SN74HC241PW Equivalent & Substitute Parts

Part Overview

The SN74HC241PW is a non-inverting buffer logic IC manufactured by Texas Instruments, designed for 2-element, 4-bit per element configurations with 3-state output capability. This component operates across a 2V to 6V supply voltage range and is housed in a 20-TSSOP surface mount package. The part is currently discontinued at DiGi Electronics, making equivalent and substitute parts necessary for ongoing design requirements and production continuity.

Substiute Parts

SN74HC241PW

Texas InstrumentsIn Stock: 2121SN74HC241PW Datasheet

Current PartRFQ

SN74HC241PWR

Texas InstrumentsIn Stock: 2054SN74HC241PWR Datasheet

DirectRFQ

74HC241PW,118

Nexperia USA Inc.In Stock: 88474HC241PW,118 Datasheet

MFR RecommendedRFQ

MM74HC244MTC

Fairchild SemiconductorIn Stock: 1739MM74HC244MTC Datasheet

Parametric EquivalentRFQ

SN74HC244PW

Texas InstrumentsIn Stock: 3032SN74HC244PW Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SN74HC241PW is determined by strict equivalence across the following critical parameters:

• Logic Type: Buffer, Non-Inverting
• Number of Elements: 2
• Number of Bits per Element: 4
• Output Type: 3-State
• Current - Output High, Low: 7.8mA, 7.8mA
• Voltage - Supply: 2V ~ 6V
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Mounting Type: Surface Mount

Substitute parts are categorized as follows:

Direct Manufacturer Substitute: SN74HC241PWR (Texas Instruments) — identical electrical specifications with alternative packaging format (Cut Tape & Digi-Reel).

Manufacturer Recommended Substitute: 74HC241PW,118 (Nexperia USA Inc.) — meets all electrical parameters with extended operating temperature range (-40°C ~ 125°C) and Tape & Reel packaging.

Parametric Equivalents: MM74HC244MTC (Fairchild Semiconductor) and SN74HC244PW (Texas Instruments) — functionally equivalent with identical electrical performance and package specifications, though based on alternative base product numbers (74HC244 series).

Parameter Comparison

Engineering Selection Recommendations

For Active Production: SN74HC241PWR is the primary substitute, offering identical electrical specifications and active product status from Texas Instruments. This part maintains full compatibility with existing designs while ensuring ongoing availability.

For Extended Temperature Applications: 74HC241PW,118 from Nexperia USA Inc. provides an extended operating temperature range (-40°C ~ 125°C) compared to the original specification (-40°C ~ 85°C). This part is recommended when thermal margin requirements exceed the original design parameters.

For Parametric Equivalence: MM74HC244MTC and SN74HC244PW are functionally equivalent alternatives based on the 74HC244 base product number. Both maintain identical electrical performance and package specifications. SN74HC244PW carries ROHS3 compliance and MSL-1 rating, matching the original part's compliance profile.

All substitute parts maintain ROHS3 compliance and MSL-1 moisture sensitivity ratings where specified, ensuring compatibility with modern manufacturing and environmental standards.

Frequently Asked Questions (FAQ)

Q: Can SN74HC241PWR be used as a direct replacement for SN74HC241PW?

A: Yes. SN74HC241PWR is a direct substitute with identical electrical specifications, logic configuration, and package type. The difference is packaging format: SN74HC241PW uses Tube packaging while SN74HC241PWR uses Cut Tape & Digi-Reel format. Both are surface mount 20-TSSOP components with equivalent performance.

Q: What is the difference between SN74HC241PW and the 74HC244-based substitutes?

A: The 74HC241 and 74HC244 are distinct base product numbers within the 74HC series. Both are non-inverting buffers with 2 elements, 4 bits per element, and 3-state output. They share identical electrical parameters and package specifications, making them parametric equivalents. The base product number difference reflects different internal logic configurations that do not affect functional compatibility in applications requiring these specifications.

Q: Is 74HC241PW,118 from Nexperia suitable for high-temperature environments?

A: Yes. The 74HC241PW,118 operates across -40°C ~ 125°C, providing a 40°C extended upper temperature range compared to the original SN74HC241PW specification of -40°C ~ 85°C. This part is suitable for applications requiring higher thermal operating margins.

Q: Are all substitute parts RoHS3 compliant?

A: SN74HC241PWR, 74HC241PW,118, and SN74HC244PW are confirmed ROHS3 compliant. MM74HC244MTC compliance status is not specified in available documentation. Verify RoHS compliance requirements with the component supplier for specific applications.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes, all listed substitutes use the 20-TSSOP surface mount package with identical pinout and electrical specifications. They are mechanically and electrically interchangeable on PCBs designed for the SN74HC241PW footprint.