SN74LS283NG4 Equivalent & Substitute Parts

Part Overview

The SN74LS283NG4 is a 4-bit binary full adder with fast carry logic manufactured by Texas Instruments. This component is classified as a discontinued product at DiGi Electronics, necessitating identification of equivalent substitute parts for ongoing design requirements and procurement needs. The part operates within the 74LS logic series and is housed in a 16-DIP package suitable for through-hole mounting applications.

Substiute Parts

SN74LS283NG4

Texas InstrumentsIn Stock: 1117SN74LS283NG4 Datasheet

Current PartRFQ

SN74LS283N

Texas InstrumentsIn Stock: 6732SN74LS283N Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SN74LS283NG4 is determined by the following critical parameters:

• Logic Type: Binary Full Adder with Fast Carry functionality
• Number of Bits: 4-bit configuration
• Supply Voltage: 4.75V ~ 5.25V operating range
• Package / Case: 16-DIP (0.300", 7.62mm) form factor
• Mounting Type: Through Hole
• Series Compatibility: 74LS logic family

The SN74LS283N qualifies as a direct substitute based on identical electrical specifications, logic functionality, package configuration, and mounting method. Both parts share the same base product number (74LS283) and maintain full compatibility within the specified operating parameters.

Parameter Comparison

Engineering Selection Recommendations

The SN74LS283N is the designated manufacturer-recommended substitute for the SN74LS283NG4. Both components maintain identical electrical and mechanical specifications, ensuring direct functional equivalence. The primary distinction is product status: the SN74LS283N remains in active production with current inventory availability (6655 pcs), whereas the SN74LS283NG4 is discontinued.

Both parts carry ROHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements. The SN74LS283N is supplied in tube packaging, consistent with standard distribution practices for active components.

Frequently Asked Questions (FAQ)

Q: Can the SN74LS283N directly replace the SN74LS283NG4 in existing designs?

A: Yes. Both parts share identical logic functionality, electrical specifications, operating temperature range, supply voltage requirements, and 16-DIP package configuration. Direct substitution is supported without design modification.

Q: What is the difference between the SN74LS283NG4 and SN74LS283N?

A: The primary difference is product status and packaging format. The SN74LS283NG4 is discontinued, while the SN74LS283N is an active product. Both maintain identical electrical and mechanical parameters.

Q: Are there any compliance or certification differences between these parts?

A: No. Both parts are ROHS3 compliant, REACH unaffected, and carry the same ECCN and HTSUS classifications.

Q: What packaging formats are available for the 74LS283 base product?

A: The SN74LS283N is supplied in tube packaging. Packaging format selection should align with procurement and assembly requirements.

Q: Is the 16-DIP package suitable for my application?

A: The 16-DIP (0.300", 7.62mm) package is a through-hole configuration. Compatibility depends on your PCB design specifications and assembly capabilities. This package format is standard for legacy and through-hole based applications.