SN74HC00DR NAND Gate IC Equivalent & Substitute Parts

Part Overview

The SN74HC00DR is a 4-channel 2-input NAND gate logic IC manufactured by Texas Instruments in 14-SOIC surface mount packaging. This part is currently active in production with 178,195 units in stock. The SN74HC00DR operates across a 2V to 6V supply voltage range and is suitable for general-purpose digital logic applications requiring NAND gate functionality.

Substitute parts are necessary when the primary part becomes unavailable, when alternative packaging formats are required for manufacturing processes, or when design specifications allow for functionally equivalent alternatives from different manufacturers or product lines.

Key Parameters

Parameter	Value
Logic Type	NAND Gate
Number of Circuits	4
Number of Inputs	2
Voltage Supply Range	2V ~ 6V
Current - Quiescent (Max)	2 µA
Current - Output High/Low	5.2mA / 5.2mA
Input Logic Level - Low	0.5V ~ 1.8V
Input Logic Level - High	1.5V ~ 4.2V
Max Propagation Delay @ 6V, 50pF	15ns
Operating Temperature	-40°C ~ 85°C
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the SN74HC00DR is determined by strict equivalence across the following critical parameters:

Core Functional Parameters:

Logic Type: NAND Gate (4 channels, 2 inputs per channel)
Voltage Supply Range: 2V ~ 6V minimum
Input/Output Logic Levels: 0.5V ~ 1.8V (Low), 1.5V ~ 4.2V (High)
Output Current Capability: 5.2mA minimum for both High and Low states
Propagation Delay: 15ns maximum @ 6V, 50pF load

Package Compatibility:

Primary: 14-SOIC surface mount package (0.154", 3.90mm Width)
Alternative: 14-SO surface mount package (functionally equivalent pin configuration)

Compliance & Status:

RoHS3 Compliance required for new designs
Moisture Sensitivity Level 1 (Unlimited) preferred
Product Status: Active or Discontinued at DiGi Electronics (inventory dependent)

Substitute parts are grouped by their ability to meet or exceed these parameters without modification to circuit design or PCB layout.

Parameter Comparison

Part Number	Manufacturer	Packaging	Status	Voltage Supply	Quiescent Current (Max)	Propagation Delay @ 6V, 50pF	Operating Temp	RoHS Status
SN74HC00DR	Texas Instruments	Cut Tape & Digi-Reel	Active	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	ROHS3 Compliant
SN74HC00D	Texas Instruments	Tube	Discontinued at DiGi Electronics	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	ROHS3 Compliant
CD74HC00M96	Texas Instruments	Cut Tape & Digi-Reel	Active	2V ~ 6V	2 µA	15ns	-55°C ~ 125°C	ROHS3 Compliant
SN74HC00DT	Texas Instruments	Tape & Reel	Discontinued at DiGi Electronics	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	ROHS3 Compliant
74HC00S14-13	Diodes Incorporated	Tape & Reel	Active	2V ~ 6V	20 µA	15ns	-40°C ~ 125°C	ROHS3 Compliant
MC74HC00ADR2G	onsemi	Cut Tape & Digi-Reel	Active	2V ~ 6V	1 µA	13ns	-55°C ~ 125°C	ROHS3 Compliant
MM74HC00M	onsemi	Tube	Active	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	ROHS3 Compliant
MM74HC00MX	Fairchild Semiconductor	Not Specified	Active	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	Not Specified
74HC00D,653	Nexperia USA Inc.	Tape & Reel	Active	2V ~ 6V	40 µA	7ns	-40°C ~ 125°C	ROHS3 Compliant
MC74HC00ADG	onsemi	Tube	Active	2V ~ 6V	1 µA	13ns	-55°C ~ 125°C	ROHS3 Compliant
CD74HC00M	Harris Corporation	Tube	Obsolete	2V ~ 6V	2 µA	15ns	-55°C ~ 125°C	RoHS Non-Compliant

Engineering Selection Recommendations

Direct Substitutes (Identical Electrical & Thermal Performance):

SN74HC00D, SN74HC00DT, and MM74HC00M are direct functional equivalents to the SN74HC00DR. These parts maintain identical supply voltage range, quiescent current, propagation delay, and output current specifications. Selection among these depends on packaging format availability: Tube (SN74HC00D, MM74HC00M) or Tape & Reel (SN74HC00DT). All three are ROHS3 compliant and carry MSL 1 rating.

