SL74ACT573DWR2G Equivalent & Substitute Parts

Part Overview

The SL74ACT573DWR2G is a D-Type Transparent Latch logic integrated circuit manufactured by onsemi, featuring a 1:8 multiplexing configuration with tri-state output capability. This component operates within the 74ACT logic family and is housed in a 20-SOIC surface mount package.

The SL74ACT573DWR2G is classified as obsolete product status. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term production requirements for applications currently utilizing this component.

Substiute Parts

SL74ACT573DWR2G

onsemiIn Stock: 1039SL74ACT573DWR2G Datasheet

Current PartRFQ

MC74ACT573DWR2G

onsemiIn Stock: 2225MC74ACT573DWR2G Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SL74ACT573DWR2G is determined by strict equivalence across the following critical parameters:

Functional Parameters:

• Logic type must be D-Type Transparent Latch
• Circuit configuration must be 1:8
• Output type must be Tri-State
• Independent circuits must equal 1

Electrical Parameters:

• Supply voltage range must be 4.5V ~ 5.5V
• Propagation delay time must be 10.5ns
• Output current specifications must be 24mA (High) and 24mA (Low)
• Operating temperature range must be -40°C ~ 85°C

Physical Parameters:

• Package type must be 20-SOIC (0.295", 7.50mm Width)
• Mounting type must be Surface Mount

Compliance Parameters:

• RoHS3 Compliance required
• REACH Unaffected status required

The MC74ACT573DWR2G meets all substitution criteria and is classified as a direct equivalent.

Parameter Comparison

Engineering Selection Recommendations

The MC74ACT573DWR2G is a direct functional and electrical equivalent to the SL74ACT573DWR2G. Both components share identical electrical specifications, package dimensions, and compliance certifications.

The primary distinction between these parts is product status: the SL74ACT573DWR2G is classified as obsolete, while the MC74ACT573DWR2G maintains active product status. The MC74ACT573DWR2G is supplied in Tape & Reel (TR) packaging format, which is standard for production environments.

For new designs or production continuity, the MC74ACT573DWR2G is the appropriate selection. Both components satisfy ROHS3 compliance and REACH unaffected requirements, ensuring regulatory alignment for current manufacturing standards.

Frequently Asked Questions (FAQ)

Q: Can the MC74ACT573DWR2G be used as a direct replacement for the SL74ACT573DWR2G?

A: Yes. The MC74ACT573DWR2G is a direct equivalent. Both components share identical electrical parameters, logic functionality, propagation delay specifications, output current ratings, operating temperature range, and package dimensions. No circuit modifications are required.

Q: What is the primary reason for substitution?

A: The SL74ACT573DWR2G is classified as obsolete product status. The MC74ACT573DWR2G maintains active product status and ensures continued availability for production and design requirements.

Q: Are there packaging differences between these parts?

A: Both components use the 20-SOIC (0.295", 7.50mm Width) surface mount package. The MC74ACT573DWR2G is supplied in Tape & Reel (TR) format, which is standard for automated assembly processes. The SL74ACT573DWR2G packaging format is not specified in the provided data.

Q: Do both parts meet current compliance requirements?

A: Yes. Both the SL74ACT573DWR2G and MC74ACT573DWR2G are ROHS3 compliant and REACH unaffected, satisfying current regulatory standards for electronic component manufacturing and distribution.

Q: Are the electrical specifications identical?

A: Yes. Both components operate at 4.5V ~ 5.5V supply voltage, feature 10.5ns propagation delay time, deliver 24mA output current (both high and low states), and operate across the -40°C ~ 85°C temperature range.

Q: What is the difference in inventory availability?

A: The SL74ACT573DWR2G has 940 pieces in stock (obsolete status). The MC74ACT573DWR2G has 2200 pieces in stock (active status), providing greater availability for production requirements.