SN74AHC595PW Equivalent & Substitute Parts

Part Overview

The SN74AHC595PW is an 8-bit shift register with tri-state output manufactured by Texas Instruments in a 16-TSSOP surface mount package. This component is currently discontinued at DiGi Electronics, making equivalent substitute parts necessary for ongoing production and maintenance applications. The shift register performs serial-to-parallel conversion with a single 8-bit element, operating across a 2V to 5.5V supply voltage range and supporting industrial temperature specifications from -40°C to 125°C.

Substiute Parts

SN74AHC595PW

Texas InstrumentsIn Stock: 3132SN74AHC595PW Datasheet

Current PartRFQ

SN74AHC595PWR

Texas InstrumentsIn Stock: 1170SN74AHC595PWR Datasheet

DirectRFQ

74AHC595T16-13

Diodes IncorporatedIn Stock: 204174AHC595T16-13 Datasheet

DirectRFQ

74VHC595MTCX

onsemiIn Stock: 180674VHC595MTCX Datasheet

DirectRFQ

MC74VHC595DTR2G

onsemiIn Stock: 2210MC74VHC595DTR2G Datasheet

DirectRFQ

74AHC595PW,118

Nexperia USA Inc.In Stock: 333374AHC595PW,118 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SN74AHC595PW is determined by strict equivalence across the following critical parameters:

• Logic Type: Shift Register (8-bit configuration)
• Output Type: Tri-State
• Number of Elements: 1
• Number of Bits per Element: 8
• Function: Serial to Parallel, Serial
• Voltage - Supply: 2V ~ 5.5V
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP (0.173", 4.40mm Width)
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

All substitute parts listed maintain these core electrical and mechanical specifications. Operating temperature ranges may vary between substitutes; however, all listed alternatives support the minimum industrial temperature range of -40°C to 125°C or equivalent extended ranges.

Parameter Comparison

Engineering Selection Recommendations

For applications requiring direct replacement of the discontinued SN74AHC595PW, the following active alternatives are available:

Primary Recommendation: SN74AHC595PWR (Texas Instruments) maintains identical electrical specifications and temperature range (-40°C to 125°C) with active product status. This part differs only in packaging format (Cut Tape & Digi-Reel versus Tube).

Manufacturer Alternative: 74AHC595PW,118 (Nexperia USA Inc.) is the manufacturer-recommended equivalent, offering the same 74AHC series specifications, identical temperature range, and highest current inventory (3300 pcs). This part is actively produced and ROHS3 compliant.

Extended Temperature Option: MC74VHC595DTR2G (onsemi) provides extended lower temperature operation (-55°C to 125°C) for applications requiring enhanced cold-temperature performance, while maintaining all other electrical parameters.

Alternative Series: 74VHC595MTCX (onsemi) operates within the specified voltage and supply range but with a reduced upper temperature limit of 85°C. This part is suitable only for applications not requiring the full -40°C to 125°C industrial temperature range.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and identical pin configuration in the 16-TSSOP package.

Frequently Asked Questions (FAQ)

Q: Can SN74AHC595PWR be used as a direct replacement for SN74AHC595PW?

A: Yes. Both parts are Texas Instruments 74AHC series shift registers with identical electrical specifications (2V to 5.5V supply, -40°C to 125°C operating range) and package configuration (16-TSSOP). The difference is packaging format: SN74AHC595PW ships in Tube, while SN74AHC595PWR ships in Cut Tape & Digi-Reel format.

Q: What is the difference between 74AHC and 74VHC series substitutes?

A: Both series maintain the same core shift register functionality, voltage range (2V to 5.5V), and 16-TSSOP package. The primary difference is the operating temperature range. 74AHC series supports -40°C to 125°C, while 74VHC series typically supports -40°C to 85°C (with the exception of MC74VHC595DTR2G, which extends to -55°C to 125°C).

Q: Is 74AHC595PW,118 from Nexperia equivalent to the Texas Instruments SN74AHC595PW?

A: Yes. The Nexperia 74AHC595PW,118 is functionally equivalent with identical electrical specifications and temperature range. It is the manufacturer-recommended substitute and is currently in active production with substantial inventory availability.

Q: Can I use 74VHC595MTCX if my application operates only at room temperature?

A: Yes, for room temperature applications. However, 74VHC595MTCX has a maximum operating temperature of 85°C, which is lower than the original SN74AHC595PW specification of 125°C. Verify that your application does not require the extended upper temperature range before selecting this part.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, matching the original SN74AHC595PW specifications.

Q: What packaging formats are available for these substitutes?

A: Substitute parts are available in Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel formats. All maintain the identical 16-TSSOP (0.173", 4.40mm Width) package configuration required for PCB compatibility.