Enhanced Performance Substitutes (Superior Specifications):

CD74HC00M96, MC74HC00ADR2G, and MC74HC00ADG offer extended operating temperature ranges (-55°C to 125°C versus -40°C to 85°C) and reduced quiescent current (1 µA versus 2 µA). MC74HC00ADR2G and MC74HC00ADG additionally provide faster propagation delay (13ns versus 15ns). These parts are suitable for applications requiring wider temperature operation or lower power consumption. All are ROHS3 compliant and MSL 1 rated.

Alternative Performance Substitute:

74HC00D,653 from Nexperia provides the fastest propagation delay (7ns) and widest operating temperature range (-40°C to 125°C), but exhibits higher quiescent current (40 µA). This part is appropriate for timing-critical applications where power consumption is not a primary constraint. ROHS3 compliant and MSL 1 rated.

Parts Not Recommended for New Designs:

CD74HC00M (Harris Corporation) is obsolete and RoHS non-compliant. MM74HC00MX (Fairchild Semiconductor) lacks specified RoHS and MSL ratings. These parts should not be selected for new product development.

Packaging Considerations:

The SN74HC00DR uses Cut Tape & Digi-Reel packaging suitable for high-volume automated assembly. Tube packaging (SN74HC00D, MM74HC00M, MC74HC00ADG, CD74HC00M) is appropriate for lower-volume or manual assembly processes. Tape & Reel packaging (SN74HC00DT, 74HC00S14-13, 74HC00D,653) accommodates automated pick-and-place equipment.

Frequently Asked Questions (FAQ)

Q: Can I substitute SN74HC00DR with any 74HC00 variant?

A: Not all 74HC00 variants are equivalent. Substitution requires matching the core parameters: 4-channel 2-input NAND gate configuration, 2V to 6V supply voltage, 5.2mA output current capability, and 15ns maximum propagation delay at 6V with 50pF load. Parts with different quiescent current, propagation delay, or temperature ratings may be used only if the application specifications permit the variation.

Q: What is the difference between Cut Tape & Digi-Reel, Tube, and Tape & Reel packaging?

A: Cut Tape & Digi-Reel and Tape & Reel are both continuous reel formats suitable for automated assembly equipment. Tube packaging contains individual parts in a plastic tube and is typically used for manual assembly or lower-volume production. The electrical performance is identical across all three packaging formats; selection depends on manufacturing process requirements.

Q: Are onsemi parts (MC74HC00ADR2G, MC74HC00ADG, MM74HC00M) fully compatible with Texas Instruments SN74HC00DR?

A: Yes. These onsemi parts are pin-compatible and functionally equivalent. MC74HC00ADR2G and MC74HC00ADG offer improved specifications (lower quiescent current, faster propagation delay, extended temperature range). MM74HC00M matches the SN74HC00DR specifications exactly. All are ROHS3 compliant and suitable for direct substitution in circuit designs.

Q: Why does 74HC00D,653 have different quiescent current and propagation delay specifications?

A: 74HC00D,653 from Nexperia represents a different design variant within the 74HC00 family. While it maintains the same logic function, pin configuration, and voltage specifications, it exhibits higher quiescent current (40 µA) and faster propagation delay (7ns). This part is suitable for applications where speed is prioritized over power consumption.

Q: Is CD74HC00M96 better than SN74HC00DR?

A: CD74HC00M96 offers extended operating temperature range (-55°C to 125°C) compared to SN74HC00DR (-40°C to 85°C), making it suitable for industrial or automotive applications. Electrical performance is otherwise identical. Selection depends on application temperature requirements. Both are ROHS3 compliant and equally suitable for standard commercial applications.

Q: Can I use obsolete parts like CD74HC00M as a substitute?

A: CD74HC00M is obsolete and RoHS non-compliant. It should not be used in new product designs. Active alternatives with superior or equivalent specifications are available from multiple manufacturers.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the part has unlimited shelf life and requires no special moisture control during storage or handling. This is the least restrictive moisture sensitivity level and simplifies supply chain management and manufacturing processes.

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