74LVC32APW-Q100J OR Gate IC Equivalent & Substitute Parts

Part Overview

The 74LVC32APW-Q100J is a 4-channel 2-input OR gate logic IC manufactured by Nexperia USA Inc. in a 14-TSSOP surface mount package. This part is actively produced and AEC-Q100 automotive qualified. Substitute parts are identified based on matching logic function, pin configuration, package type, and electrical performance within specified operating ranges. Alternative sources become necessary for supply continuity, cost optimization, or specific qualification requirements.

Key Parameters

Parameter	Value
Logic Type	OR Gate
Number of Circuits	4
Number of Inputs	2
Package Type	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
Voltage Supply Range	1.2V ~ 3.6V
Operating Temperature	-40°C ~ 125°C
Product Status	Active
AEC-Q100 Qualification	Yes
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Matching Criteria:

Logic function: 4-channel 2-input OR gate
Package: 14-TSSOP surface mount
Pin compatibility: Identical pinout
Electrical performance: Output drive capability (24mA high/low), propagation delay within acceptable range

Voltage Supply Range Compatibility: The 74LVC32APW-Q100J operates from 1.2V to 3.6V. Substitute parts must support this range or a subset thereof. Parts with narrower ranges (e.g., 2V minimum) remain compatible for applications within the overlapping voltage window.

Temperature Grade Consideration: The main part supports -40°C to 125°C. Substitutes with identical or extended temperature ranges are fully compatible. Parts with narrower ranges (e.g., -40°C to 85°C) are compatible for applications within the overlapping temperature window.

Automotive Qualification: The 74LVC32APW-Q100J carries AEC-Q100 qualification. Substitute parts with matching AEC-Q100 qualification provide equivalent reliability assurance for automotive applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Voltage Supply	Quiescent Current (Max)	Output Current (High/Low)	Propagation Delay @ 3.3V, 50pF	Operating Temperature	Product Status	AEC-Q100
74LVC32APW-Q100J	Nexperia USA Inc.	1.2V ~ 3.6V	40 µA	24mA / 24mA	5ns	-40°C ~ 125°C	Active	Yes
74LVC32APW,118	Nexperia USA Inc.	1.2V ~ 3.6V	40 µA	24mA / 24mA	5ns	-40°C ~ 125°C	Active	No
74LVC32AT14-13	Diodes Incorporated	1.65V ~ 3.6V	40 µA	24mA / 24mA	4.1ns	-40°C ~ 125°C	Active	No
74LCX32MTCX	onsemi	2V ~ 3.6V	10 µA	24mA / 24mA	5.5ns	-40°C ~ 85°C	Active	No
MC74LCX32DTG	onsemi	2V ~ 3.6V	10 µA	24mA / 24mA	5.5ns	-40°C ~ 85°C	Obsolete	No
NLV74LCX32DTR2G	onsemi	2V ~ 3.6V	10 µA	24mA / 24mA	5.5ns	-40°C ~ 85°C	Obsolete	Yes
SN74LVC32AMPWREP	Texas Instruments	2V ~ 3.6V	10 µA	24mA / 24mA	3.8ns	-55°C ~ 125°C	Active	No
SN74LVC32AQPWRG4Q1	Texas Instruments	2V ~ 3.6V	10 µA	24mA / 24mA	3.8ns	-40°C ~ 125°C	Active	Yes
SN74LVC32AQPWRQ1	Texas Instruments	2V ~ 3.6V	10 µA	24mA / 24mA	3.8ns	-40°C ~ 125°C	Active	Yes

Engineering Selection Recommendations

For Automotive Applications with AEC-Q100 Requirement: Select from parts with active product status and AEC-Q100 qualification: SN74LVC32AQPWRG4Q1 or SN74LVC32AQPWRQ1 (Texas Instruments). Both support the full -40°C to 125°C temperature range and carry automotive qualification matching the main part.

For General Industrial Applications: 74LVC32APW,118 (Nexperia) provides identical electrical performance and temperature range as the main part. 74LVC32AT14-13 (Diodes Incorporated) offers faster propagation delay (4.1ns vs 5ns) with equivalent temperature support.

For Cost-Optimized Designs with Reduced Temperature Range: 74LCX32MTCX (onsemi) operates from 2V to 3.6V with lower quiescent current (10 µA vs 40 µA). This part is suitable for applications not requiring the full -40°C to 125°C range; it supports -40°C to 85°C operation.

Avoid Obsolete Parts: MC74LCX32DTG and NLV74LCX32DTR2G are marked obsolete. While NLV74LCX32DTR2G carries AEC-Q100 qualification, obsolete status limits long-term supply availability.

Frequently Asked Questions (FAQ)

Q: Can I use 74LCX32MTCX as a direct replacement for 74LVC32APW-Q100J? A: 74LCX32MTCX is functionally compatible in the overlapping voltage range (2V to 3.6V) and temperature range (-40°C to 85°C). However, it does not support the full 1.2V minimum voltage of the main part and has a reduced upper temperature limit. Use only if your application operates within these narrower bounds.

Q: What is the difference between 74LVC32APW-Q100J and 74LVC32APW,118? A: Both parts are manufactured by Nexperia with identical electrical specifications and temperature range. The primary difference is AEC-Q100 automotive qualification, which the main part carries but the ,118 variant does not. For non-automotive applications, they are fully interchangeable.

Q: Are Texas Instruments SN74LVC32AQPWRQ1 and SN74LVC32AQPWRG4Q1 interchangeable? A: Yes. Both are Texas Instruments 74LVC32 variants with identical electrical performance, temperature range (-40°C to 125°C), and AEC-Q100 qualification. They differ only in packaging or internal qualification tracking codes.

Q: Why do some substitutes have lower quiescent current? A: The 74LCX series (onsemi) and certain Texas Instruments variants specify 10 µA quiescent current versus 40 µA for the Nexperia 74LVC32. This reflects different process technology and design optimization. Both values are acceptable for OR gate logic applications; lower quiescent current reduces standby power consumption.

Q: Can I use a part with faster propagation delay as a substitute? A: Yes. Faster propagation delay (e.g., 3.8ns vs 5ns) is a performance improvement and does not create compatibility issues. The part will function correctly in any circuit designed for the original specification.

Q: Is package compatibility guaranteed across all listed substitutes? A: All listed substitutes use the 14-TSSOP package with identical pinout. Physical compatibility and PCB footprint are equivalent across all parts.

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