SN74ALVC08DRG4 Equivalent & Substitute Parts

Part Overview

The SN74ALVC08DRG4 is a 4-channel 2-input AND gate logic IC manufactured by Texas Instruments in 14-SOIC surface mount packaging. This part is discontinued at DiGi Electronics, making equivalent and substitute parts necessary for ongoing design support and procurement. The SN74ALVC08DRG4 operates across a 1.65V to 3.6V supply voltage range with low quiescent current and fast propagation delay characteristics suitable for low-power digital logic applications.

Key Parameters

Parameter	Value
Logic Type	AND Gate
Number of Circuits	4
Number of Inputs	2
Voltage - Supply	1.65V ~ 3.6V
Current - Quiescent (Max)	10 µA
Current - Output High, Low	24mA, 24mA
Input Logic Level - Low	0.7V ~ 0.8V
Input Logic Level - High	1.7V ~ 2V
Max Propagation Delay @ V, Max CL	2.9ns @ 3.3V, 50pF
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	14-SOIC (0.154", 3.90mm Width)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the SN74ALVC08DRG4 is determined by the following critical parameters: logic type (AND gate), circuit count (4 channels), input count (2 inputs per channel), supply voltage range (1.65V ~ 3.6V), output current capability (24mA), propagation delay performance, operating temperature range (-40°C ~ 85°C), and package type (14-SOIC surface mount).

Substitute parts are grouped into two categories:

Parametric Equivalents maintain identical or superior electrical specifications across all critical parameters, ensuring direct functional replacement without design modification.

Manufacturer Recommended Substitutes are approved alternatives that meet the core functional requirements but may have minor variations in non-critical parameters such as quiescent current or propagation delay.

Parameter Comparison

Parameter	SN74ALVC08DRG4	SN74ALVC08DR	SN74ALVC08IDRG4Q1	74ALVC08D,118	74VCX08MX
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	NXP Semiconductors	Fairchild Semiconductor
Logic Type	AND Gate	AND Gate	AND Gate	AND Gate	AND Gate
Number of Circuits	4	4	4	Not specified	4
Number of Inputs	2	2	2	Not specified	2
Voltage - Supply	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V	Not specified	1.2V ~ 3.6V
Current - Quiescent (Max)	10 µA	10 µA	10 µA	Not specified	20 µA
Current - Output High, Low	24mA, 24mA	24mA, 24mA	24mA, 24mA	Not specified	24mA, 24mA
Input Logic Level - Low	0.7V ~ 0.8V	0.7V ~ 0.8V	0.7V ~ 0.8V	Not specified	0.7V ~ 0.8V
Input Logic Level - High	1.7V ~ 2V	1.7V ~ 2V	1.7V ~ 2V	Not specified	1.6V ~ 2V
Max Propagation Delay @ V, Max CL	2.9ns @ 3.3V, 50pF	2.9ns @ 3.3V, 50pF	2.9ns @ 3.3V, 50pF	Not specified	2.8ns @ 3.3V, 30pF
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	Not specified	-40°C ~ 85°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Not specified	Surface Mount
Package / Case	14-SOIC	14-SOIC	14-SOIC	Not specified	14-SOIC
Product Status	Discontinued at DiGi Electronics	Active	Discontinued at DiGi Electronics	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	Not specified	ROHS3 Compliant
Automotive Grade	No	No	Yes (AEC-Q100)	No	No

Engineering Selection Recommendations

SN74ALVC08DR is the primary substitute for the SN74ALVC08DRG4. Both parts are manufactured by Texas Instruments with identical electrical specifications and 14-SOIC packaging. The SN74ALVC08DR maintains active product status and is available in Cut Tape and Digi-Reel packaging formats, providing superior procurement availability compared to the discontinued SN74ALVC08DRG4.

SN74ALVC08IDRG4Q1 is suitable for applications requiring automotive-grade qualification. This part carries AEC-Q100 certification and maintains identical electrical parameters to the SN74ALVC08DRG4, making it appropriate for automotive and mission-critical applications where qualification standards are mandatory.

74ALVC08D,118 from NXP Semiconductors is a manufacturer-recommended substitute with active product status. Detailed electrical specifications are not fully provided in the available data; verification of compatibility with specific application requirements is necessary before selection.

74VCX08MX from Fairchild Semiconductor is a manufacturer-recommended substitute with active product status. This part operates across a wider supply voltage range (1.2V ~ 3.6V) and exhibits faster propagation delay (2.8ns @ 3.3V, 30pF) compared to the SN74ALVC08DRG4. Quiescent current is higher at 20 µA. The 14-SOIC package and output current specifications remain compatible.

Frequently Asked Questions (FAQ)

Q: Can the SN74ALVC08DR be used as a direct replacement for the SN74ALVC08DRG4?

A: Yes. Both parts are manufactured by Texas Instruments with identical electrical specifications, operating temperature range, and 14-SOIC packaging. The primary difference is product status; the SN74ALVC08DR is active and readily available.

Q: What is the difference between the SN74ALVC08DRG4 and SN74ALVC08IDRG4Q1?

A: The SN74ALVC08IDRG4Q1 includes automotive-grade qualification (AEC-Q100) and is designated for automotive applications. Electrical specifications are identical. Select this variant if your application requires automotive qualification compliance.

Q: Is the 74VCX08MX compatible with the SN74ALVC08DRG4?

A: The 74VCX08MX is functionally compatible as a 4-channel 2-input AND gate in 14-SOIC packaging. It operates across a wider supply voltage range (1.2V ~ 3.6V) and has faster propagation delay. Quiescent current is higher at 20 µA. Verify that the lower input logic level threshold (1.6V ~ 2V versus 1.7V ~ 2V) is acceptable for your specific application.

Q: What packaging options are available for substitute parts?

A: The SN74ALVC08DR is available in Cut Tape (CT) and Digi-Reel packaging. The 74ALVC08D,118 and 74VCX08MX are available in Bulk packaging. All substitute parts maintain the 14-SOIC surface mount package format compatible with the original SN74ALVC08DRG4.

Q: Are all substitute parts RoHS compliant?

A: The SN74ALVC08DR, SN74ALVC08IDRG4Q1, and 74VCX08MX are ROHS3 compliant. The 74ALVC08D,118 compliance status is not specified in available data.

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