74LVC04ADB,112 Equivalent & Substitute Parts

Part Overview

The 74LVC04ADB,112 is a 6-channel inverter logic IC manufactured by Nexperia USA Inc. in a 14-SSOP package. This part is classified as obsolete, making equivalent substitute parts necessary for new designs and ongoing production requirements. The 74LVC04 series provides standard inverter functionality across multiple manufacturers and package variants, enabling direct functional replacement while accommodating different supply chain availability and packaging preferences.

Key Parameters

Parameter	Value
Logic Type	Inverter
Number of Circuits	6
Number of Inputs	1
Voltage Supply Range	1.2V ~ 3.6V
Current - Quiescent (Max)	40 µA
Current - Output High/Low	24mA / 24mA
Input Logic Level - Low	0.12V ~ 0.8V
Input Logic Level - High	1.08V ~ 2V
Max Propagation Delay	4.5ns @ 3.3V, 50pF
Operating Temperature	-40°C ~ 125°C
Package Type	14-SSOP
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the 74LVC04ADB,112 is determined by the following critical parameters:

Functional Equivalence Requirements:

Logic type: Inverter
Number of circuits: 6
Number of inputs: 1
Output drive capability: 24mA minimum (both high and low)

Electrical Compatibility Parameters:

Supply voltage range must encompass or overlap with 1.2V ~ 3.6V
Propagation delay at 3.3V, 50pF load
Input logic level thresholds
Quiescent current specifications

Package Compatibility:

Surface mount technology required
Pin count: 14 pins
Package variants: 14-SSOP, 14-TSSOP, 14-TVSOP (all mechanically compatible with appropriate PCB footprints)

Compliance Requirements:

RoHS3 compliance mandatory
Moisture sensitivity level 1 or equivalent

Substitute parts are grouped into two categories based on electrical specifications: 74LVC series parts (wider voltage range, higher quiescent current) and 74LCX series parts (narrower voltage range, lower quiescent current). Both series maintain functional equivalence for 6-channel inverter operation.

Parameter Comparison

Part Number	Manufacturer	Package	Voltage Supply	Quiescent Current (Max)	Propagation Delay @ 3.3V, 50pF	Operating Temp	Product Status
74LVC04ADB,112	Nexperia USA Inc.	14-SSOP	1.2V ~ 3.6V	40 µA	4.5ns	-40°C ~ 125°C	Obsolete
74LVC04APW,118	Nexperia USA Inc.	14-TSSOP	1.2V ~ 3.6V	40 µA	4.5ns	-40°C ~ 125°C	Active
74LCX04MTC	Fairchild Semiconductor	14-TSSOP	2V ~ 3.6V	10 µA	5.2ns	-40°C ~ 85°C	Active
74LCX04MTCX	onsemi	14-TSSOP	2V ~ 3.6V	10 µA	5.2ns	-40°C ~ 85°C	Active
SN74LVC04ADBR	Texas Instruments	14-SSOP	1.65V ~ 3.6V	1 µA	4.3ns	-40°C ~ 125°C	Active
SN74LVC04ADGVR	Texas Instruments	14-TVSOP	1.65V ~ 3.6V	1 µA	4.3ns	-40°C ~ 125°C	Active
SN74LVC04APW	Texas Instruments	14-TSSOP	1.65V ~ 3.6V	1 µA	4.3ns	-40°C ~ 125°C	Active
SN74LVC04APWE4	Texas Instruments	14-TSSOP	1.65V ~ 3.6V	1 µA	4.3ns	-40°C ~ 125°C	Discontinued at DiGi Electronics
SN74LVC04APWRG4	Texas Instruments	14-TSSOP	1.65V ~ 3.6V	1 µA	4.3ns	-40°C ~ 125°C	Discontinued at DiGi Electronics
SN74LVC04APWT	Texas Instruments	14-TSSOP	1.65V ~ 3.6V	1 µA	4.3ns	-40°C ~ 125°C	Active
SN74LVC04AQPWREP	Texas Instruments	14-TSSOP	2V ~ 3.6V	10 µA	4.5ns	-40°C ~ 125°C	Active

