74LVCU04ADB,112 Equivalent & Substitute Parts

Part Overview

The 74LVCU04ADB,112 is a 6-channel inverter logic IC manufactured by Nexperia USA Inc. in a 14-SSOP package. This part is classified as obsolete, making equivalent substitute parts necessary for ongoing design support and procurement. The 74LVCU series provides low-voltage CMOS inverter functionality suitable for applications requiring signal inversion across multiple channels with low power consumption and fast propagation delays.

Substiute Parts

74LVCU04ADB,112

Nexperia USA Inc.In Stock: 99474LVCU04ADB,112 Datasheet

Current PartRFQ

SN74LVCU04ADBR

Texas InstrumentsIn Stock: 4732SN74LVCU04ADBR Datasheet

SimilarRFQ

SN74LVCU04ADGVR

Texas InstrumentsIn Stock: 3358SN74LVCU04ADGVR Datasheet

SimilarRFQ

SN74LVCU04APW

Texas InstrumentsIn Stock: 3348SN74LVCU04APW Datasheet

SimilarRFQ

SN74LVCU04APWR

Texas InstrumentsIn Stock: 6667SN74LVCU04APWR Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 74LVCU04ADB,112 is determined by the following criteria:

Core Functional Requirements:

• Logic Type: Inverter
• Number of Circuits: 6
• Number of Inputs: 1
• Base Product Number: 74LVCU04

Electrical Compatibility Parameters:

• Voltage - Supply range must encompass or overlap with 1.2V ~ 3.6V
• Current - Output High, Low: 24mA, 24mA (fixed requirement)
• Propagation Delay characteristics at 3.3V, 50pF load

Mechanical Compatibility:

• Package options include 14-SSOP, 14-TSSOP, and 14-TVSOP variants, all with compatible pinouts and footprints within the 74LVCU04 series

Compliance Requirements:

• RoHS3 Compliant
• REACH Unaffected
• Moisture Sensitivity Level 1 (Unlimited)

All substitute parts listed maintain the same base product number (74LVCU04) and core inverter functionality, ensuring functional equivalence for circuit design purposes.

Parameter Comparison

Engineering Selection Recommendations

For Direct Package Compatibility (14-SSOP): SN74LVCU04ADBR is the primary substitute when maintaining the original 14-SSOP package footprint is required. This part is manufactured by Texas Instruments with active product status, ensuring long-term availability and supply chain stability. All electrical parameters remain compatible with the original design.

For Compact Package Alternatives (14-TSSOP / 14-TFSOP): SN74LVCU04APWR, SN74LVCU04APW, and SN74LVCU04ADGVR offer reduced package dimensions (0.173" width versus 0.209" for SSOP) while maintaining identical electrical functionality. These options are suitable for space-constrained applications and are available from Texas Instruments with active product status.

Compliance and Certification: All substitute parts maintain ROHS3 compliance, REACH unaffected status, and Moisture Sensitivity Level 1 (Unlimited), ensuring regulatory and environmental compatibility with the original part.

Operational Considerations: Texas Instruments substitutes operate within a narrower supply voltage range (1.65V ~ 3.6V versus 1.2V ~ 3.6V) and reduced operating temperature range (-40°C ~ 85°C versus -40°C ~ 125°C). Verify these parameters against specific application requirements before selection. Propagation delay increases from 2ns to 3.8ns at 3.3V with 50pF load; quiescent current improves from 40 µA to 10 µA maximum.

Frequently Asked Questions (FAQ)

Q: Can SN74LVCU04ADBR be used as a direct replacement for 74LVCU04ADB,112? A: Yes. SN74LVCU04ADBR maintains identical package (14-SSOP), pinout, and output drive specifications (24mA, 24mA). Both parts are RoHS3 compliant with Moisture Sensitivity Level 1. The Texas Instruments part has active product status, providing supply continuity for the obsolete Nexperia part.

Q: What are the differences between 14-SSOP and 14-TSSOP packages? A: Both packages contain 14 pins with identical pinouts and electrical compatibility. The primary difference is physical size: 14-SSOP measures 0.209" width, while 14-TSSOP measures 0.173" width. 14-TSSOP is suitable for space-constrained PCB layouts. Footprint changes require PCB redesign.

Q: Are there supply voltage limitations when substituting with Texas Instruments parts? A: Yes. The original 74LVCU04ADB,112 operates from 1.2V ~ 3.6V, while all Texas Instruments substitutes operate from 1.65V ~ 3.6V. Applications requiring operation below 1.65V supply voltage cannot use these substitutes without design modification.

Q: How does propagation delay affect circuit performance? A: The original part specifies 2ns maximum propagation delay at 3.3V with 50pF load, while Texas Instruments substitutes specify 3.8ns. This 1.8ns increase may impact timing-critical applications. Verify timing margins in your specific circuit design before substitution.

Q: What is the difference in quiescent current between the original and substitute parts? A: The original 74LVCU04ADB,112 draws 40 µA maximum quiescent current, while Texas Instruments substitutes draw 10 µA maximum. This represents a 75% reduction in standby power consumption, providing a performance advantage in battery-powered or low-power applications.

Q: Can I use 14-TVSOP (SN74LVCU04ADGVR) in place of 14-SSOP designs? A: 14-TVSOP and 14-SSOP have different package dimensions and footprints. Direct PCB substitution is not possible without redesign. However, electrical functionality and pinout are identical, allowing schematic-level equivalence with PCB layout modification.

Q: Are all substitute parts available in the same packaging formats? A: No. SN74LVCU04ADBR and SN74LVCU04APWR are supplied in Tape & Reel (TR) format. SN74LVCU04APW is supplied in Tube format. SN74LVCU04ADGVR is supplied in Tape & Reel (TR) format. Verify packaging requirements for your procurement and assembly processes.