74HC237D,652 Equivalent & Substitute Parts

Part Overview

The 74HC237D,652 is a Decoder/Demultiplexer logic integrated circuit manufactured by Nexperia USA Inc. with a 1 x 3:8 circuit configuration in a 16-SOIC package. This component is classified as Obsolete, which necessitates identification of equivalent and substitute parts for ongoing design support and procurement continuity. Active alternatives from Texas Instruments provide functional equivalence while maintaining compatibility with the original electrical and mechanical specifications.

Substiute Parts

74HC237D,652

Nexperia USA Inc.In Stock: 104174HC237D,652 Datasheet

Current PartRFQ

CD74HC237M96

Texas InstrumentsIn Stock: 1658CD74HC237M96 Datasheet

UpgradeRFQ

CD74HC237NSR

Texas InstrumentsIn Stock: 1880CD74HC237NSR Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 74HC237D,652 are qualified based on the following critical parameters that determine functional and mechanical compatibility:

Electrical Equivalence Criteria:

• Decoder/Demultiplexer type with 1 x 3:8 circuit configuration
• Voltage supply range: 2V ~ 6V
• Output current specifications: 5.2mA (High and Low)
• Single supply voltage source architecture

Mechanical Compatibility Criteria:

• 16-pin SOIC package format
• Surface mount mounting type
• RoHS3 compliance
• Moisture sensitivity level 1 (Unlimited)

Regulatory & Compliance Criteria:

• REACH Unaffected status
• ECCN: EAR99 classification
• HTSUS: 8542.39.0001

The substitute parts listed below maintain these core parameters while offering improved product status (Active vs. Obsolete) and extended temperature operating ranges in certain cases.

Parameter Comparison

Engineering Selection Recommendations

CD74HC237M96 (Texas Instruments) - Upgrade Substitute

The CD74HC237M96 is the primary upgrade substitute for the obsolete 74HC237D,652. This part maintains identical electrical specifications and package dimensions (16-SOIC, 0.154" width), ensuring direct compatibility with existing PCB layouts. The extended operating temperature range (-55°C to 125°C versus -40°C to 125°C) provides enhanced performance margin for demanding thermal environments. Active product status ensures long-term availability and supply chain stability. Supplied in Tape & Reel packaging format.

CD74HC237NSR (Texas Instruments) - Similar Substitute

The CD74HC237NSR provides functional equivalence with identical electrical parameters and operating temperature range. The package width specification (0.209", 5.30mm) differs from the original 0.154" width, requiring PCB layout verification before implementation. This part is suitable for applications where package footprint tolerance permits the dimensional variation. Active product status and Tape & Reel packaging support production continuity.

Both substitute parts satisfy all regulatory requirements (ROHS3, REACH Unaffected, EAR99) and maintain the same moisture sensitivity classification as the original component.

Frequently Asked Questions (FAQ)

Q: Can CD74HC237M96 be used as a direct replacement for 74HC237D,652?

A: Yes. The CD74HC237M96 maintains identical electrical specifications (voltage supply, output current, circuit configuration) and package dimensions (16-SOIC, 0.154" width). No circuit modifications are required for substitution.

Q: What is the difference between CD74HC237M96 and CD74HC237NSR?

A: Both parts are functionally equivalent with identical electrical parameters. The primary difference is package width: CD74HC237M96 is 0.154" (3.90mm) while CD74HC237NSR is 0.209" (5.30mm). PCB layout compatibility must be verified before selecting CD74HC237NSR.

Q: Why is the 74HC237D,652 listed as Obsolete?

A: Obsolete status indicates the manufacturer (Nexperia) has discontinued production. Active alternatives from Texas Instruments provide equivalent functionality and ensure continued component availability for new designs and production support.

Q: Are the substitute parts RoHS compliant?

A: Yes. Both CD74HC237M96 and CD74HC237NSR are ROHS3 compliant, matching the compliance status of the original 74HC237D,652.

Q: What is the operating temperature range difference?

A: The 74HC237D,652 operates from -40°C to 125°C. Both Texas Instruments substitutes extend the lower temperature limit to -55°C, providing a wider operating range suitable for industrial and military applications.

Q: Can these parts be used interchangeably in existing designs?

A: CD74HC237M96 is a direct interchange with identical package dimensions. CD74HC237NSR requires PCB layout verification due to package width variation. Both maintain electrical equivalence and regulatory compliance.