CY74FCT16240ATPVC Equivalent & Substitute Parts

Part Overview

The CY74FCT16240ATPVC is a Buffer, Inverting logic IC with 4 elements, 4 bits per element, and 3-state output capability in a 48-SSOP package. This component operates at 5.5V supply voltage with output currents of 32mA (high) and 64mA (low). The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Substiute Parts

CY74FCT16240ATPVC

Texas InstrumentsIn Stock: 738CY74FCT16240ATPVC Datasheet

Current PartRFQ

SN74LVCZ16240ADLR

Texas InstrumentsIn Stock: 983SN74LVCZ16240ADLR Datasheet

MFR RecommendedRFQ

SN74ABT16240ADL

Texas InstrumentsIn Stock: 963SN74ABT16240ADL Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the CY74FCT16240ATPVC are classified based on the following substitution criteria:

Parametric Equivalent: Parts that maintain identical electrical specifications including logic type, element count, bit configuration, output type, voltage supply range, output current ratings, operating temperature range, and package form factor.

Manufacturer Recommended Equivalent: Parts that provide functional equivalence with modified electrical parameters, specifically reduced voltage supply range and output current ratings, while maintaining the same logic architecture, element count, bit configuration, output type, operating temperature range, and identical package specifications.

The key parameters determining substitution eligibility are:

• Logic Type: Buffer, Inverting
• Number of Elements: 4
• Number of Bits per Element: 4
• Output Type: 3-State
• Package / Case: 48-BSSOP (0.295", 7.50mm Width)
• Operating Temperature: -40°C ~ 85°C (TA)

Parameter Comparison

Engineering Selection Recommendations

SN74ABT16240ADL is the parametric equivalent for CY74FCT16240ATPVC. This part maintains identical electrical specifications including voltage supply range (4.5V ~ 5.5V), output current ratings (32mA, 64mA), and all functional parameters. The SN74ABT16240ADL carries Active product status, ensuring long-term availability and supply chain continuity. Both parts are ROHS3 compliant and share identical package specifications.

SN74LVCZ16240ADLR is a manufacturer-recommended equivalent with modified electrical characteristics. This part operates at a reduced voltage supply range (2.7V ~ 3.6V) and provides symmetrical output current ratings (24mA, 24mA). Selection of this part requires verification that the application's voltage supply and current requirements are compatible with the reduced specifications. The SN74LVCZ16240ADLR is ROHS3 compliant and maintains the identical 48-BSSOP package form factor.

Frequently Asked Questions (FAQ)

Q: Can SN74ABT16240ADL directly replace CY74FCT16240ATPVC?

A: Yes. The SN74ABT16240ADL is a parametric equivalent with identical voltage supply range, output current ratings, logic configuration, and package specifications. No design modifications are required for direct substitution.

Q: What are the key differences between SN74ABT16240ADL and SN74LVCZ16240ADLR?

A: The primary differences are voltage supply range and output current ratings. SN74ABT16240ADL operates at 4.5V ~ 5.5V with 32mA/64mA output currents, matching the original part. SN74LVCZ16240ADLR operates at 2.7V ~ 3.6V with 24mA/24mA output currents. Both maintain identical logic type, element count, bit configuration, output type, and package specifications.

Q: Is SN74LVCZ16240ADLR suitable for 5V applications?

A: No. The SN74LVCZ16240ADLR is specified for 2.7V ~ 3.6V supply voltage and is not rated for 5V operation. Use only in applications with compatible voltage supply ranges.

Q: Are all substitute parts available in the same package?

A: Yes. All listed substitute parts use the 48-BSSOP (0.295", 7.50mm Width) package with surface mount mounting type, ensuring mechanical and electrical compatibility with existing PCB designs.

Q: What is the product status significance for component selection?

A: SN74ABT16240ADL carries Active status, indicating current production and long-term availability. CY74FCT16240ATPVC and SN74LVCZ16240ADLR are classified as Obsolete, meaning production has ended. For new designs and long-term supply assurance, SN74ABT16240ADL is the recommended choice.