N74F00D,623 NAND Gate IC Equivalent & Substitute Parts

Part Overview

The N74F00D,623 is a 4-channel 2-input NAND gate logic IC manufactured by Nexperia USA Inc. in a 14-SOIC surface mount package. This component is classified as obsolete, making substitute parts necessary for new designs and ongoing production requirements. The part operates within a 4.5V to 5.5V supply voltage range and is suitable for general-purpose digital logic applications requiring NAND gate functionality.

Key Parameters

Parameter	Value
Logic Type	NAND Gate
Number of Circuits	4
Number of Inputs	2
Voltage - Supply	4.5V ~ 5.5V
Current - Output High, Low	1mA, 20mA
Input Logic Level - Low	0.8V
Input Logic Level - High	2V
Max Propagation Delay @ V, Max CL	5ns @ 5V, 50pF
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	14-SOIC (0.154", 3.90mm Width)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the N74F00D,623 is determined by strict equivalence across the following parameters:

Logic Type: NAND Gate
Number of Circuits: 4
Number of Inputs: 2
Voltage - Supply: 4.5V ~ 5.5V
Current - Output High, Low: 1mA, 20mA
Input Logic Level - Low: 0.8V
Input Logic Level - High: 2V
Max Propagation Delay @ V, Max CL: 5ns @ 5V, 50pF
Operating Temperature: 0°C ~ 70°C
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)

All identified substitute parts maintain identical electrical specifications and compliance certifications. Package variations exist only in physical dimensions and supplier packaging formats, which do not affect functional compatibility when PCB layout accommodates the specified package footprint.

Parameter Comparison

Parameter	N74F00D,623 (Nexperia)	SN74F00D (TI)	SN74F00DR (TI)	SN74F00NSR (TI)
Manufacturer	Nexperia USA Inc.	Texas Instruments	Texas Instruments	Texas Instruments
Logic Type	NAND Gate	NAND Gate	NAND Gate	NAND Gate
Number of Circuits	4	4	4	4
Number of Inputs	2	2	2	2
Voltage - Supply	4.5V ~ 5.5V	4.5V ~ 5.5V	4.5V ~ 5.5V	4.5V ~ 5.5V
Current - Output High, Low	1mA, 20mA	1mA, 20mA	1mA, 20mA	1mA, 20mA
Input Logic Level - Low	0.8V	0.8V	0.8V	0.8V
Input Logic Level - High	2V	2V	2V	2V
Max Propagation Delay @ V, Max CL	5ns @ 5V, 50pF	5ns @ 5V, 50pF	5ns @ 5V, 50pF	5ns @ 5V, 50pF
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	14-SOIC (0.154", 3.90mm Width)	14-SOIC (0.154", 3.90mm Width)	14-SOIC (0.154", 3.90mm Width)	14-SOIC (0.209", 5.30mm Width)
Product Status	Obsolete	Last Time Buy	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

SN74F00DR (Texas Instruments) is the primary substitute for the obsolete N74F00D,623. This part maintains active product status, ensuring long-term availability and supply chain stability. It is supplied in Tape & Reel format with the highest inventory level (44,744 pcs), making it suitable for production volumes. All electrical parameters and compliance certifications are identical to the original part.

SN74F00D (Texas Instruments) serves as a secondary substitute with Last Time Buy status. While currently available, this product status indicates limited future availability. It is supplied in Tube packaging and maintains full electrical and compliance equivalence.

SN74F00NSR (Texas Instruments) is functionally equivalent but features a different package width (0.209" vs. 0.154"). This part is suitable only when PCB layout can accommodate the larger 14-SO package footprint. Active product status ensures availability.

All three substitute parts are ROHS3 compliant and maintain MSL Level 1 (Unlimited) moisture sensitivity, matching the original part's environmental specifications.

Frequently Asked Questions (FAQ)

Q: Can SN74F00DR be used as a direct replacement for N74F00D,623?

A: Yes. SN74F00DR is electrically and functionally identical to N74F00D,623 across all specified parameters. Both use the same 14-SOIC package with 0.154" width. The primary difference is product status: SN74F00DR is active, while N74F00D,623 is obsolete.

Q: What is the difference between SN74F00D and SN74F00DR?

A: Both parts are electrically identical. The primary difference is packaging format: SN74F00D is supplied in Tube, while SN74F00DR is supplied in Tape & Reel. SN74F00DR has higher inventory availability and active product status, making it preferable for new designs.

Q: Can SN74F00NSR replace N74F00D,623 on existing PCBs?

A: SN74F00NSR is electrically equivalent but has a different package width (0.209" vs. 0.154"). It cannot be used on PCBs designed for the narrower 14-SOIC package without PCB redesign. It is suitable only for new designs where the larger footprint can be accommodated.

Q: Are all substitute parts RoHS compliant?

A: Yes. All substitute parts listed are ROHS3 compliant and maintain MSL Level 1 (Unlimited) moisture sensitivity, matching the original N74F00D,623 specifications.

Q: Which substitute part should be selected for new production designs?

A: SN74F00DR is recommended for new production designs. It maintains active product status, ensuring long-term supply chain availability, and is supplied in Tape & Reel format suitable for automated assembly processes.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message