74ALVC373PW,112 Equivalent & Substitute Parts

Part Overview

The 74ALVC373PW,112 is a D-Type Transparent Latch logic IC manufactured by Nexperia USA Inc., featuring an 8:8 circuit configuration with tri-state output capability in a 20-TSSOP package. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and production continuity. The part operates across a 1.65V to 3.6V supply voltage range with a propagation delay of 2.2ns and is fully RoHS3 compliant.

Substiute Parts

74ALVC373PW,112

Nexperia USA Inc.In Stock: 75174ALVC373PW,112 Datasheet

Current PartRFQ

SN74ALVCH373DGVR

Texas InstrumentsIn Stock: 2770SN74ALVCH373DGVR Datasheet

SimilarRFQ

SN74ALVCH373PWR

Texas InstrumentsIn Stock: 2891SN74ALVCH373PWR Datasheet

SimilarRFQ

SN74LVC573APW

Texas InstrumentsIn Stock: 8686SN74LVC573APW Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 74ALVC373PW,112 are identified based on strict electrical and mechanical compatibility criteria. The following parameters must align for functional substitution:

• Logic Type: D-Type Transparent Latch
• Circuit Configuration: 8:8
• Output Type: Tri-State
• Voltage - Supply: 1.65V ~ 3.6V
• Current - Output High, Low: 24mA, 24mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• RoHS Status: ROHS3 Compliant

Substitute parts are categorized as follows:

Direct Substitutes (Pin-Compatible, Same Package): Parts maintaining identical package specifications (20-TSSOP) and electrical parameters, suitable for direct board-level replacement without layout modification.

Functional Equivalents (Alternative Package): Parts with equivalent electrical performance but different package designations (20-TVSOP), requiring PCB footprint verification before implementation.

Parametric Equivalents (Different Series): Parts from alternative logic series (74LVC vs. 74ALVCH) meeting all core electrical requirements but with different propagation delay characteristics.

Parameter Comparison

Engineering Selection Recommendations

SN74ALVCH373PWR (Recommended Primary Substitute)

This Texas Instruments part is the optimal replacement for the obsolete 74ALVC373PW,112. It maintains identical package specifications (20-TSSOP), matching all electrical parameters including supply voltage range, output current ratings, and operating temperature. The part is in active production status, ensuring long-term availability and supply chain stability. Superior propagation delay performance (1ns vs. 2.2ns) provides timing margin improvement. Full RoHS3 compliance and REACH unaffected status maintain regulatory alignment.

SN74ALVCH373DGVR (Alternative with Package Consideration)

This Texas Instruments equivalent offers identical electrical performance to SN74ALVCH373PWR but uses a 20-TFSOP package instead of 20-TSSOP. Selection requires PCB footprint compatibility verification. The part is in active production with superior propagation delay characteristics (1ns). Suitable for new designs where package footprint can be accommodated.

SN74LVC573APW (Parametric Equivalent)

This Texas Instruments part from the 74LVC series meets all core electrical requirements with propagation delay of 2ns, closely matching the original 2.2ns specification. The 20-TSSOP package provides direct footprint compatibility. Active production status and full compliance certifications support long-term availability. Suitable for applications where the 74LVC series is already established in the design platform.

Frequently Asked Questions (FAQ)

Q: Can SN74ALVCH373PWR be used as a direct replacement for 74ALVC373PW,112 without PCB modification?

A: Yes. SN74ALVCH373PWR maintains identical 20-TSSOP package specifications and all electrical parameters, enabling direct board-level substitution without layout changes.

Q: What is the difference between SN74ALVCH373DGVR and SN74ALVCH373PWR?

A: Both parts are functionally equivalent with identical electrical performance. The primary difference is package designation: SN74ALVCH373DGVR uses 20-TFSOP while SN74ALVCH373PWR uses 20-TSSOP. PCB footprint compatibility must be verified before selecting SN74ALVCH373DGVR.

Q: Why does SN74ALVCH373PWR have faster propagation delay (1ns) than the original part (2.2ns)?

A: The 74ALVCH series represents an improved logic family generation with enhanced performance characteristics. The faster propagation delay provides timing margin benefit and does not create compatibility issues in applications designed for the original 2.2ns specification.

Q: Is SN74LVC573APW compatible with designs using 74ALVC373PW,112?

A: Yes, for electrical functionality. SN74LVC573APW meets all core electrical requirements and operates within the same voltage and temperature ranges. The propagation delay of 2ns closely matches the original 2.2ns specification. However, verify that the 74LVC series is compatible with your system architecture, as it represents a different logic family.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and REACH unaffected status, matching the regulatory requirements of the original 74ALVC373PW,112.

Q: What is the inventory status of substitute parts?

A: SN74ALVCH373PWR has 2820 pieces in stock, SN74ALVCH373DGVR has 2708 pieces in stock, and SN74LVC573APW has 8667 pieces in stock. All parts are in active production status, supporting ongoing availability.