SN74S86DE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

SN74S86DE4 is a quad 2-input XOR gate IC from Texas Instruments in the 74S Schottky TTL family, offering four independent gates in a 14-pin SOIC package. Supports 15 pF load capacitance with 20 mA output sink current capability. Available from stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
SN74S86DE4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
14
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of SN74S86DE4?

  • Quad 2-input XOR gate configuration provides 4 independent channels for bitwise comparison, parity generation, or phase detection in a single package
  • 74S (Schottky TTL) family delivers fast switching speeds with propagation delays in the low nanosecond range for high-speed digital logic
  • 20 mA output sink current (Iol) allows direct LED drive or bus driving without external buffer stages

What is SN74S86DE4 used for?

The SN74S86DE4 is used in digital communication systems and arithmetic logic units for parity checking, binary addition carry generation, and error detection circuits. Its quad XOR configuration suits hardware encryption circuits, phase comparison in PLL designs, and bitwise difference detection in digital test equipment. The 14-pin SOIC package and Schottky TTL compatibility make it a drop-in replacement in legacy 5 V TTL digital systems.

What are the specifications of SN74S86DE4?

Pbfree CodeYes
YTEOL0
FamilyS
JESD-30 CodeR-PDSO-G14
JESD-609 Codee4
Load Capacitance (CL)15pF
Logic IC TypeXOR GATE
Max I(ol)0.02A
Number of Functions4
Number of Inputs2
Output CharacteristicsTOTEM-POLE
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP14,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Packing MethodTUBE
Peak Reflow Temperature (Cel)260
Power Supply Current-Max (ICC)75mA
Prop. Delay@Nom-Sup10.5ns
Propagation Delay (tpd)10.5ns
Qualification StatusNot Qualified
Schmitt TriggerNO
Supply Voltage-Max (Vsup)5.25V
Supply Voltage-Min (Vsup)4.75V
Supply Voltage-Nom (Vsup)5V
Surface MountYES
TechnologyTTL
Temperature GradeCOMMERCIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
HTS Code8542.39.00.60

Where can I find the SN74S86DE4 datasheet?

SN74S86DE4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN74S86DE4?

Compatible alternatives and drop-in replacements for SN74S86DE4:

SN74S86DRTexas Instruments XOR Gate, S Series,

4-Func, 2-Input, TTL, PDSO14

View Part →
SN74S86DTexas Instruments XOR Gate, S Series,

4-Func, 2-Input, TTL, PDSO14

View Part →
SN74S86DRE4Texas Instruments XOR Gate, S Series,

4-Func, 2-Input, TTL, PDSO14

View Part →

Frequently Asked Questions

How fast does the SN74S86DE4 switch, and is it fast enough for parity generation at 50 MHz data rates?

The SN74S86DE4 belongs to the 74S Schottky TTL family, which features propagation delay times typically around 7–8 ns at 5 V supply and 15 pF load. At 50 MHz data rates (20 ns bit period), this 7–8 ns delay still provides sufficient timing margin for single-stage parity generation, making SN74S86DE4 well-suited for error-detection logic in high-speed parallel data paths.

Can SN74S86DE4 replace a 74LS86 or 74HC86 in an existing 5 V TTL design?

The SN74S86DE4 is pin-compatible with 74LS86 and 74HC86 quad XOR gates in the standard 14-pin DIP or SOIC footprint. The 74S family has higher power consumption (~19 mW per gate) than 74LS (~2 mW) or 74HC CMOS, but offers faster switching with lower propagation delay of approximately 7 ns versus 10–15 ns for LS. For 5 V TTL-level systems prioritizing speed over power, the 74S86 is a direct functional substitute.

In a hardware AES key-mixing stage, how many SN74S86DE4 devices are needed to XOR two 8-bit bytes in parallel?

Each SN74S86DE4 contains 4 independent 2-input XOR gates. XOR-ing two 8-bit bytes requires 8 XOR operations, so 2 SN74S86DE4 ICs provide the full 8 channels in parallel. With the 14-pin SOIC-14 (R-PDSO-G14) package, two devices occupy roughly 20 mm² of PCB area, suitable for compact cryptographic preprocessing logic at 5 V supply.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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Lead Time3-7 business days
MOQFrom 1 piece
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OriginChina (Authorized)

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Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

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Marco Rossi
CTO, AutoDrive Systems, Italy