74ALVC08PW,112 Equivalent & Substitute Parts

Part Overview

The 74ALVC08PW,112 is a 4-channel 2-input AND gate logic IC manufactured by Nexperia USA Inc., housed in a 14-TSSOP surface mount package. This part operates across a 1.65V to 3.6V supply voltage range with a maximum propagation delay of 2ns at 3.3V with 50pF load. The product is currently obsolete, making equivalent and substitute parts necessary for ongoing system support and new designs requiring this logic function.

Key Parameters

Parameter	Value
Manufacturer Part Number	74ALVC08PW,112
Manufacturer	Nexperia USA Inc.
Logic Type	AND Gate
Number of Circuits	4
Number of Inputs	2
Voltage - Supply	1.65V ~ 3.6V
Current - Quiescent (Max)	20 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	2ns @ 3.3V, 50pF
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	14-TSSOP (0.173", 4.40mm Width)
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the 74ALVC08PW,112 is determined by the following critical parameters:

Logic function: 4-channel 2-input AND gate
Supply voltage range: 1.65V ~ 3.6V minimum compatibility
Package type: 14-TSSOP surface mount
Output drive capability: 24mA minimum for both high and low states
Propagation delay: Maximum 2.9ns at 3.3V with 50pF load
Operating temperature range: -40°C ~ 85°C
Input logic levels: 0.7V ~ 0.8V (low), 1.7V ~ 2V (high)

Substitute parts must maintain electrical compatibility across these parameters. Parts with identical base product numbers (74ALVC08 series) or functionally equivalent series (74VCX08) with matching electrical specifications are considered direct substitutes. Packaging variations (TSSOP vs. TVSOP) are acceptable provided the pin configuration and electrical performance remain compatible.

Parameter Comparison

Parameter	74ALVC08PW,112	74ALVC08MTCX	74VCX08MTCX	SN74ALVC08DGVR	SN74ALVC08IPWRG4Q1	SN74ALVC08IPWRQ1	SN74ALVC08PWR
Manufacturer	Nexperia USA Inc.	Fairchild Semiconductor	Fairchild Semiconductor	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Logic Type	AND Gate	AND Gate	AND Gate	AND Gate	AND Gate	AND Gate	AND Gate
Number of Circuits	4	4	4	4	4	4	4
Number of Inputs	2	2	2	2	2	2	2
Voltage - Supply	1.65V ~ 3.6V	1.65V ~ 3.6V	1.2V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V
Current - Quiescent (Max)	20 µA	40 µA	20 µA	10 µA	10 µA	10 µA	10 µA
Current - Output High, Low	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA
Input Logic Level - Low	0.7V ~ 0.8V	0.7V ~ 0.8V	0.7V ~ 0.8V	0.7V ~ 0.8V	0.7V ~ 0.8V	0.7V ~ 0.8V	0.7V ~ 0.8V
Input Logic Level - High	1.7V ~ 2V	1.7V ~ 2V	1.6V ~ 2V	1.7V ~ 2V	1.7V ~ 2V	1.7V ~ 2V	1.7V ~ 2V
Max Propagation Delay @ V, Max CL	2ns @ 3.3V, 50pF	2.9ns @ 3.3V, 50pF	2.8ns @ 3.3V, 30pF	2.9ns @ 3.3V, 50pF	2.9ns @ 3.3V, 50pF	2.9ns @ 3.3V, 50pF	2.9ns @ 3.3V, 50pF
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	14-TSSOP	14-TSSOP	14-TSSOP	14-TFSOP	14-TSSOP	14-TSSOP	14-TSSOP
Product Status	Obsolete	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	Not specified	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	Not specified	Not specified	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

All substitute parts listed maintain electrical compatibility with the 74ALVC08PW,112 across critical parameters including supply voltage, output drive capability, input logic levels, and operating temperature range.

Texas Instruments 74ALVC08 variants (SN74ALVC08DGVR, SN74ALVC08IPWRG4Q1, SN74ALVC08IPWRQ1, SN74ALVC08PWR) are active products with ROHS3 compliance and MSL 1 rating. The SN74ALVC08IPWRG4Q1 and SN74ALVC08IPWRQ1 variants include AEC-Q100 automotive qualification, suitable for applications requiring automotive-grade components. All Texas Instruments variants feature lower quiescent current (10 µA) compared to the original part.

Fairchild Semiconductor 74ALVC08MTCX is an active product with identical electrical specifications to the original part, including 20 µA quiescent current. This variant provides direct functional equivalence with the 74ALVC08 base product number.

Fairchild Semiconductor 74VCX08MTCX operates across an extended lower voltage range (1.2V ~ 3.6V) and features lower propagation delay (2.8ns at 3.3V with 30pF load). This variant is suitable for low-voltage applications and offers improved timing performance.

Package consideration: SN74ALVC08DGVR uses 14-TFSOP packaging, which maintains pin compatibility with 14-TSSOP but differs in physical dimensions. Verify PCB footprint compatibility before selection.

Frequently Asked Questions (FAQ)

Q: Can I use SN74ALVC08DGVR as a direct replacement for 74ALVC08PW,112?

A: SN74ALVC08DGVR is electrically compatible and functionally equivalent. However, it uses 14-TFSOP packaging instead of 14-TSSOP. Verify that your PCB footprint accommodates the TFSOP package dimensions before substitution.

Q: What is the difference between 74ALVC08MTCX and 74VCX08MTCX?

A: Both are 4-channel 2-input AND gates in 14-TSSOP packages. The 74VCX08MTCX operates at lower minimum voltage (1.2V vs. 1.65V) and has faster propagation delay (2.8ns vs. 2.9ns at 3.3V). Select 74VCX08MTCX for low-voltage or timing-critical applications.

Q: Are the Texas Instruments automotive-qualified variants suitable for non-automotive applications?

A: Yes. SN74ALVC08IPWRG4Q1 and SN74ALVC08IPWRQ1 include AEC-Q100 qualification, which exceeds standard industrial requirements. These parts are fully compatible with non-automotive designs and offer enhanced reliability.

Q: What is the significance of the quiescent current difference between parts?

A: The original 74ALVC08PW,112 draws 20 µA maximum quiescent current, while most Texas Instruments variants draw 10 µA. The Fairchild 74ALVC08MTCX draws 40 µA. For battery-powered or ultra-low-power applications, select variants with lower quiescent current. For standard applications, this difference is negligible.

Q: Can I substitute 74ALVC08PW,112 with 74VCX08MTCX in existing designs?

A: Yes, provided your design does not depend on the specific propagation delay of 2ns. The 74VCX08MTCX has 2.8ns propagation delay, which is acceptable for most logic applications but may require timing verification in high-speed circuits.

Q: What packaging options are available for 74ALVC08 logic gates?

A: The primary substitute parts use 14-TSSOP or 14-TFSOP packages. Both are surface mount packages with identical pin counts and configurations. TSSOP and TFSOP differ in physical dimensions; verify PCB footprint compatibility before selection.

Q: Are all substitute parts ROHS3 compliant?

A: Texas Instruments variants (SN74ALVC08DGVR, SN74ALVC08IPWRG4Q1, SN74ALVC08IPWRQ1, SN74ALVC08PWR) are ROHS3 compliant. Fairchild Semiconductor variants do not specify RoHS status in the provided data. Confirm RoHS compliance requirements with your supplier if regulatory compliance is mandatory.

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