SN74LVC2T45DCTRE4 Equivalent & Substitute Parts

Part Overview

The SN74LVC2T45DCTRE4 is a bidirectional voltage level translator IC manufactured by Texas Instruments, designed for logic signal conversion between different voltage domains. This device features 1 circuit with 2 bidirectional channels, supporting data rates up to 420 Mbps across voltage supplies ranging from 1.65 V to 5.5 V on both sides (VCCA and VCCB).

The SN74LVC2T45DCTRE4 is currently discontinued at DiGi Electronics. Equivalent substitute parts remain available in active production status with identical electrical and mechanical specifications, making them direct functional replacements for new designs and inventory replenishment.

Substiute Parts

SN74LVC2T45DCTRE4

Texas InstrumentsIn Stock: 873SN74LVC2T45DCTRE4 Datasheet

Current PartRFQ

SN74LVC2T45DCTR

Texas InstrumentsIn Stock: 35434SN74LVC2T45DCTR Datasheet

Parametric EquivalentRFQ

SN74LVC2T45DCTT

Texas InstrumentsIn Stock: 78275SN74LVC2T45DCTT Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SN74LVC2T45DCTRE4 are determined by strict equivalence across all critical electrical and mechanical parameters. The substitution logic is based on the following criteria:

Electrical Parameters (Must Match Exactly):

• Translator Type: Voltage Level
• Channel Type: Bidirectional
• Number of Circuits: 1
• Channels per Circuit: 2
• Voltage ranges (VCCA and VCCB): 1.65 V ~ 5.5 V
• Output Type: Tri-State, Non-Inverted
• Data Rate: 420 Mbps
• Operating Temperature: -40°C ~ 85°C (TA)

Mechanical Parameters (Must Match Exactly):

• Package / Case: 8-LSSOP, 8-MSOP (0.110", 2.80mm Width)
• Mounting Type: Surface Mount
• Supplier Device Package: SM8

Compliance Parameters (Must Match Exactly):

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• REACH Status: REACH Unaffected

All substitute parts listed below meet these criteria and are manufactured by Texas Instruments within the 74LVC series.

Parameter Comparison

Engineering Selection Recommendations

The SN74LVC2T45DCTRE4 is discontinued at DiGi Electronics. Both SN74LVC2T45DCTR and SN74LVC2T45DCTT are active production parts with identical electrical specifications and package configurations, making them direct functional equivalents.

SN74LVC2T45DCTR is available in Cut Tape (CT) and Digi-Reel® packaging with 35,400 units in stock.

SN74LVC2T45DCTT is available in Cut Tape (CT) and Digi-Reel® packaging with 78,178 units in stock.

Both substitute parts maintain full compliance with ROHS3, REACH, and MSL requirements. Selection between the two active alternatives should be based on packaging format requirements and inventory availability for your application.

Frequently Asked Questions (FAQ)

Q: Can SN74LVC2T45DCTR or SN74LVC2T45DCTT be used as direct replacements for SN74LVC2T45DCTRE4?

A: Yes. Both parts are parametric equivalents with identical electrical characteristics, voltage ranges, data rates, operating temperature range, and package specifications. They are direct functional replacements.

Q: What is the difference between the packaging options?

A: The SN74LVC2T45DCTRE4 was supplied in Digi-Reel® format. The substitute parts SN74LVC2T45DCTR and SN74LVC2T45DCTT are available in both Cut Tape (CT) and Digi-Reel® formats, providing flexibility for different assembly and procurement workflows.

Q: Are there any compliance differences between these parts?

A: No. All three parts maintain identical RoHS3 compliance, REACH unaffected status, and MSL Level 1 (Unlimited) moisture sensitivity ratings.

Q: What are the key electrical parameters that define substitutability for this translator IC?

A: Substitutability is determined by matching translator type (Voltage Level), channel configuration (Bidirectional, 1 circuit, 2 channels), voltage supply ranges (1.65 V ~ 5.5 V on both VCCA and VCCB), output type (Tri-State, Non-Inverted), data rate (420 Mbps), and operating temperature range (-40°C ~ 85°C).

Q: Does the package type affect electrical performance?

A: No. The 8-LSSOP and 8-MSOP packages are mechanically and electrically equivalent. Package selection is based on assembly equipment compatibility and design layout requirements.