74ALVC08MX AND Gate IC Equivalent & Substitute Parts

Part Overview

The 74ALVC08MX is a 4-channel 2-input AND gate logic IC manufactured by onsemi in 14-SOIC surface mount packaging. This part operates across a 1.65V to 3.6V supply voltage range with low quiescent current and is designed for general-purpose logic applications. The 74ALVC08MX is currently listed as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and production continuity.

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)	40 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 @ 3.3V, 50pF	2.9ns
Operating Temperature	-40°C ~ 85°C
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 74ALVC08MX are classified based on functional and electrical equivalence within the 74ALVC08 logic family. All qualified substitutes maintain identical logic function (4-channel 2-input AND gate), pin configuration, and core electrical parameters including supply voltage range, input/output logic levels, and propagation delay specifications. Substitution eligibility is determined by:

Logic Type: AND Gate (4-channel, 2-input)
Voltage Supply Range: 1.65V ~ 3.6V
Input/Output Logic Levels: Matching thresholds
Propagation Delay: 2.9ns @ 3.3V, 50pF
Package Compatibility: 14-SOIC or 14-SO form factors
Operating Temperature: -40°C ~ 85°C

Substitute parts are grouped as Direct Manufacturer Equivalents (identical part numbers from different manufacturers), Similar Equivalents (same base product with different packaging), and Parametric Equivalents (functionally identical with potential grade or qualification differences).

Parameter Comparison

Part Number	Manufacturer	Product Status	Logic Type	Circuits / Inputs	Supply Voltage	Quiescent Current (Max)	Output Current (H/L)	Propagation Delay	Package	Packaging Type
74ALVC08MX	onsemi	Obsolete	AND Gate	4 / 2	1.65V ~ 3.6V	40 µA	24mA, 24mA	2.9ns @ 3.3V	14-SOIC (0.154")	-
SN74ALVC08DR	Texas Instruments	Active	AND Gate	4 / 2	1.65V ~ 3.6V	10 µA	24mA, 24mA	2.9ns @ 3.3V	14-SOIC (0.154")	Cut Tape & Digi-Reel
SN74ALVC08D	Texas Instruments	Active	AND Gate	4 / 2	1.65V ~ 3.6V	10 µA	24mA, 24mA	2.9ns @ 3.3V	14-SOIC (0.154")	Tube
SN74ALVC08NSR	Texas Instruments	Active	AND Gate	4 / 2	1.65V ~ 3.6V	10 µA	24mA, 24mA	2.9ns @ 3.3V	14-SOIC (0.209")	Tape & Reel
SN74ALVC08IDREP	Texas Instruments	Active	AND Gate	4 / 2	1.65V ~ 3.6V	10 µA	24mA, 24mA	2.9ns @ 3.3V	14-SOIC (0.154")	Tape & Reel
SN74ALVC08IDRG4Q1	Texas Instruments	Discontinued at DiGi Electronics	AND Gate	4 / 2	1.65V ~ 3.6V	10 µA	24mA, 24mA	2.9ns @ 3.3V	14-SOIC (0.154")	-
74ALVC08D,118	NXP Semiconductors	Active	AND Gate	4 / 2	1.65V ~ 3.6V	-	-	-	14-SOIC	Bulk

Engineering Selection Recommendations

For replacement of the obsolete 74ALVC08MX, the SN74ALVC08DR from Texas Instruments is the primary recommended substitute. This part maintains full electrical and functional equivalence, operates within identical supply voltage and logic level specifications, and is currently in active production status with robust inventory availability (3674 units). The SN74ALVC08DR offers improved quiescent current performance (10 µA versus 40 µA) and is available in Cut Tape and Digi-Reel packaging formats suitable for both manual and automated assembly processes.

Alternative active substitutes include SN74ALVC08D (Tube packaging) and SN74ALVC08IDREP (Tape & Reel packaging), both from Texas Instruments with identical electrical specifications and active product status. The SN74ALVC08NSR variant features a wider 14-SOIC package body (0.209" versus 0.154") and should be evaluated for PCB layout compatibility before selection.

The 74ALVC08D,118 from NXP Semiconductors is functionally equivalent and actively produced; however, limited parameter documentation is available in the provided data set. The SN74ALVC08IDRG4Q1 carries automotive-grade qualification (AEC-Q100) and is suitable for automotive applications but is currently discontinued at DiGi Electronics.

All recommended substitutes comply with ROHS3 standards, maintain MSL 1 (Unlimited) moisture sensitivity rating, and operate across the full -40°C to 85°C temperature range.

Frequently Asked Questions (FAQ)

Q: Can the SN74ALVC08DR directly replace the 74ALVC08MX without PCB modifications?

A: Yes. The SN74ALVC08DR maintains identical pin configuration, package footprint (14-SOIC 0.154"), and electrical specifications. No PCB layout changes are required for functional substitution.

Q: What is the difference between SN74ALVC08DR, SN74ALVC08D, and SN74ALVC08NSR?

A: These parts are electrically identical but differ in packaging format and body dimensions. SN74ALVC08DR uses Cut Tape & Digi-Reel packaging (0.154" width), SN74ALVC08D uses Tube packaging (0.154" width), and SN74ALVC08NSR uses Tape & Reel packaging with a wider body (0.209" width). Selection depends on assembly process requirements and PCB layout constraints.

Q: Why does the 74ALVC08MX show 40 µA quiescent current while substitutes show 10 µA?

A: The lower quiescent current in Texas Instruments substitutes reflects improved manufacturing process technology. Both specifications remain within acceptable operating parameters for the 74ALVC08 logic family and do not affect functional compatibility.

Q: Is the SN74ALVC08IDRG4Q1 suitable for automotive applications?

A: Yes. The SN74ALVC08IDRG4Q1 carries AEC-Q100 automotive qualification and is designed for automotive-grade applications. However, this part is currently discontinued at DiGi Electronics and may have limited availability.

Q: What packaging format should I select for high-volume production?

A: For automated assembly, Cut Tape & Digi-Reel (SN74ALVC08DR) or Tape & Reel (SN74ALVC08IDREP, SN74ALVC08NSR) formats are recommended. For manual assembly or lower volumes, Tube packaging (SN74ALVC08D) or Bulk packaging (74ALVC08D,118) may be more cost-effective.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All active Texas Instruments substitutes (SN74ALVC08DR, SN74ALVC08D, SN74ALVC08NSR, SN74ALVC08IDREP) are RoHS3 compliant. Compliance status for the NXP 74ALVC08D,118 is not specified in the provided data.

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