SN74LV165ADE4 Equivalent & Substitute Parts

Part Overview

The SN74LV165ADE4 is an 8-bit parallel-load shift register manufactured by Texas Instruments, housed in a 16-SOIC surface mount package. This component functions as a parallel-to-serial or serial-to-serial converter with complementary outputs, operating across a 2V to 5.5V supply voltage range and -40°C to 125°C temperature range. The part is currently discontinued at DiGi Electronics, making equivalent substitutes necessary for ongoing production and maintenance applications.

Substiute Parts

SN74LV165ADE4

Texas InstrumentsIn Stock: 885SN74LV165ADE4 Datasheet

Current PartRFQ

SN74LV165ADR

Texas InstrumentsIn Stock: 2541SN74LV165ADR Datasheet

DirectRFQ

74LV165AD,118

Nexperia USA Inc.In Stock: 1073774LV165AD,118 Datasheet

DirectRFQ

SN74LV165AD

Texas InstrumentsIn Stock: 4645SN74LV165AD Datasheet

MFR RecommendedRFQ

74LV165AD-Q100J

Nexperia USA Inc.In Stock: 267674LV165AD-Q100J Datasheet

MFR RecommendedRFQ

74LV165D,112

Nexperia USA Inc.In Stock: 108774LV165D,112 Datasheet

MFR RecommendedRFQ

74LV165D,118

Nexperia USA Inc.In Stock: 8936374LV165D,118 Datasheet

MFR RecommendedRFQ

74LV165D-Q100J

Nexperia USA Inc.In Stock: 113674LV165D-Q100J Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SN74LV165ADE4 is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

• Logic Type: Shift Register (8-bit, 1 element)
• Output Type: Complementary
• Function: Parallel or Serial to Serial capability
• Package: 16-SOIC form factor
• Voltage Supply Range: Minimum 2V support required
• Operating Temperature Range: Minimum -40°C to 125°C required
• RoHS3 Compliance
• Moisture Sensitivity Level: 1 (Unlimited)

Substitute parts must maintain compatibility across all these parameters. Parts with narrower temperature ranges (-40°C to 85°C) or different voltage minimums (1V instead of 2V) remain functionally compatible but represent design trade-offs. Automotive-grade variants (AEC-Q100) are direct substitutes when automotive qualification is not a requirement for the application.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute (Highest Compatibility): SN74LV165ADR from Texas Instruments is the direct active substitute. It maintains identical electrical specifications (2V ~ 5.5V, -40°C ~ 125°C) and packaging, with significantly higher inventory availability (2460 units). This part is the preferred choice for applications requiring exact parameter matching.

Secondary Substitutes (Active Status, Nexperia Manufacturer): 74LV165D,118 offers the broadest inventory (89296 units) and maintains full temperature range (-40°C ~ 125°C) with extended low-voltage capability (1V minimum). This part is suitable for applications not requiring the 2V minimum specification. 74LV165AD,118 provides active status with standard 2V minimum but operates to -40°C ~ 85°C, acceptable for applications not requiring full temperature range.

Automotive-Grade Alternatives: 74LV165AD-Q100J and 74LV165D-Q100J are AEC-Q100 qualified variants suitable for automotive applications. Both operate to -40°C ~ 85°C and are actively stocked.

Avoid: 74LV165D,112 is obsolete and should not be selected for new designs despite availability.

Frequently Asked Questions (FAQ)

Q: Can I use 74LV165D,118 as a direct replacement for SN74LV165ADE4? A: Yes. Both parts share identical logic function, output type, package, and full temperature range (-40°C ~ 125°C). The 74LV165D,118 has a lower minimum voltage specification (1V vs. 2V), which does not restrict compatibility in applications designed for 2V operation.

Q: What is the difference between the Texas Instruments and Nexperia versions? A: Both manufacturers produce functionally equivalent 74LV165 shift registers meeting the same electrical specifications. The primary differences are packaging options (Tube, Tape & Reel, Cut Tape) and inventory availability. Selection should be based on procurement requirements and supply chain availability.

Q: Are automotive-grade parts (AEC-Q100) required for my application? A: Automotive qualification is necessary only if the component will be used in automotive systems subject to AEC-Q100 requirements. For general industrial and consumer applications, standard-grade parts (74LV165AD,118 or SN74LV165ADR) are appropriate.

Q: Why do some substitutes have a -40°C ~ 85°C temperature range instead of -40°C ~ 125°C? A: Temperature range represents the manufacturer's tested and guaranteed operating window. Parts rated to -40°C ~ 85°C are suitable for applications within this range. If your design requires operation to 125°C, select parts explicitly rated for this extended range (SN74LV165ADR, 74LV165D,118, or 74LV165D,112).

Q: What packaging options are available? A: Substitutes are available in Tube, Tape & Reel (TR), and Cut Tape (CT) packaging. All maintain the 16-SOIC form factor. Selection depends on your assembly process and procurement volume requirements.

Q: Is the 74LV165D,112 still usable despite being obsolete? A: While 74LV165D,112 remains in stock (1013 units), it is classified as obsolete. For new designs and ongoing production, select from active-status alternatives to ensure long-term supply chain stability.