TLV2770CD Equivalent & Substitute Parts

Part Overview

The TLV2770CD is a general-purpose operational amplifier manufactured by Texas Instruments, packaged in 8-SOIC surface mount configuration. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications. The TLV2770CD is currently in Last Time Buy status, indicating discontinued production. Identifying equivalent and substitute parts is necessary to ensure design continuity and maintain supply chain reliability for applications currently utilizing this component.

Substiute Parts

TLV2770CD

Texas InstrumentsIn Stock: 1125TLV2770CD Datasheet

Current PartRFQ

TLV9051SIDBVR

Texas InstrumentsIn Stock: 18301TLV9051SIDBVR Datasheet

MFR RecommendedRFQ

MCP6283-E/SN

Microchip TechnologyIn Stock: 1611MCP6283-E/SN Datasheet

MFR RecommendedRFQ

MCP6283T-E/SN

Microchip TechnologyIn Stock: 1197MCP6283T-E/SN Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLV2770CD is determined by the following critical parameters:

Functional Equivalence Criteria:

• Amplifier Type: General Purpose
• Number of Circuits: 1
• Output Type: Rail-to-Rail
• Gain Bandwidth Product: 5 MHz or greater
• Supply voltage range compatibility with 2.5 V minimum and 5.5 V maximum

Mechanical Compatibility Criteria:

• Surface mount technology
• Pin count and footprint compatibility
• Moisture sensitivity level MSL 1

Compliance Requirements:

• RoHS3 compliance
• REACH unaffected status

The substitute parts identified below meet these criteria with variations in packaging format, slew rate, input offset voltage, and supply current characteristics. These variations are within acceptable ranges for general-purpose amplifier applications while maintaining functional equivalence.

Parameter Comparison

Engineering Selection Recommendations

TLV9051SIDBVR (Texas Instruments)

This substitute offers active product status with continued manufacturing support. It maintains rail-to-rail output capability and general-purpose amplifier functionality. The TLV9051SIDBVR features improved slew rate (15 V/µs) and lower input offset voltage (330 µV) compared to the TLV2770CD. However, it is packaged in SOT-23-6 format rather than 8-SOIC, requiring PCB layout modification. The extended operating temperature range (-40°C to 125°C) and lower minimum supply voltage (1.8 V) provide additional design flexibility. Supply current is reduced to 330 µA, offering improved power efficiency.

MCP6283-E/SN and MCP6283T-E/SN (Microchip Technology)

Both variants maintain identical electrical specifications and differ only in packaging format: MCP6283-E/SN is supplied in Tube packaging, while MCP6283T-E/SN is supplied in Tape & Reel format. These parts preserve the 8-SOIC package footprint of the TLV2770CD, eliminating PCB redesign requirements. Both are active products with extended operating temperature range (-40°C to 125°C). The MCP6283 series exhibits lower input bias current (1 pA) and reduced output current capability (25 mA versus 50 mA). Slew rate is reduced to 2.5 V/µs, and input offset voltage is higher at 3 mV. Supply current is 450 µA. These characteristics remain within acceptable parameters for general-purpose amplifier applications.

Selection Basis:

• Package compatibility priority: Select MCP6283-E/SN or MCP6283T-E/SN to maintain 8-SOIC footprint compatibility
• Performance priority: Select TLV9051SIDBVR for improved slew rate and offset voltage specifications, accepting PCB layout changes
• Supply chain continuity: All three substitutes are active products with established manufacturing and distribution channels

Frequently Asked Questions (FAQ)

Q: Can the TLV9051SIDBVR directly replace the TLV2770CD on existing PCBs?

A: No. The TLV9051SIDBVR uses SOT-23-6 packaging while the TLV2770CD uses 8-SOIC packaging. These packages have different pin counts, pinouts, and footprints. PCB layout modification and schematic verification are required.

Q: Are the MCP6283-E/SN and MCP6283T-E/SN electrically identical?

A: Yes. Both parts are electrically identical. The difference is packaging format only: MCP6283-E/SN is supplied in Tube packaging, while MCP6283T-E/SN is supplied in Tape & Reel format. Selection depends on assembly process requirements and inventory management preferences.

Q: What is the primary difference in output current capability between the TLV2770CD and MCP6283 series?

A: The TLV2770CD provides 50 mA output current per channel, while the MCP6283 series provides 25 mA. Applications requiring higher output current must verify that 25 mA is sufficient for their load impedance and signal levels.

Q: Does the TLV9051SIDBVR require different biasing or compensation compared to the TLV2770CD?

A: The TLV9051SIDBVR is a general-purpose amplifier with similar biasing requirements to the TLV2770CD. However, the improved slew rate (15 V/µs versus 10.5 V/µs) and lower input offset voltage (330 µV versus 500 µV) may affect circuit performance in precision applications. Circuit simulation and prototype testing are appropriate for critical applications.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. The TLV2770CD, TLV9051SIDBVR, MCP6283-E/SN, and MCP6283T-E/SN are all RoHS3 compliant with MSL 1 moisture sensitivity level.

Q: What is the operating temperature range difference between the TLV2770CD and its substitutes?

A: The TLV2770CD operates from 0°C to 70°C. The TLV9051SIDBVR, MCP6283-E/SN, and MCP6283T-E/SN all operate from -40°C to 125°C, providing extended temperature range capability for industrial and automotive applications.

Q: Can I use the MCP6283 series in applications requiring the full 50 mA output current of the TLV2770CD?

A: No. The MCP6283 series is rated for 25 mA maximum output current per channel. Applications requiring 50 mA output current must use the TLV2770CD or TLV9051SIDBVR, or implement external output buffering stages.