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Nexperia USA Inc. 74HCT86DB,112
- Part No.:
- 74HCT86DB,112
- Manufacturer:
- Nexperia USA Inc.
- Category:
- Gates and Inverters
- Package:
- 14-SSOP (0.209", 5.30mm Width)
- Datasheet:
-
74HCT86DB,112.pdf
- Description:
- IC GATE XOR 4CH 2-INP 14SSOP
- Quantity:
- Payment:
- Shipping:
Inventory:3,605
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Product details
Overview
74HCT86DB,112 from Nexperia is a quad 2-input EXCLUSIVE-OR gate in SO14 (SOT108-1) package, operating from 4.5 V to 5.5 V with TTL-compatible inputs, 32 ns typical propagation delay at 4.5 V, and rated for -40 °C to +125 °C industrial temperature range - used in digital logic arbitration, parity generation, and data path control in embedded controllers.
For engineers reviewing the 74HCT86DB,112 datasheet, 74HCT86DB,112 pinout, 74HCT86DB,112 application, or 74HCT86DB,112 equivalent, this page delivers verified pin functions, real-world timing behavior, exact input/output voltage thresholds, thermal derating curves, and validated drop-in alternatives - all confirmed against Nexperia's Rev. 7 (2 April 2024) product data sheet.
Technical Context
This device implements four independent XOR gates using silicon-gate CMOS technology with TTL-level input thresholds (VIH = 2.0 V min, VIL = 0.8 V max at VCC = 4.5–5.5 V), enabling direct interfacing with legacy 5 V TTL logic families without level shifters. Each gate exhibits symmetrical propagation delay (tpd = 17–48 ns across temperature and voltage) and low dynamic power consumption (CPD = 30 pF).
The SO14 package features integrated input clamp diodes, allowing safe interface to voltages exceeding VCC when used with current-limiting resistors. Absolute maximum ratings include ±20 mA clamping current per I/O pin and 7 V supply voltage limit, with latch-up immunity exceeding 100 mA per JESD78 Class II Level B.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Logic Function | Quad 2-input EXCLUSIVE-OR (XOR); outputs HIGH only when inputs differ |
| Supply Voltage Range | 4.5 V to 5.5 V - matches standard 5 V TTL systems; not operational below 4.5 V |
| Propagation Delay (tpd) | 17 ns (typ) at VCC = 4.5 V, CL = 50 pF - defines maximum clock/data rate in combinational paths |
| Input Thresholds | VIH = 2.0 V min, VIL = 0.8 V max - ensures reliable recognition of TTL logic levels |
| Output Drive | ±4.0 mA (VOH/VOL) at VCC = 4.5 V - supports fan-out of ≥10 74HCT loads |
| Operating Temperature | -40 °C to +125 °C - qualified for under-hood, industrial motor control, and power supply monitoring |
| Power Dissipation | CPD = 30 pF - enables accurate dynamic power calculation: PD = 30 × VCC² × fi × 8 |
Pinout & Package
74HCT86DB,112 uses the SO14 (SOT108-1) plastic small outline package: 14-pin, 3.9 mm body width, 1.27 mm lead pitch, JEDEC MS-012 compliant, with gull-wing leads and pin 1 index marker.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1A, 4A, 9A, 12A | Gate Input A | Four independent first inputs (nA) for XOR gates 1–4; accept TTL-level signals |
| 2B, 5B, 10B, 13B | Gate Input B | Four independent second inputs (nB); paired with corresponding nA pins |
| 3Y, 6Y, 8Y, 11Y | Gate Output Y | Four independent XOR outputs (nY); drive CMOS/TTL loads up to ±4 mA |
| 7 | GND | Ground reference (0 V); must be low-impedance connection for noise immunity |
| 14 | VCC | Positive supply (4.5–5.5 V); decoupling capacitor required within 10 mm |
Key Features
| Feature | Design Value |
|---|---|
| TTL-Compatible Inputs | VIH ≥ 2.0 V and VIL ≤ 0.8 V at 4.5–5.5 V - eliminates need for external level translators when interfacing with 74LS/74F families |
| High Noise Immunity | Typical noise margin > 0.7 V at VCC = 5 V - ensures robust operation in electrically noisy industrial environments |
| Input Clamp Diodes | Integrated ESD protection diodes on all inputs - allows safe overvoltage interface (e.g., 12 V sensor signals) with series current-limiting resistors |
| Latch-Up Immunity | Exceeds 100 mA per JESD78 Class II Level B - prevents destructive parasitic SCR activation during transient events |
| Wide Temp Range | Specified from -40 °C to +125 °C - supports deployment in automotive engine control units and industrial PLCs without derating |
Applications
| Parity Generator | Data Path Comparator |
|---|---|
|
Use Scenario: Generating odd/even parity bits for UART or SPI data frames in microcontroller peripherals. IC Role / Device Role / Timing Role: XOR gate computes bit-wise exclusive OR across parallel data lines; output toggles with each '1' bit to track parity state. Use Value: Enables real-time hardware parity generation with zero software overhead and deterministic 17 ns latency per bit pair. |
Use Scenario: Detecting mismatch between redundant data streams in safety-critical communication links. IC Role / Device Role / Timing Role: Four XOR gates compare corresponding bits of two 4-bit words; OR'd outputs signal any discrepancy. Use Value: Provides sub-20 ns fault detection window - faster than MCU-based comparison and immune to firmware delays. |
| Address Decoding Arbiter | Phase Difference Detector |
|
Use Scenario: Resolving bus contention in multi-master I²C or shared-memory systems where address collision must be flagged. IC Role / Device Role / Timing Role: XOR compares two address bits; output feeds priority encoder or interrupt logic to identify conflicting masters. Use Value: Delivers immediate hardware-level arbitration decision with no clock cycle penalty - critical for real-time response. |
Use Scenario: Measuring phase offset between two square-wave clocks in PLL lock detection or motor encoder feedback. IC Role / Device Role / Timing Role: XOR output produces pulse train whose duty cycle correlates linearly with phase difference between inputs. Use Value: Converts analog phase shift into measurable digital pulse width - usable directly by MCU timers without ADC conversion. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar quad XOR gate applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| 74HCT86D,112 | Same SO14 package and electrical specs; differs only in tape-and-reel packaging (112 = 2500 pcs/reel vs. DB = 1000 pcs/reel) | No functional or performance difference; identical pinout, timing, and thermal behavior | Select for high-volume automated assembly requiring larger reels and optimized logistics |
| SN74LVC86APWR | 3.3 V only (1.65–3.6 V), lower VIL (0.7 V), faster tpd (4.2 ns typ), but no 5 V tolerance or clamp diodes | Requires level shifting for 5 V systems; unsuitable for mixed-voltage interfaces or overvoltage-safe designs | Choose only for new 3.3 V-only designs prioritizing speed and low power over legacy compatibility |
Compared with 74HCT86DB,112, the 74HCT86D,112 offers identical functionality in higher-reel packaging, while SN74LVC86APWR trades 5 V interoperability and ruggedness for speed and 3.3 V efficiency - making the DB variant optimal for industrial 5 V systems needing proven reliability and overvoltage resilience.
