MM74HC86SJ XOR Logic IC Equivalent & Substitute Parts

Part Overview

The MM74HC86SJ is a 4-channel, 2-input XOR (Exclusive OR) logic gate IC manufactured by onsemi in 14-SOP surface mount packaging. This part is classified as obsolete, making equivalent substitute parts necessary for new designs and ongoing production requirements. The 74HC86 series provides standard logic gating functionality across the 2V to 6V supply voltage range with consistent electrical characteristics across qualified manufacturers.

Key Parameters

Parameter	Value
Logic Type	XOR (Exclusive OR)
Number of Circuits	4
Number of Inputs	2
Voltage Supply Range	2V ~ 6V
Quiescent Current (Max)	2 µA
Output Current (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	20ns
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package Type	14-SOIC / 14-SOP
Moisture Sensitivity Level	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution of the MM74HC86SJ is determined by strict equivalence across the following critical parameters:

Core Functional Requirements:

Logic Type: XOR (Exclusive OR)
Number of Circuits: 4 channels
Number of Inputs: 2 inputs per gate
Voltage Supply Range: 2V ~ 6V minimum
Output Current Capability: 5.2mA minimum (both high and low)
Input Logic Levels: 0.5V ~ 1.8V (low), 1.5V ~ 4.2V (high)

Electrical Performance Tolerance:

Propagation Delay: 20ns or faster at 6V, 50pF load
Quiescent Current: 2 µA or lower (standard grade) or up to 40 µA (automotive grade)
Operating Temperature: Minimum -40°C ~ 85°C (extended range to -55°C ~ 125°C acceptable)

Physical & Compliance Requirements:

Mounting Type: Surface Mount only
Package: 14-SOIC or 14-SOP variants
Moisture Sensitivity: MSL 1 (Unlimited)
REACH Status: REACH Unaffected

Substitute parts are grouped by product status (Active, Discontinued, Obsolete) and packaging format (Tube, Tape & Reel, Cut Tape). All listed substitutes meet or exceed the electrical specifications of the MM74HC86SJ.

Parameter Comparison

Part Number	Manufacturer	Product Status	Voltage Supply	Quiescent Current (Max)	Propagation Delay @ 6V, 50pF	Operating Temp	Package	RoHS Status
MM74HC86SJ	onsemi	Obsolete	2V ~ 6V	2 µA	20ns	-40°C ~ 85°C	14-SOP	Not specified
74HC86D,653	Nexperia USA Inc.	Active	2V ~ 6V	2 µA	20ns	-40°C ~ 125°C	14-SOIC (3.90mm)	ROHS3 Compliant
CD74HC86M	Texas Instruments	Obsolete	2V ~ 6V	2 µA	20ns	-55°C ~ 125°C	14-SOIC (3.90mm)	ROHS3 Compliant
CD74HC86M96	Texas Instruments	Active	2V ~ 6V	2 µA	20ns	-55°C ~ 125°C	14-SOIC (3.90mm)	ROHS3 Compliant
CD74HC86MT	Texas Instruments	Discontinued at DiGi Electronics	2V ~ 6V	2 µA	20ns	-55°C ~ 125°C	14-SOIC (3.90mm)	ROHS3 Compliant
SN74HC86D	Texas Instruments	Discontinued at DiGi Electronics	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-SOIC (3.90mm)	ROHS3 Compliant
SN74HC86DR	Texas Instruments	Active	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-SOIC (3.90mm)	ROHS3 Compliant
SN74HC86DT	Texas Instruments	Discontinued at DiGi Electronics	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-SOIC (3.90mm)	ROHS3 Compliant
SN74HC86IDRG4Q1	Texas Instruments	Active	2V ~ 6V	20 µA	21ns	-40°C ~ 85°C	14-SOIC (3.90mm)	ROHS3 Compliant
SN74HC86NSR	Texas Instruments	Active	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-SOIC (5.30mm)	ROHS3 Compliant
SN74HC86QDRG4Q1	Texas Instruments	Active	2V ~ 6V	40 µA	25ns	-40°C ~ 125°C	14-SOIC (3.90mm)	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (Preferred):

Select SN74HC86DR (Texas Instruments, Active status) or 74HC86D,653 (Nexperia USA Inc., Active status) as primary substitutes. Both parts are currently in active production, offer identical electrical performance to the MM74HC86SJ, and carry ROHS3 compliance certification. The SN74HC86DR is available in Cut Tape & Digi-Reel packaging with 3800 Pcs in stock, providing supply continuity.

