TLV2771IDR Equivalent & Substitute Parts

Part Overview

The TLV2771IDR is a general-purpose operational amplifier manufactured by Texas Instruments, packaged in 8-SOIC surface-mount configuration with Tape & Reel (TR) delivery. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications across industrial and consumer electronics. The TLV2771IDR is designated as Last Time Buy, indicating discontinued production status. Identification of equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term product availability 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 (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the TLV2771IDR is determined by electrical and mechanical compatibility across the following critical parameters:

Electrical Compatibility Criteria:

Amplifier type (General Purpose)
Output type (Rail-to-Rail)
Supply voltage range (minimum 2.5 V, maximum 5.5 V)
Operating temperature range (-40°C to 125°C)
Single circuit configuration

Mechanical Compatibility Criteria:

Package type (8-SOIC surface-mount)
Physical dimensions (0.154", 3.90mm width)
Mounting technology (Surface Mount)

Regulatory Compliance:

RoHS3 compliance
MSL rating (1 - Unlimited)

Substitute parts are grouped into two categories based on package delivery format: Tape & Reel (TR) for automated assembly and alternative packaging options (Cut Tape, Tube) for manual or alternative assembly processes. Parts maintaining identical electrical specifications and 8-SOIC packaging are considered direct functional equivalents. Parts with differing electrical characteristics (slew rate, gain bandwidth product, supply current, input bias current, or input offset voltage) are listed as compatible alternatives where supply voltage range and operating temperature overlap with the TLV2771IDR specification envelope.

Parameter Comparison

Part Number	Manufacturer	Packaging	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)	Product Status
TLV2771IDR	Texas Instruments	Tape & Reel (TR)	10.5	5.1	2	500	1000	50	2.5	5.5	-40 to 125	Last Time Buy
TLV2771IDBVR	Texas Instruments	Cut Tape (CT) & Digi-Reel®	10.5	5.1	2	500	1000	50	2.5	5.5	-40 to 125	Active
TSV911AIYDT	STMicroelectronics	Tape & Reel (TR)	4.5	8	1	Not Specified	820	35	2.5	5.5	-40 to 125	Active
MCP6281-E/SN	Microchip Technology	Tube	2.5	5	1	3000	450	25	2.2	6	-40 to 125	Active
MCP6281T-E/SN	Microchip Technology	Tape & Reel (TR)	2.5	5	1	3000	450	25	2.2	6	-40 to 125	Active
MAX4091ASA+	Analog Devices Inc./Maxim Integrated	Tube	0.2	0.5	20	30	130	Not Specified	2.7	6	-40 to 125	Active
MAX4091ASA+T	Analog Devices Inc./Maxim Integrated	Tape & Reel (TR)	0.2	0.5	20	30	130	Not Specified	2.7	6	-40 to 125	Active
MAX4322ESA+	Analog Devices Inc./Maxim Integrated	Tube	2	5	50	700	725	50	2.4	6.5	-40 to 85	Active
MAX4322ESA+T	Analog Devices Inc./Maxim Integrated	Tape & Reel (TR)	2	5	50	700	725	50	2.4	6.5	-40 to 85	Active

Engineering Selection Recommendations

Direct Functional Equivalent (Identical Electrical Specifications):

The TLV2771IDBVR is the primary equivalent to the TLV2771IDR. Both devices share identical electrical characteristics (10.5 V/µs slew rate, 5.1 MHz gain bandwidth product, 2 pA input bias current, 500 µV input offset voltage, 1 mA supply current, 50 mA output current, and -40°C to 125°C operating range). The TLV2771IDBVR is manufactured by Texas Instruments with Active product status, ensuring continued availability and support. The only difference is packaging format: TLV2771IDBVR is supplied in Cut Tape (CT) & Digi-Reel® format rather than Tape & Reel (TR). This substitution is suitable for applications where packaging format flexibility is acceptable.

Active Alternatives with Compatible Supply and Temperature Specifications:

The TSV911AIYDT (STMicroelectronics, Tape & Reel) maintains identical supply voltage range (2.5 V to 5.5 V) and operating temperature range (-40°C to 125°C) as the TLV2771IDR. This device features higher slew rate (4.5 V/µs) and gain bandwidth product (8 MHz), lower input bias current (1 pA), and lower output current capability (35 mA versus 50 mA). The TSV911AIYDT is suitable for applications requiring faster signal processing where the reduced output current does not present a constraint.

