MM74HC589MX Equivalent & Substitute Parts

Part Overview

The MM74HC589MX is an 8-bit shift register logic IC manufactured by onsemi, housed in a 16-SOIC surface mount package. This component functions as a universal shift register with tri-state output capability, supporting both parallel and serial data conversion. The MM74HC589MX is classified as obsolete, making equivalent substitute parts necessary for ongoing design support and procurement continuity.

Substiute Parts

MM74HC589MX

onsemiIn Stock: 3826MM74HC589MX Datasheet

Current PartRFQ

MC74HC589ADR2G

onsemiIn Stock: 5964MC74HC589ADR2G Datasheet

DirectRFQ

MC74HC589ADG

onsemiIn Stock: 6746MC74HC589ADG Datasheet

SimilarRFQ

NLV74HC589ADR2G

onsemiIn Stock: 3600NLV74HC589ADR2G Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MM74HC589MX is determined by strict alignment of the following electrical and mechanical parameters:

• Logic Type: Shift Register (8-bit configuration)
• Output Type: Tri-State
• Voltage Supply Range: 2V ~ 6V minimum compatibility
• Package / Case: 16-SOIC form factor
• Mounting Type: Surface Mount
• Base Product Number: 74HC589 series

Substitute parts must maintain identical pin configuration, electrical function, and package dimensions to ensure direct replacement capability without circuit redesign.

Parameter Comparison

Engineering Selection Recommendations

MC74HC589ADR2G and MC74HC589ADG are the primary substitutes for MM74HC589MX. Both parts are active products with extended operating temperature ranges (-55°C ~ 125°C versus -40°C ~ 85°C), providing superior thermal performance. Both are ROHS3 compliant, meeting modern environmental standards. MC74HC589ADR2G is supplied in Tape & Reel packaging, while MC74HC589ADG is supplied in Tube packaging; selection depends on procurement and assembly requirements.

NLV74HC589ADR2G is electrically equivalent but carries obsolete product status and automotive qualification (AEC-Q100). This part is suitable only when automotive-grade certification is a design requirement.

Frequently Asked Questions (FAQ)

Q: Can MM74HC589MX be directly replaced with MC74HC589ADR2G?

A: Yes. Both parts share identical electrical specifications (8-bit shift register, tri-state output, 2V ~ 6V supply), pin configuration, and 16-SOIC package dimensions. MC74HC589ADR2G is an active product with extended temperature range capability.

Q: What is the difference between MC74HC589ADR2G and MC74HC589ADG?

A: Both parts are electrically and functionally identical. The difference is packaging format: MC74HC589ADR2G is supplied in Tape & Reel (TR) for automated assembly, while MC74HC589ADG is supplied in Tube for manual handling or lower-volume applications.

Q: Why does NLV74HC589ADR2G have obsolete status?

A: NLV74HC589ADR2G is classified as obsolete despite meeting all electrical and mechanical substitution criteria. This part includes automotive-grade qualification (AEC-Q100) and is retained for applications requiring automotive certification. For standard industrial applications, active alternatives are preferred.

Q: Are there temperature range differences between substitutes?

A: Yes. MM74HC589MX operates at -40°C ~ 85°C, while all substitute parts (MC74HC589ADR2G, MC74HC589ADG, NLV74HC589ADR2G) operate at -55°C ~ 125°C. The extended range of substitute parts provides additional thermal margin and is fully backward compatible.

Q: Does packaging format affect electrical performance?

A: No. Tape & Reel and Tube packaging formats contain identical die and electrical characteristics. Packaging selection is based on assembly process requirements and inventory management, not electrical function.