74AC125MTC Equivalent & Substitute Parts

Part Overview

The 74AC125MTC is a non-inverting buffer IC with 4 elements, each capable of 1-bit operations with 3-state output capability. Manufactured by onsemi in a 14-TSSOP surface mount package, this component operates across a 2V to 6V supply voltage range with output current ratings of 24mA for both high and low states.

The 74AC125MTC is classified as obsolete. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this logic buffer.

Substiute Parts

74AC125MTC

onsemiIn Stock: 241874AC125MTC Datasheet

Current PartRFQ

MC74AC125DTR2G

onsemiIn Stock: 2133MC74AC125DTR2G Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 74AC125MTC is determined by strict equivalence across the following critical parameters:

• Logic Type: Buffer, Non-Inverting
• Number of Elements: 4
• Number of Bits per Element: 1
• Output Type: 3-State
• Current - Output High, Low: 24mA, 24mA
• Voltage - Supply: 2V ~ 6V
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 14-TSSOP
• Mounting Type: Surface Mount
• Base Product Number: 74AC125

The MC74AC125DTR2G meets all substitution criteria. Both parts share identical electrical specifications, functional characteristics, and physical packaging. The primary distinction is product status and packaging format.

Parameter Comparison

Engineering Selection Recommendations

The MC74AC125DTR2G is a direct functional equivalent to the 74AC125MTC. Both components are manufactured by onsemi and share identical electrical and mechanical specifications across all critical parameters.

The MC74AC125DTR2G carries Active product status, ensuring ongoing manufacturer support and availability. The MC74AC125DTR2G is supplied in Tape & Reel (TR) packaging format, which is standard for automated assembly operations and high-volume production environments.

Selection between these parts should be based on packaging requirements and supply chain availability. For new designs or production runs requiring automated placement, the MC74AC125DTR2G in Tape & Reel format is the appropriate choice. The electrical performance and functional behavior are identical across both parts.

Frequently Asked Questions (FAQ)

Q: Can the MC74AC125DTR2G replace the 74AC125MTC in existing designs?

A: Yes. Both parts are electrically and functionally identical. They share the same logic type, element count, output characteristics, supply voltage range, operating temperature range, and 14-TSSOP package. Direct substitution is valid from a functional and electrical standpoint.

Q: What is the difference between the 74AC125MTC and MC74AC125DTR2G?

A: The primary differences are product status and packaging format. The 74AC125MTC is obsolete and supplied in tube packaging. The MC74AC125DTR2G is active and supplied in Tape & Reel (TR) format, which is standard for automated assembly.

Q: Are there any compliance or certification differences?

A: Both parts share the same REACH status (REACH Unaffected) and ECCN classification (EAR99). The MC74AC125DTR2G carries RoHS3 compliance certification. Both parts have Moisture Sensitivity Level 1 (Unlimited).

Q: Which part should be selected for new production?

A: The MC74AC125DTR2G is recommended for new production due to its Active product status and Tape & Reel packaging format, which supports automated assembly processes.

Q: Are the pin configurations identical?

A: Yes. Both parts use the 14-TSSOP package with identical pinout and electrical characteristics.