SN74LVC652ADWE4 Equivalent & Substitute Parts

Part Overview

The SN74LVC652ADWE4 is a non-inverting transceiver logic IC manufactured by Texas Instruments, designed for 8-bit data bus applications with 3-state output capability. Operating across a supply voltage range of 1.65V to 3.6V, this component is classified as a 24-SOIC surface mount device within the 74LVC logic series. The SN74LVC652ADWE4 is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives that maintain identical electrical and mechanical specifications for seamless circuit integration.

Substiute Parts

SN74LVC652ADWE4

Texas InstrumentsIn Stock: 1020SN74LVC652ADWE4 Datasheet

Current PartRFQ

SN74LVC652ADW

Texas InstrumentsIn Stock: 2531SN74LVC652ADW Datasheet

MFR RecommendedRFQ

SN74LVC543ADW

Texas InstrumentsIn Stock: 783SN74LVC543ADW Datasheet

Parametric EquivalentRFQ

SN74LVC646ADW

Texas InstrumentsIn Stock: 1302SN74LVC646ADW Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SN74LVC652ADWE4 are identified based on strict parametric equivalence across the following critical specifications:

• Logic Type: Transceiver, Non-Inverting
• Number of Elements: 1
• Number of Bits per Element: 8
• Output Type: 3-State
• Current - Output High, Low: 24mA, 24mA
• Voltage - Supply: 1.65V ~ 3.6V
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 24-SOIC (0.295", 7.50mm Width)
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

All identified substitute parts maintain identical electrical performance characteristics and mechanical compatibility with the original SN74LVC652ADWE4. Substitutes are classified as either manufacturer-recommended or parametric equivalents based on product status and availability.

Parameter Comparison

Engineering Selection Recommendations

The SN74LVC652ADW is the manufacturer-recommended substitute for the discontinued SN74LVC652ADWE4. Both parts share identical base product designation (74LVC652) and maintain full parametric equivalence. The SN74LVC652ADW is currently in active production status with superior inventory availability (2460 units), ensuring supply chain continuity.

The SN74LVC543ADW and SN74LVC646ADW are parametric equivalents that satisfy all electrical and mechanical requirements specified for the original part. These alternatives are suitable for applications where the specific base product number is not a design constraint. Both parts maintain active product status and ROHS3 compliance.

Selection between substitute options should prioritize the SN74LVC652ADW for direct replacement applications. Alternative parametric equivalents may be considered when supply constraints or procurement timelines necessitate component flexibility, provided circuit design does not impose base product number restrictions.

Frequently Asked Questions (FAQ)

Q: Can SN74LVC652ADW directly replace SN74LVC652ADWE4?

A: Yes. The SN74LVC652ADW is the manufacturer-recommended direct substitute. Both parts maintain identical electrical specifications, output drive capability (24mA), supply voltage range (1.65V ~ 3.6V), operating temperature range (-40°C ~ 85°C), and 24-SOIC package configuration. The primary difference is product status: SN74LVC652ADWE4 is discontinued while SN74LVC652ADW is active production.

Q: Are SN74LVC543ADW and SN74LVC646ADW compatible with circuits designed for SN74LVC652ADWE4?

A: Yes, from an electrical and mechanical standpoint. Both parts are parametric equivalents that match all critical specifications: 8-bit non-inverting transceiver configuration, 3-state output, 24mA output drive, 1.65V ~ 3.6V supply voltage, -40°C ~ 85°C operating temperature, and 24-SOIC package. However, they represent different base product numbers (74LVC543 and 74LVC646 respectively). Verify that circuit design does not impose specific base product number requirements before substitution.

Q: What is the significance of packaging designation differences (ADWE4 vs. ADW)?

A: The ADWE4 designation indicates the original part's specific packaging format (tube packaging with moisture sensitivity level 1). The ADW designation represents the same 24-SOIC package configuration with identical moisture sensitivity level (MSL 1 - Unlimited). Both packaging variants are mechanically and electrically compatible for PCB assembly and circuit operation.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. The SN74LVC652ADWE4 and all identified substitute parts (SN74LVC652ADW, SN74LVC543ADW, SN74LVC646ADW) maintain ROHS3 compliance status, satisfying environmental and regulatory requirements for commercial and industrial applications.

Q: Which substitute part offers the best inventory availability?

A: The SN74LVC652ADW provides the highest inventory availability at 2460 units in stock, compared to 1274 units for SN74LVC646ADW and 762 units for SN74LVC543ADW. This availability advantage supports rapid procurement and production scheduling.