TLV2771ID Equivalent & Substitute Parts

Part Overview

The TLV2771ID is a general-purpose operational amplifier manufactured by Texas Instruments, housed in an 8-SOIC surface mount package. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications. The TLV2771ID is classified as Last Time Buy, indicating that Texas Instruments has discontinued this part number. Identifying equivalent and substitute parts is necessary to ensure design continuity and maintain supply chain reliability for applications currently utilizing this component.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	10.5	V/µs
Gain Bandwidth Product	5.1	MHz
Current - Input Bias	2	pA
Voltage - Input Offset	500	µV
Current - Supply	1	mA
Current - Output / Channel	50	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature	-40 to 125	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the TLV2771ID is determined by strict alignment of the following critical parameters:

Primary Substitution Criteria:

Amplifier Type: General Purpose
Number of Circuits: 1
Output Type: Rail-to-Rail
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Mounting Type: Surface Mount
Operating Temperature Range: -40°C to 125°C (minimum requirement)
Voltage Supply Span: Minimum 2.5 V to Maximum 5.5 V (or compatible range)

Secondary Performance Parameters:

Slew Rate: 10.5 V/µs (baseline)
Gain Bandwidth Product: 5.1 MHz (baseline)
Current - Input Bias: 2 pA (baseline)
Voltage - Input Offset: 500 µV (baseline)
Current - Supply: 1 mA (baseline)
Current - Output / Channel: 50 mA (baseline)

Substitute parts are grouped into two categories:

Category A - Direct Package Equivalent (8-SOIC): Parts that maintain identical 8-SOIC packaging and meet or exceed the primary substitution criteria. These parts are pin-compatible and require no PCB layout modifications.

Category B - Alternative Package (SOT-23-5): Parts that maintain the same electrical functionality but use different surface mount packaging. These require PCB layout modifications and are suitable only when design flexibility permits.

Parameter Comparison

Part Number	Manufacturer	Package	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA)	Input Offset (µV)	Supply Current (µA)	Output Current (mA)	Supply Span Min (V)	Supply Span Max (V)	Temp Range (°C)	Status
TLV2771ID	Texas Instruments	8-SOIC	10.5	5.1	2	500	1000	50	2.5	5.5	-40 to 125	Last Time Buy
TLV2771IDBVR	Texas Instruments	SOT-23-5	10.5	5.1	2	500	1000	50	2.5	5.5	-40 to 125	Active
MAX4091ASA+	Analog Devices Inc./Maxim Integrated	8-SOIC	0.2	0.5	20	30	130	—	2.7	6.0	-40 to 125	Active
MAX4091ASA+T	Analog Devices Inc./Maxim Integrated	8-SOIC	0.2	0.5	20	30	130	—	2.7	6.0	-40 to 125	Active
MAX4322ESA+	Analog Devices Inc./Maxim Integrated	8-SOIC	2.0	5.0	50	700	725	50	2.4	6.5	-40 to 85	Active
MAX4322ESA+T	Analog Devices Inc./Maxim Integrated	8-SOIC	2.0	5.0	50	700	725	50	2.4	6.5	-40 to 85	Active
MCP6281-E/SN	Microchip Technology	8-SOIC	2.5	5.0	1	3000	450	25	2.2	6.0	-40 to 125	Active
MCP6281T-E/SN	Microchip Technology	8-SOIC	2.5	5.0	1	3000	450	25	2.2	6.0	-40 to 125	Active
MCP6283-E/SN	Microchip Technology	8-SOIC	2.5	5.0	1	3000	450	25	2.2	6.0	-40 to 125	Active
MCP6283T-E/SN	Microchip Technology	8-SOIC	2.5	5.0	1	3000	450	25	2.2	6.0	-40 to 125	Active
TSV911AIDT	STMicroelectronics	8-SOIC	4.5	8.0	1	—	820	35	2.5	5.5	-40 to 125	Active

Engineering Selection Recommendations

For Direct Pin-Compatible Replacement (8-SOIC Package):

The TLV2771IDBVR from Texas Instruments is the manufacturer-recommended equivalent, offering identical electrical specifications to the TLV2771ID. However, this part uses SOT-23-5 packaging rather than 8-SOIC, requiring PCB layout redesign. If PCB modification is not feasible, alternative 8-SOIC parts must be evaluated.

For 8-SOIC Package Substitutes with Active Product Status:

