantly higher supply current (850 µA versus 170 µA) and lower slew rate (0.4 V/µs versus 0.9 V/µs). This variant is suitable for precision instrumentation and measurement applications.

Q: What are the advantages of the AD8604 CMOS series?

A: The AD8604 series provides higher performance in bandwidth-critical applications. Key advantages include 6 V/µs slew rate (versus 0.9 V/µs), 8.4 MHz gain bandwidth product (versus 2 MHz), and 50 mA output current per channel (versus 25 mA). Supply current is higher at 750 µA. The AD8604 is suitable for high-speed signal conditioning and audio applications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited). All devices operate across the -40°C to 125°C temperature range and are classified as Active product status.

Q: What packaging options are available for the AD8544 series?

A: The AD8544 series is available in three packaging formats: Tube (AD8544ARZ), Cut Tape & Digi-Reel (AD8544ARZ-REEL and AD8544ARZ-REEL7), and Tape & Reel (AD8544WARZ-R7). All variants maintain identical electrical specifications. Selection is based on assembly process requirements and inventory availability.

Q: Can I use the AD8604 as a drop-in replacement for the MCP6274T-E/SL?

A: The AD8604 is mechanically compatible (14-SOIC package) and functionally equivalent as a 4-circuit rail-to-rail amplifier. However, the AD8604 is a CMOS device with significantly different electrical characteristics: higher slew rate, higher bandwidth, lower input bias current, and higher supply current. Verify that your circuit design accommodates these performance differences before substitution.

Q: What is the difference between AD8604ARZ and AD8604DRZ?

A: Both are CMOS amplifiers with identical electrical performance except for input offset voltage. The AD8604ARZ specifies 80 µV input offset, while the AD8604DRZ specifies 1.3 mV. Both are supplied in Tube packaging. Selection depends on your offset voltage tolerance requirements.

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