74HC366N,652 Equivalent & Substitute Parts

Part Overview

The 74HC366N,652 is an inverting buffer logic integrated circuit manufactured by NXP USA Inc., designed for 6-bit buffering applications with 3-state output capability. This component operates across a 2V to 6V supply voltage range and is housed in a 16-DIP package. The part is currently classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and component procurement.

Substiute Parts

74HC366N,652

NXP USA Inc.In Stock: 110174HC366N,652 Datasheet

Current PartRFQ

CD74HC366E

Texas InstrumentsIn Stock: 1176CD74HC366E Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 74HC366N,652 is determined by strict alignment of the following critical parameters:

Core Functional Parameters:

• Logic Type: Buffer, Inverting
• Number of Elements: 1
• Number of Bits per Element: 6
• Output Type: 3-State
• Current - Output High, Low: 7.8mA, 7.8mA
• Voltage - Supply: 2V ~ 6V
• Base Product Number: 74HC366

Physical & Environmental Parameters:

• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Operating Temperature Range: Compatible with -40°C ~ 125°C minimum

Compliance Parameters:

• RoHS Status: ROHS3 Compliant
• REACH Status: REACH Unaffected

The CD74HC366E from Texas Instruments meets all substitution criteria, sharing identical functional specifications, electrical characteristics, and physical packaging while maintaining active product status and full regulatory compliance.

Parameter Comparison

Engineering Selection Recommendations

The CD74HC366E from Texas Instruments is a direct functional equivalent to the 74HC366N,652. Both components share identical electrical specifications, output characteristics, and physical packaging. The CD74HC366E offers the additional advantage of active product status, ensuring continued availability and supply chain stability compared to the obsolete NXP part.

The Texas Instruments variant also provides an extended operating temperature range (-55°C to 125°C versus -40°C to 125°C), which may provide additional margin in temperature-sensitive applications. Both parts maintain full ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements.

Frequently Asked Questions (FAQ)

Q: Can the CD74HC366E directly replace the 74HC366N,652 in existing designs?

A: Yes. Both parts are pin-compatible 16-DIP packages with identical functional specifications, electrical characteristics, and output drive capabilities. No circuit modifications are required.

Q: What is the primary reason to transition from the 74HC366N,652 to the CD74HC366E?

A: The 74HC366N,652 is classified as obsolete, while the CD74HC366E maintains active product status. This ensures long-term component availability and supply chain continuity.

Q: Are there any electrical performance differences between these parts?

A: No. Both components provide identical output current (7.8mA high and low), supply voltage range (2V to 6V), and 3-state output functionality. The CD74HC366E operates across a wider temperature range (-55°C to 125°C), which may be beneficial in extreme temperature environments.

Q: Do both parts meet current compliance standards?

A: Yes. Both the 74HC366N,652 and CD74HC366E are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic components.

Q: Is the packaging identical between these parts?

A: Yes. Both components use 16-DIP (0.300", 7.62mm) through-hole packaging, ensuring mechanical compatibility in existing PCB layouts.