TSV911AIDT (STMicroelectronics) - Maintains 8-SOIC packaging, identical supply voltage range (2.5 V to 5.5 V), and full operating temperature range (-40°C to 125°C). Offers superior slew rate (4.5 V/µs) and gain bandwidth product (8 MHz) compared to the TLV2771ID baseline. Current supply is lower (820 µA vs. 1 mA), and output current is slightly reduced (35 mA vs. 50 mA). All parts are ROHS3 compliant with MSL 1 rating.
MCP6281-E/SN and MCP6281T-E/SN (Microchip Technology) - Maintain 8-SOIC packaging and full operating temperature range. Supply voltage range is 2.2 V to 6.0 V, providing broader compatibility. Slew rate is 2.5 V/µs and gain bandwidth product is 5.0 MHz. Input bias current is superior (1 pA vs. 2 pA). Output current is reduced to 25 mA. Supply current is 450 µA, significantly lower than the TLV2771ID.
MCP6283-E/SN and MCP6283T-E/SN (Microchip Technology) - Identical specifications to MCP6281 variants. Suitable for applications where lower supply current is advantageous.
MAX4322ESA+ and MAX4322ESA+T (Analog Devices Inc./Maxim Integrated) - Maintain 8-SOIC packaging with supply voltage range of 2.4 V to 6.5 V. Operating temperature range is limited to -40°C to 85°C, which does not meet the full TLV2771ID specification of -40°C to 125°C. Slew rate is 2.0 V/µs and gain bandwidth product is 5.0 MHz. These parts are suitable only for applications not requiring operation above 85°C.
MAX4091ASA+ and MAX4091ASA+T (Analog Devices Inc./Maxim Integrated) - Maintain 8-SOIC packaging and full operating temperature range. Supply voltage range is 2.7 V to 6.0 V. However, slew rate is significantly reduced (0.2 V/µs) and gain bandwidth product is substantially lower (0.5 MHz). These parts are suitable only for low-frequency applications where reduced bandwidth is acceptable.

Compliance and Certification:

All substitute parts listed are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the TLV2771ID specifications. All parts are classified as EAR99 for export control purposes and are REACH unaffected.

Frequently Asked Questions (FAQ)

Q1: Can I use TLV2771IDBVR as a direct replacement for TLV2771ID?

A: TLV2771IDBVR is electrically equivalent to TLV2771ID and is the manufacturer-recommended substitute. However, it uses SOT-23-5 packaging instead of 8-SOIC. This requires PCB layout modification and is not a pin-compatible drop-in replacement. If your PCB is designed for 8-SOIC, you must select an alternative part or redesign the board.

Q2: Which substitute part offers the best performance improvement over TLV2771ID?

A: TSV911AIDT from STMicroelectronics provides the highest slew rate (4.5 V/µs vs. 10.5 V/µs baseline) and gain bandwidth product (8 MHz vs. 5.1 MHz baseline) while maintaining identical 8-SOIC packaging and supply voltage range. It also features lower supply current (820 µA vs. 1 mA). This part is suitable for applications requiring faster signal processing.

Q3: What is the key difference between MCP6281 and MCP6283 variants?

A: MCP6281 and MCP6283 share identical electrical specifications. The difference lies in internal circuit design and application focus. Both are available in tube (E/SN) and tape & reel (T-E/SN) packaging options. Selection between these variants should be based on packaging preference and supplier availability.

Q4: Can I use MAX4091ASA+ in a high-speed application?

A: No. MAX4091ASA+ has a slew rate of only 0.2 V/µs and gain bandwidth product of 0.5 MHz, making it unsuitable for high-speed applications. This part is designed for low-frequency, low-power signal conditioning. It is not recommended as a substitute for TLV2771ID in applications requiring the baseline 10.5 V/µs slew rate and 5.1 MHz bandwidth.

Q5: Are there any temperature range limitations I should consider?

A: Yes. MAX4322ESA+ and MAX4322ESA+T are limited to -40°C to 85°C operating temperature, which does not meet the TLV2771ID specification of -40°C to 125°C. These parts are unsuitable for applications requiring operation above 85°C. All other substitute parts support the full -40°C to 125°C range.

Q6: What is the difference between tube and tape & reel packaging options?

A: Tube packaging (indicated by part numbers without "T") is suitable for manual assembly and lower-volume production. Tape & reel packaging (indicated by "T" in the part number) is designed for automated pick-and-place assembly and higher-volume manufacturing. Electrical specifications are identical; selection depends on assembly process requirements.

Q7: Which substitute part has the lowest supply current consumption?

A: MCP6281-E/SN, MCP6281T-E/SN, MCP6283-E/SN, and MCP6283T-E/SN all consume 450 µA, compared to 1 mA for TLV2771ID. TSV911AIDT consumes 820 µA. These lower-current options are beneficial for battery-powered or power-constrained applications.

Q8: Can I use MAX4091ASA+ if my application only requires low-frequency operation?

A: Yes. MAX4091ASA+ is suitable for low-frequency applications where slew rate and bandwidth are not critical. However, verify that the reduced specifications (0.2 V/µs slew rate, 0.5 MHz bandwidth) meet your application requirements. The part offers superior input offset voltage (30 µV vs. 500 µV) and lower input bias current (20 nA vs. 2 pA), which may be advantageous for precision analog signal conditioning.

Q9: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed in this document are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the TLV2771ID compliance profile.

Q10: What should I consider when selecting between multiple 8-SOIC substitutes?

A: Prioritize based on the following criteria in order: (1) Operating temperature range compatibility with your application; (2) Supply voltage range compatibility with your power supply; (3) Slew rate and bandwidth requirements for your signal processing; (4) Output current capability for your load; (5) Supply current constraints for power budget; (6) Packaging preference (tube vs. tape & reel); (7) Supplier availability and lead time.

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