74LVC1G02FX4-7 Equivalent & Substitute Parts

Part Overview

The 74LVC1G02FX4-7 is a single-channel NOR gate logic IC manufactured by Diodes Incorporated, housed in a 6-XFDFN surface mount package. This active product operates across a wide supply voltage range of 1.65V to 5.5V and is designed for low-power digital logic applications. Equivalent and substitute parts are identified based on matching functional specifications, electrical parameters, and compliance certifications to ensure direct interchangeability in circuit designs.

Key Parameters

Parameter	Specification
Logic Type	NOR Gate
Number of Circuits	1
Number of Inputs	2
Voltage - Supply	1.65V ~ 5.5V
Current - Output High, Low	32mA, 32mA
Input Logic Level - Low	0.7V ~ 0.8V
Input Logic Level - High	1.7V ~ 2V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the 74LVC1G02FX4-7 are classified based on the following substitution criteria:

Parametric Equivalents (74LVC1G02FW4-7, 74LVC1G02FZ4-7): These parts share identical electrical specifications with the main part, including supply voltage range, quiescent current, output drive capability, input logic levels, and propagation delay. The only variation is the supplier device package designation (X2-DFN1010-6 and X2-DFN1410-6 respectively), which represents different physical footprint variants within the same 6-XFDFN package family. All three parts are manufactured by Diodes Incorporated and maintain the same base product number 74LVC1G02.

Direct Manufacturer Equivalent (SN74LVC1G02YZPR): This Texas Instruments part maintains functional equivalence as a single-channel 2-input NOR gate with identical supply voltage range, input logic levels, and output drive specifications. The package differs (5-DSBGA versus 6-XFDFN), and minor variations exist in quiescent current (10 µA versus 200 µA) and propagation delay (4ns versus 1.7ns). This part is suitable for applications where the different package footprint and performance characteristics are acceptable.

Parameter Comparison

Parameter	74LVC1G02FX4-7	74LVC1G02FW4-7	74LVC1G02FZ4-7	SN74LVC1G02YZPR
Manufacturer	Diodes Incorporated	Diodes Incorporated	Diodes Incorporated	Texas Instruments
Logic Type	NOR Gate	NOR Gate	NOR Gate	NOR Gate
Number of Circuits	1	1	1	1
Number of Inputs	2	2	2	2
Voltage - Supply	1.65V ~ 5.5V	1.65V ~ 5.5V	1.65V ~ 5.5V	1.65V ~ 5.5V
Current - Quiescent (Max)	200 µA	200 µA	200 µA	10 µA
Current - Output High, Low	32mA, 32mA	32mA, 32mA	32mA, 32mA	32mA, 32mA
Input Logic Level - Low	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	1.7V ~ 2V	1.7V ~ 2V
Max Propagation Delay @ V, Max CL	1.7ns @ 5V, 50pF	1.7ns @ 5V, 50pF	1.7ns @ 5V, 50pF	4ns @ 5V, 50pF
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 85°C
Package / Case	6-XFDFN	6-XFDFN	6-XFDFN	5-XFBGA, DSBGA
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain active product status and ROHS3 compliance, ensuring regulatory alignment with current manufacturing standards. The 74LVC1G02FW4-7 and 74LVC1G02FZ4-7 are direct parametric equivalents from Diodes Incorporated and provide identical electrical performance with only package footprint variations. These parts are suitable for direct PCB layout substitution when the respective footprint is available.

The SN74LVC1G02YZPR from Texas Instruments offers functional equivalence with lower quiescent current consumption (10 µA versus 200 µA), making it advantageous for battery-powered or ultra-low-power applications. However, the different package type (5-DSBGA) requires PCB redesign, and the extended propagation delay (4ns versus 1.7ns) and reduced upper operating temperature limit (-40°C to 85°C versus -40°C to 125°C) must be evaluated against application requirements.

Frequently Asked Questions (FAQ)

Q: Can 74LVC1G02FW4-7 and 74LVC1G02FZ4-7 be used interchangeably with 74LVC1G02FX4-7?

A: Yes. These parts are parametric equivalents with identical electrical specifications. The differences in supplier device package designations (X2-DFN1010-6, X2-DFN1409-6, X2-DFN1410-6) represent footprint variants within the same 6-XFDFN package family. PCB layout compatibility depends on the specific footprint used in your design.

Q: Is SN74LVC1G02YZPR a direct replacement for 74LVC1G02FX4-7?

A: SN74LVC1G02YZPR is functionally equivalent but not a direct pin-for-pin replacement. It uses a different package (5-DSBGA versus 6-XFDFN), requiring PCB redesign. Additionally, it has lower quiescent current, higher propagation delay, and a reduced operating temperature range. Use this part only when the package change and performance differences are acceptable for your application.

Q: What are the key differences between Diodes Incorporated and Texas Instruments versions?

A: All parts share the same logic function and core electrical specifications. The Texas Instruments version (SN74LVC1G02YZPR) offers lower quiescent current (10 µA) suitable for power-sensitive applications, but has slower propagation delay (4ns) and operates only to 85°C maximum. Diodes Incorporated parts maintain faster propagation (1.7ns) and extended temperature range to 125°C.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed parts, including the main part 74LVC1G02FX4-7 and all substitutes, are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

Q: Which substitute should I choose for a space-constrained design?

A: The SN74LVC1G02YZPR in 5-DSBGA package offers the smallest footprint. However, this requires PCB redesign. If staying within the 6-XFDFN family, all three Diodes Incorporated variants (74LVC1G02FX4-7, 74LVC1G02FW4-7, 74LVC1G02FZ4-7) provide equivalent performance with different footprint options.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message