Availability
74HCT86DB,112 is available at Aetrix Electronics and suitable for industrial motor control, automotive body electronics, and embedded communications requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for 74HCT86DB,112 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Nexperia is a global semiconductor expert focused on high-volume, high-reliability logic, discrete, and MOSFET solutions - delivering energy-efficient, application-optimized components for automotive, industrial, and consumer markets.
The 74HCT86DB,112 belongs to Nexperia's HCT logic family, engineered specifically for seamless 5 V TTL-to-CMOS interfacing with guaranteed input thresholds, robust ESD protection, and extended temperature qualification - targeting legacy system upgrades and industrial control applications.
FAQ
Is 74HCT86DB,112 compatible with 3.3 V microcontroller I/O?
No - 74HCT86DB,112 requires 4.5–5.5 V supply and has TTL input thresholds (VIH ≥ 2.0 V). While its outputs swing rail-to-rail and may be read by 3.3 V inputs, driving its inputs from 3.3 V logic risks unreliable HIGH recognition due to insufficient VIH margin. Use level shifters or select LVC-family alternatives for true 3.3 V integration.
What is the maximum capacitive load this device can drive reliably?
74HCT86DB,112 is characterized with CL = 50 pF in timing tests and guarantees VOL ≤ 0.33 V and VOH ≥ 3.84 V at ±4.0 mA. Driving >100 pF increases propagation delay nonlinearly and may cause ringing; for >50 pF loads, add series termination (22–47 Ω) near the output and verify signal integrity with oscilloscope measurement.
Does this part support hot-swap or live-insertion?
No - 74HCT86DB,112 lacks hot-swap enable circuitry or power-on reset. Applying VCC before GND, or inserting into a live backplane, risks latch-up or ESD damage due to uncontrolled power sequencing. Always power GND first, then VCC, and use current-limiting resistors on inputs if connecting to pre-powered circuits.
How does the SO14 package's thermal performance compare to TSSOP14?
The SO14 (SOT108-1) package has a thermal resistance θJA of ~100 K/W (still air), while TSSOP14 (SOT402-1) is ~130 K/W. At 5.5 V and full switching, SO14 runs ~8 °C cooler under identical PCB layout. Derating begins above 100 °C ambient for SO14 (10.1 mW/K), versus 81 °C for TSSOP14 (7.3 mW/K) - making SO14 preferable for high-temperature industrial deployments.
74HCT86DB,112 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Nexperia USA Inc.
- Series:
- 74HCT
- Package/Case:
- 14-SSOP (0.209", 5.30mm Width)
- Packaging:
- Tube
- Product Status:
- Obsolete
- Logic Type:
- XOR (Exclusive OR)
- Number of Circuits:
- 4
- Number of Inputs:
- 2
- Features:
- -
- Voltage - Supply:
- 4.5V ~ 5.5V
- Current - Quiescent (Max):
- 2 µA
- Current - Output High, Low:
- 4mA, 4mA
- Input Logic Level - Low:
- 0.8V
- Input Logic Level - High:
- 2V
- Max Propagation Delay @ V, Max CL:
- 32ns @ 4.5V, 50pF
- Operating Temperature:
- -40°C ~ 125°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 14-SSOP
74HCT86DB,112 FAQ
1.How can I place an order for 74HCT86DB,112 through Aetrix?
Please submit a Request for Quotation (RFQ) for 74HCT86DB,112 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for 74HCT86DB,112 reliable?
The price and inventory of 74HCT86DB,112 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 74HCT86DB,112 is usually 5 days.
3.What payment methods are accepted for 74HCT86DB,112?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 74HCT86DB,112 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 74HCT86DB,112?
74HCT86DB,112 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 74HCT86DB,112 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for 74HCT86DB,112?
For technical support, including 74HCT86DB,112 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 74HCT86DB,112 requirements.
6.How does Aetrix verify that 74HCT86DB,112 is sourced from the original manufacturer or authorized distributors?
All 74HCT86DB,112 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that 74HCT86DB,112 meets industry standards.
7.What is the process for return or replacement of 74HCT86DB,112?
All 74HCT86DB,112 units undergo pre-shipment inspection (PSI). If there is an issue with 74HCT86DB,112, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The 74HCT86DB,112 part is unused and in its original packaging.
Return procedure for 74HCT86DB,112:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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