CY74FCT240CTSOCTE4 Equivalent & Substitute Parts

Part Overview

The CY74FCT240CTSOCTE4 is a Buffer, Inverting logic IC manufactured by Texas Instruments, featuring 2 elements with 4 bits per element and 3-state output capability. This component operates within a 4.75V to 5.25V supply voltage range and is housed in a 20-SOIC surface mount package.

The CY74FCT240CTSOCTE4 carries an Obsolete product status. Locating equivalent substitute parts is necessary for ongoing system support, maintenance, and new production runs where original inventory may be unavailable or depleted.

Substiute Parts

CY74FCT240CTSOCTE4

Texas InstrumentsIn Stock: 1116CY74FCT240CTSOCTE4 Datasheet

Current PartRFQ

CY74FCT240ATSOCT

Texas InstrumentsIn Stock: 3484CY74FCT240ATSOCT Datasheet

Parametric EquivalentRFQ

CY74FCT240TSOCT

Texas InstrumentsIn Stock: 2935CY74FCT240TSOCT Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the CY74FCT240CTSOCTE4 are identified based on strict parametric equivalence. The following criteria determine substitution validity:

Critical Matching Parameters:

• Logic Type: Buffer, Inverting
• Number of Elements: 2
• Number of Bits per Element: 4
• Output Type: 3-State
• Current - Output High, Low: 32mA, 64mA
• Voltage - Supply: 4.75V ~ 5.25V
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 20-SOIC (0.295", 7.50mm Width)
• Mounting Type: Surface Mount
• Base Product Number: 74FCT240

The identified substitute parts CY74FCT240ATSOCT and CY74FCT240TSOCT meet all critical electrical and mechanical parameters. Both substitutes maintain identical functional specifications, voltage ratings, current capabilities, temperature operating range, and physical packaging. The primary distinction is product status: both substitutes carry Active status, ensuring ongoing availability and support.

Parameter Comparison

Engineering Selection Recommendations

Both CY74FCT240ATSOCT and CY74FCT240TSOCT are valid substitutes for the obsolete CY74FCT240CTSOCTE4. Selection between these two substitutes should be based on packaging requirements and inventory availability.

CY74FCT240ATSOCT is recommended for applications requiring Tape & Reel packaging with immediate availability. This part carries Active product status with 3400 units in stock, ensuring supply chain continuity.

CY74FCT240TSOCT is an alternative substitute also in Tape & Reel packaging with Active product status and 2900 units available. This part provides equivalent electrical and mechanical performance.

Both substitutes maintain full compliance with ROHS3 and REACH requirements, matching the original part's regulatory status. The transition from the obsolete CY74FCT240CTSOCTE4 to either substitute part requires no circuit redesign, as all critical electrical parameters, thermal characteristics, and physical dimensions remain identical.

Frequently Asked Questions (FAQ)

Q: Can CY74FCT240ATSOCT and CY74FCT240TSOCT be used interchangeably with CY74FCT240CTSOCTE4?

A: Yes. Both substitute parts are parametrically equivalent to the original part across all critical electrical and mechanical specifications, including logic function, output drive capability, voltage supply range, temperature operating range, and 20-SOIC package dimensions.

Q: What is the primary difference between the original part and the substitutes?

A: The original CY74FCT240CTSOCTE4 carries Obsolete product status, while both CY74FCT240ATSOCT and CY74FCT240TSOCT are Active. The substitutes are supplied in Tape & Reel packaging, whereas the original was supplied in bulk packaging.

Q: Are there packaging considerations when switching to the substitute parts?

A: Both substitute parts are supplied in Tape & Reel (TR) packaging format. If your assembly process requires bulk packaging, reel-to-bulk conversion services may be necessary. The physical component dimensions and pinout remain identical to the original part.

Q: Do the substitute parts meet the same compliance standards?

A: Yes. Both CY74FCT240ATSOCT and CY74FCT240TSOCT maintain ROHS3 compliance and REACH unaffected status, matching the original part's regulatory certifications.

Q: Which substitute part should be selected for new designs?

A: Either substitute part is suitable for new designs. Selection should be based on packaging preference and current inventory availability. Both parts carry Active product status, ensuring long-term supply chain support.