74ACT16373DLRG4 Equivalent & Substitute Parts Reference

Part Overview

Texas Instruments part number 74ACT16373DLRG4 is a D-Type Transparent Latch in the Logic IC category. Designed with an 8:8 circuit, dual channels, and tri-state outputs, it meets requirements for high-speed logic functions within a supply voltage range of 4.5V to 5.5V. It features a propagation delay of 9.3ns, operates from -40°C to 85°C, and supports surface mounting in a 48-SSOP (0.295", 7.50mm Width) package. The product status is listed as "Discontinued at Digi-Key," leading to a necessity for engineers to identify direct substitutes matching the specified electrical and mechanical characteristics.

Substiute Parts

74ACT16373DLRG4
Texas InstrumentsIn Stock: 78974ACT16373DLRG4 Datasheet
74ACT16373DLRG4
Current Part
74ACT16373DLR
Texas InstrumentsIn Stock: 171474ACT16373DLR Datasheet
74ACT16373DLR
Parametric Equivalent

Key Parameters

Parameter74ACT16373DLRG4 Value
Series74ACT
Logic TypeD-Type Transparent Latch
Circuit8:8
Output TypeTri-State
Voltage - Supply4.5V ~ 5.5V
Independent Circuits2
Delay Time - Propagation9.3ns
Current - Output High, Low24mA, 24mA
Operating Temperature-40°C ~ 85°C
Mounting TypeSurface Mount
Package / Case48-BSSOP (0.295", 7.50mm Width)
Supplier Device Package48-SSOP
RoHS StatusROHS3 Compliant
MSL1 (Unlimited)
REACH StatusREACH Unaffected

Substitute Part Grouping Explanation

Substitute selection is restricted to parts with identical series, logic type, supply voltage range, output characteristics, propagation delay, mounting type, package form factor, and compliance status. Only equivalents matching the same dual-channel, 8:8 circuit, tri-state output, and mechanical footprint are considered valid substitutes. The substitute part 74ACT16373DLR is grouped based solely on these explicit parameters.

Parameter Comparison

Parameter 74ACT16373DLRG4 74ACT16373DLR
Manufacturer Texas Instruments Texas Instruments
Series 74ACT 74ACT
Logic Type D-Type Transparent Latch D-Type Transparent Latch
Circuit 8:8 8:8
Output Type Tri-State Tri-State
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V
Independent Circuits 2 2
Delay Time - Propagation 9.3ns 9.3ns
Current - Output High, Low 24mA, 24mA 24mA, 24mA
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount
Package / Case 48-BSSOP (0.295", 7.50mm Width) 48-BSSOP (0.295", 7.50mm Width)
Supplier Device Package 48-SSOP 48-SSOP
RoHS Status ROHS3 Compliant ROHS3 Compliant
MSL 1 (Unlimited) 1 (Unlimited)
REACH Status REACH Unaffected REACH Unaffected

Engineering Selection Recommendations

Engineers are required to select substitute components with an equal or better compliance profile when the main part is discontinued. Both 74ACT16373DLRG4 and 74ACT16373DLR are listed as ROHS3 compliant, have unlimited moisture sensitivity level (MSL 1), and are unaffected by REACH requirements. The substitute part 74ACT16373DLR maintains active status and matches all specified electrical and mechanical characteristics, enabling direct substitution under these compliance and status constraints.

Frequently Asked Questions (FAQ)

Q1: What parameters determine if 74ACT16373DLR is a direct substitute for 74ACT16373DLRG4?
A1: Matching is strictly based on series, logic type, circuit configuration, output type, supply voltage, propagation delay, mounting type, package form factor, and compliance status.

Q2: Is there any difference in functionality or performance between 74ACT16373DLRG4 and 74ACT16373DLR?
A2: All explicitly provided functional and performance parameters are identical between the parts as listed.

Q3: Will the package and footprint be fully compatible for PCB assembly?
A3: Both parts have the same package/case (48-BSSOP, 0.295", 7.50mm Width) and supplier device package (48-SSOP), ensuring compatibility for surface mount PCB layouts.

Q4: Do both models offer the same compliance and certifications?
A4: Each part is listed as ROHS3 compliant, MSL 1 (Unlimited), and REACH unaffected, supporting equivalent compliance requirements.

Q5: Are there considerations regarding discontinuation or supply chain?
A5: 74ACT16373DLRG4 is discontinued at Digi-Key; therefore, substitute selection is based strictly on availability and matching specifications, with 74ACT16373DLR holding active status.

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