Engineering Selection Recommendations

Primary Substitutes (Highest Compatibility):

74LVC04APW,118 (Nexperia) and SN74LVC04ADBR (Texas Instruments) provide direct functional equivalence with identical electrical specifications to the original 74LVC04ADB,112. Both maintain the full 1.2V ~ 3.6V supply voltage range and 4.5ns propagation delay. The 74LVC04APW,118 differs only in package format (14-TSSOP vs. 14-SSOP), while SN74LVC04ADBR maintains the same 14-SSOP package. Both are active products with full RoHS3 compliance and unlimited moisture sensitivity rating.

Secondary Substitutes (Voltage Range Consideration):

SN74LVC04APW, SN74LVC04ADGVR, SN74LVC04APWT, and SN74LVC04AQPWREP are active Texas Instruments alternatives. These parts operate within 1.65V ~ 3.6V or 2V ~ 3.6V supply ranges, which are narrower than the original specification. Selection of these parts is appropriate only when the application circuit operates within their specified voltage ranges. SN74LVC04APWT and SN74LVC04ADGVR offer superior quiescent current performance (1 µA vs. 40 µA) and faster propagation delay (4.3ns vs. 4.5ns).

74LCX Series Alternatives (Lower Power Operation):

74LCX04MTC (Fairchild) and 74LCX04MTCX (onsemi) operate within 2V ~ 3.6V supply range with significantly lower quiescent current (10 µA). These parts are suitable for applications where the supply voltage does not drop below 2V and where reduced power consumption is beneficial. Operating temperature range is limited to -40°C ~ 85°C compared to the original -40°C ~ 125°C specification.

Discontinued Parts:

SN74LVC04APWE4 and SN74LVC04APWRG4 are discontinued at DiGi Electronics and should not be selected for new designs despite current inventory availability.

Frequently Asked Questions (FAQ)

Q: Can I use a 74LCX04 series part as a direct replacement for the 74LVC04ADB,112?

A: The 74LCX04 series provides functional equivalence for inverter operation but operates within a narrower supply voltage range (2V ~ 3.6V vs. 1.2V ~ 3.6V). Use 74LCX04 parts only if your application circuit operates within the 2V ~ 3.6V range. The 74LCX04 series also has a lower maximum operating temperature of 85°C versus 125°C for the 74LVC04 series.

Q: What is the difference between 14-SSOP, 14-TSSOP, and 14-TVSOP packages?

A: All three are 14-pin surface mount packages with identical pin counts and electrical functionality. 14-SSOP (Shrink Small Outline Package) has a 5.30mm body width, while 14-TSSOP (Thin Shrink Small Outline Package) and 14-TVSOP have a 4.40mm body width. Package selection depends on PCB footprint design. Parts in different packages are mechanically and electrically interchangeable if the PCB layout accommodates the specific package dimensions.

Q: Why does the original part show 40 µA quiescent current while some substitutes show only 1 µA?

A: Different manufacturers and product generations have varying quiescent current specifications. Texas Instruments SN74LVC04 variants specify 1 µA maximum quiescent current, while Nexperia 74LVC04 variants specify 40 µA. Both values are within acceptable limits for logic inverter operation. Lower quiescent current reduces power consumption in standby conditions.

Q: Is the SN74LVC04AQPWREP suitable for my application if I need the full 1.2V ~ 3.6V supply range?

A: No. The SN74LVC04AQPWREP operates within 2V ~ 3.6V supply range. If your application requires operation below 2V, select 74LVC04APW,118 or SN74LVC04ADBR instead, both of which support the full 1.2V ~ 3.6V range.

Q: Are all listed substitutes RoHS3 compliant?

A: Yes. All substitute parts listed maintain RoHS3 compliance and moisture sensitivity level 1 (unlimited), matching the original part's environmental and regulatory specifications.

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