For Extended Temperature Range Applications:

If operating temperature range beyond -40°C ~ 85°C is required, select CD74HC86M96 (Texas Instruments, Active status) or CD74HC86MT (Texas Instruments, Discontinued at DiGi Electronics). These parts support -55°C ~ 125°C operation while maintaining identical electrical specifications. CD74HC86M96 is the preferred choice due to active product status.

For Automotive Applications:

Select SN74HC86IDRG4Q1 or SN74HC86QDRG4Q1 (both Texas Instruments, Active status, AEC-Q100 qualified). These automotive-grade variants include qualification documentation and are suitable for automotive and mission-critical applications. Note that quiescent current specifications differ (20 µA and 40 µA respectively) compared to standard grade parts (2 µA).

For Package Compatibility:

The MM74HC86SJ uses 14-SOP (0.209", 5.30mm width) packaging. Direct package-compatible substitute is SN74HC86NSR (Texas Instruments, Active status), which uses 14-SOIC (0.209", 5.30mm width). Most other substitutes use 14-SOIC (0.154", 3.90mm width) and require PCB layout verification for pin-to-pin compatibility.

Compliance & Certification:

All recommended active-status substitutes carry ROHS3 compliance and REACH Unaffected status, matching the regulatory requirements of the original MM74HC86SJ.

Frequently Asked Questions (FAQ)

Q: Can I use SN74HC86DR as a direct replacement for MM74HC86SJ?

A: Yes. The SN74HC86DR meets all electrical specifications of the MM74HC86SJ (4-channel XOR, 2V ~ 6V supply, 2 µA quiescent current, 17ns propagation delay). Both are surface mount, 14-pin packages. The primary difference is package width: SN74HC86DR uses 14-SOIC (3.90mm) versus MM74HC86SJ's 14-SOP (5.30mm). Verify PCB footprint compatibility before assembly.

Q: What is the difference between 14-SOIC (3.90mm) and 14-SOIC (5.30mm)?

A: These are different physical package widths. The 3.90mm variant (narrow SOIC) and 5.30mm variant (wide SOIC) have identical pin pitch (1.27mm) and pin count (14), but different body widths. PCB footprints are not interchangeable without layout modification. Verify your PCB design before selecting a substitute.

Q: Why is the MM74HC86SJ listed as obsolete?

A: Obsolete status indicates the manufacturer (onsemi) has discontinued production. Active substitutes from other manufacturers (Texas Instruments, Nexperia) provide equivalent functionality and are recommended for new designs and production continuity.

Q: Can I use CD74HC86M96 instead of SN74HC86DR?

A: Yes, both are functionally equivalent XOR logic ICs. CD74HC86M96 offers extended temperature range (-55°C ~ 125°C) compared to SN74HC86DR (-40°C ~ 85°C). If your application does not require extended temperature operation, SN74HC86DR is acceptable. Both use 14-SOIC (3.90mm) packaging and are ROHS3 compliant.

Q: What does AEC-Q100 qualification mean?

A: AEC-Q100 is an automotive industry qualification standard. Parts bearing this qualification (SN74HC86IDRG4Q1, SN74HC86QDRG4Q1) have undergone additional reliability testing and are approved for automotive applications. Use these variants only if your application requires automotive-grade components.

Q: Are there any electrical differences between the substitute parts?

A: Propagation delay varies slightly: standard parts (SN74HC86DR, SN74HC86D) deliver 17ns, while some variants (CD74HC86M96, CD74HC86M) deliver 20ns. Automotive-grade parts (SN74HC86QDRG4Q1) deliver 25ns. All values meet the 20ns specification of the original MM74HC86SJ. Quiescent current also varies: standard grade is 2 µA, automotive grades range from 20 µA to 40 µA. Verify your circuit's timing and power budget requirements.

Q: Can I mix different substitute parts in the same design?

A: Yes, all listed substitutes are electrically equivalent and pin-compatible (within package width constraints). However, maintain consistent part sourcing within a production batch to ensure uniform performance and traceability.

Q: What packaging options are available?

A: Substitutes are available in Tube, Tape & Reel (TR), and Cut Tape (CT) & Digi-Reel packaging formats. Select based on your procurement and assembly requirements. Tape & Reel and Cut Tape formats are standard for automated assembly; Tube format is typical for manual assembly or lower-volume applications.

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