The MCP6281T-E/SN (Microchip Technology, Tape & Reel) provides extended supply voltage range (2.2 V to 6 V) and maintains the -40°C to 125°C operating temperature range. This device features lower slew rate (2.5 V/µs), lower gain bandwidth product (5 MHz), lower input bias current (1 pA), higher input offset voltage (3 mV), lower supply current (450 µA), and reduced output current capability (25 mA). The MCP6281T-E/SN is suitable for low-power applications where reduced output current and higher input offset voltage are acceptable trade-offs.

Extended Temperature Range Consideration:

The MAX4322ESA+T (Analog Devices Inc./Maxim Integrated, Tape & Reel) operates only to 85°C maximum, which is below the TLV2771IDR specification of 125°C. This device is not recommended for applications requiring the full -40°C to 125°C temperature range.

The MAX4091ASA+T (Analog Devices Inc./Maxim Integrated, Tape & Reel) maintains the -40°C to 125°C operating range but features significantly reduced slew rate (0.2 V/µs) and gain bandwidth product (500 kHz), making it unsuitable for applications requiring the TLV2771IDR's performance characteristics.

Regulatory Compliance:

All listed substitute parts maintain RoHS3 compliance and MSL rating of 1 (Unlimited), ensuring compatibility with current manufacturing and environmental standards.

Frequently Asked Questions (FAQ)

Q: Can the TLV2771IDBVR directly replace the TLV2771IDR in existing designs?

A: Yes. The TLV2771IDBVR is electrically identical to the TLV2771IDR, with all key parameters matching exactly. The only difference is packaging format (Cut Tape & Digi-Reel® versus Tape & Reel). Both are surface-mount 8-SOIC devices with identical pinout and electrical performance. The TLV2771IDBVR is manufactured by Texas Instruments with Active product status, ensuring long-term availability.

Q: What is the primary reason to substitute the TLV2771IDR?

A: The TLV2771IDR is designated Last Time Buy, indicating discontinued production. Substitution is necessary to maintain supply chain continuity and support long-term product availability for applications currently utilizing this component.

Q: Which substitute part offers the closest electrical performance to the TLV2771IDR?

A: The TLV2771IDBVR provides identical electrical performance across all specified parameters. For alternative manufacturers, the TSV911AIYDT (STMicroelectronics) maintains the same supply voltage range (2.5 V to 5.5 V) and operating temperature range (-40°C to 125°C), with enhanced slew rate (4.5 V/µs versus 10.5 V/µs) and gain bandwidth product (8 MHz versus 5.1 MHz).

Q: Are all substitute parts available in Tape & Reel packaging?

A: Not all. The following parts are available in Tape & Reel (TR) format: TLV2771IDBVR, TSV911AIYDT, MCP6281T-E/SN, MAX4091ASA+T, and MAX4322ESA+T. Parts available only in Tube or Cut Tape format include MCP6281-E/SN, MAX4091ASA+, and MAX4322ESA+.

Q: What is the impact of selecting a substitute with lower output current capability?

A: Output current capability determines the maximum load current the amplifier can drive. The TLV2771IDR provides 50 mA per channel. Substitutes with lower output current (such as MCP6281T-E/SN at 25 mA or TSV911AIYDT at 35 mA) are suitable only for applications where the load current requirement does not exceed the substitute device's specification. Applications requiring 50 mA output current must use the TLV2771IDBVR or MAX4322ESA+T.

Q: Can the MAX4322ESA+T be used in applications requiring operation to 125°C?

A: No. The MAX4322ESA+T is specified for operation only to 85°C maximum. Applications requiring the full -40°C to 125°C operating temperature range must use the TLV2771IDBVR, TSV911AIYDT, MCP6281T-E/SN, or MAX4091ASA+T.

Q: What is the significance of input bias current differences among substitute parts?

A: Input bias current affects circuit accuracy and noise performance. The TLV2771IDR specifies 2 pA input bias current. Substitutes with higher input bias current (such as MAX4091ASA+T at 20 nA or MAX4322ESA+T at 50 nA) may introduce additional offset errors in high-impedance circuits. Substitutes with lower input bias current (TSV911AIYDT and MCP6281T-E/SN at 1 pA) provide improved performance in this parameter.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain RoHS3 compliance and MSL rating of 1 (Unlimited), ensuring compatibility with current manufacturing standards and environmental regulations.

Q: What packaging considerations apply when selecting a substitute?

A: All substitute parts are packaged in 8-SOIC surface-mount configuration with identical physical dimensions (0.154", 3.90mm width) and pinout compatibility. Packaging format differences (Tape & Reel, Cut Tape & Digi-Reel®, or Tube) affect delivery method and assembly process compatibility but do not impact electrical performance or physical mounting.

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