V320MTCX Equivalent & Substitute Parts

Part Overview

The V320MTCX is an 8/8 transceiver IC manufactured by onsemi in a 24-TSSOP surface mount package. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations. The part operates within a 4.5V to 5.5V supply voltage range and supports operating temperatures from -40°C to 85°C. Due to its obsolete status, sourcing equivalent components with compatible electrical and mechanical specifications is necessary for production continuity and design flexibility.

Substiute Parts

V320MTCX

onsemiIn Stock: 1218V320MTCX Datasheet

Current PartRFQ

SN74ABT646PWR

Texas InstrumentsIn Stock: 761SN74ABT646PWR Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the V320MTCX is determined by strict alignment of the following critical parameters:

• Transceiver Configuration: 8/8 driver/receiver architecture
• Supply Voltage Range: 4.5V to 5.5V compatibility
• Operating Temperature Range: -40°C to 85°C minimum
• Package Type: 24-TSSOP surface mount form factor with 0.173" width (4.40mm)
• Functional Classification: Logic-level transceiver with 3-state output capability
• Environmental Compliance: MSL 1 rating and REACH compliance

The SN74ABT646PWR from Texas Instruments meets all specified substitution criteria. This part maintains identical supply voltage specifications, operating temperature range, and physical package dimensions. Both components feature 8-bit transceiver functionality with 3-state output architecture, enabling direct functional replacement in existing designs.

Parameter Comparison

Engineering Selection Recommendations

The SN74ABT646PWR is the qualified equivalent for V320MTCX replacement applications. Selection is based on the following engineering criteria:

Product Status Alignment: The V320MTCX is obsolete, while the SN74ABT646PWR maintains active production status, ensuring long-term availability and supply chain stability.

Electrical Compatibility: Both components operate within identical supply voltage ranges (4.5V to 5.5V) and temperature specifications (-40°C to 85°C), enabling direct electrical substitution without circuit modification.

Physical Compatibility: Both parts utilize the 24-TSSOP package with identical 0.173" width (4.40mm), permitting direct PCB footprint compatibility without layout redesign.

Compliance Alignment: Both components maintain REACH compliance, EAR99 export classification, and MSL 1 moisture sensitivity rating, ensuring regulatory and environmental consistency.

Functional Equivalence: The SN74ABT646PWR provides 8-bit transceiver functionality with 3-state output architecture, matching the operational requirements of the V320MTCX in interface applications.

Frequently Asked Questions (FAQ)

Q: Can the SN74ABT646PWR directly replace the V320MTCX without circuit modifications?

A: Yes. Both components share identical supply voltage specifications (4.5V to 5.5V), operating temperature range (-40°C to 85°C), and 24-TSSOP package dimensions. Direct substitution is supported at the electrical and mechanical levels.

Q: What is the primary reason for substituting the V320MTCX?

A: The V320MTCX is classified as obsolete. The SN74ABT646PWR is an active production component from Texas Instruments, providing assured long-term availability and supply continuity.

Q: Are there any compliance or certification differences between these parts?

A: No. Both components maintain identical REACH compliance status, EAR99 export classification, and MSL 1 moisture sensitivity rating. Regulatory and environmental requirements are equivalent.

Q: Does the 24-TSSOP package require any PCB layout adjustments?

A: No. Both parts use the identical 24-TSSOP package with 0.173" width (4.40mm). Existing PCB footprints and layouts require no modification.

Q: What is the functional difference between the V320MTCX and SN74ABT646PWR?

A: The SN74ABT646PWR is specified as a non-inverting transceiver with 3-state output capability. Both components provide 8-bit transceiver functionality suitable for interface applications within the specified voltage and temperature ranges.

Q: Are inventory considerations a factor in component selection?

A: Current inventory status does not determine substitution eligibility. Selection is based on electrical compatibility, package compatibility, and product status. Both components are available through authorized distribution channels.