View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)Logic - Gates and InvertersMC14584BDR2
MC14584BDR2 Image
Image may be representation.
See specifications for product details.
EXPRESS OPTION
Payment method

MC14584BDR2 - onsemi

Manufacturer Part Number
MC14584BDR2
Manufacturer
onsemi
Allelco Part Number
32D-MC14584BDR2
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
7,740 pcs available, New & Original
Parts Description
IC SCHMITT TRIGGER HEX 14SOIC
Package
14-SOIC
Data sheet
MC14584BDR2.pdf

Datasheets

MC14584B.pdf

HTML Datasheet

MC14584B.pdf

Environmental Information

onsemi REACH.pdf onsemi RoHS.pdf
RoHs Status
 
Our certification
In stock: 7740
  • Unit Price: $0.149
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $0.149 $0.15
200+ $0.058 $11.60
500+ $0.056 $28.00
1000+ $0.055 $55.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

MC14584BDR2 Tech Specifications
onsemi - MC14584BDR2 technical specifications, attributes, parameters and parts with similar specifications to onsemi - MC14584BDR2

Product Attribute Attribute Value
Manufacturer onsemi
Voltage - Supply 3V ~ 18V
Supplier Device Package 14-SOIC
Series 4000B
Package / Case 14-SOIC (0.154", 3.90mm Width)
Package Bulk
Operating Temperature -55°C ~ 125°C
Number of Inputs 1
Number of Circuits 6
Product Attribute Attribute Value
Mounting Type Surface Mount
Max Propagation Delay @ V, Max CL 80ns @ 15V, 50pF
Logic Type Inverter
Input Logic Level - Low 1.6V ~ 4.6V
Input Logic Level - High 3.4V ~ 10.5V
Features Schmitt Trigger
Current - Quiescent (Max) 1 µA
Current - Output High, Low 8.8mA, 8.8mA
Base Product Number MC14584

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

MC14584BDR2 Image
MC14584BDR2 (1)

Manufacturer Part Number

MC14584BDR2

Manufacturer

onsemi

Introduction

The MC14584BDR2 is a Schmitt trigger inverter integrated circuit (IC) from onsemi.

Product Features and Performance

Operates over a wide voltage range of 3V to 18V

Provides 6 independent Schmitt trigger inverter circuits

Features high noise immunity with Schmitt trigger inputs

Offers fast propagation delay of 80ns at 15V, 50pF

Supports output current up to 8.8mA for both high and low states

Product Advantages

Robust Schmitt trigger design for improved noise immunity

Wide operating voltage range for versatile applications

Multiple inverter circuits in a single package for efficient use of board space

Fast propagation delay enables high-speed digital logic operations

Key Technical Parameters

Number of Inputs: 1 per inverter circuit

Input Logic Level (Low): 1.6V to 4.6V

Input Logic Level (High): 3.4V to 10.5V

Quiescent Current (Max): 1A

Output Current (High, Low): 8.8mA, 8.8mA

Logic Type: Inverter

Operating Temperature: -55°C to 125°C

Quality and Safety Features

RoHS non-compliant

Compatibility

Package: 14-SOIC (0.154", 3.90mm Width)

Mounting Type: Surface Mount

Application Areas

Suitable for a wide range of digital logic circuits and systems that require Schmitt trigger inputs

Product Lifecycle

This is an existing product, not nearing discontinuation.

Replacement or upgrade options may be available from onsemi or other manufacturers.

Key Reasons to Choose This Product

Robust Schmitt trigger design for superior noise immunity

Wide operating voltage range for versatility in different applications

Multiple inverter circuits in a single package for efficient PCB utilization

Fast propagation delay enables high-speed digital logic operations

Compatibility with standard surface mount 14-SOIC package

Frequently Asked Questions(FAQ)

How does the propagation delay of the MC14584BDR2 compare to other logic ICs in similar voltage ranges, and what design implications does this have for high-speed switching applications?
The MC14584BDR2 exhibits a propagation delay of 80ns at 15V with a 50pF load, which is typical for CMOS logic in the 4000B series. While this is slower than modern low-voltage TTL or specialized high-speed CMOS devices, it remains acceptable for general-purpose digital control circuits operating below 100kHz. For synchronous systems requiring tight timing margins, this delay may necessitate careful path balancing or clock skew compensation. When interfacing with faster peripherals, buffer staging might be required to maintain signal integrity.
What are the key differences between the input high-level threshold (3.4V) and low-level threshold (1.6V) on the MC14584BDR2, and how do these thresholds affect noise margin in mixed-voltage environments?
The MC14584BDR2 features asymmetric input thresholds: a minimum high-level input of 3.4V and a maximum low-level input of 1.6V when supplied from a 15V source. This creates an approximate 1.8V noise margin for both transitions under typical conditions. In 5V systems, these translate to 700mV high and 800mV low noise margins—adequate for most industrial environments but marginal near automotive EMI extremes. When cascading with 3.3V logic directly without level shifting, ensure upstream outputs meet 3.4V minimum to guarantee valid HIGH recognition.
Can the MC14584BDR2 drive multiple loads simultaneously without degrading performance, and what output current specifications should guide PCB trace or buffer design?
Each inverter in the MC14584BDR2 can sink or source up to 8.8mA continuously, allowing direct driving of standard TTL inputs or low-capacitance CMOS gates. However, cumulative loading beyond two or three similar stages may require external buffering due to increased propagation delay and potential voltage droop. For traces longer than 10cm, consider impedance matching if operating above 1MHz; otherwise, the package’s SOIC-14 footprint supports standard fanout practices within moderate-speed designs.
Why would someone choose the MC14584BDR2 over a buffered version like the CD4069UB, especially given its relatively slow speed?
The MC14584BDR2 offers six independent inverters versus three in the CD4069UB, providing better area efficiency per gate in space-constrained layouts. Additionally, it supports a wider supply range (3–18V vs. 3–15V), enhancing compatibility with legacy systems. Though both share comparable propagation delays (~70–90ns), the MC14584BDR2’s higher quiescent current tolerance and extended temperature rating (-55°C to +125°C) make it preferable in harsh environments where reliability outweighs speed requirements.
What precautions should be taken when using the MC14584BDR2 near its supply voltage limits, particularly at the 3.0V lower bound?
At 3.0V operation, input thresholds shift proportionally—low-level acceptance drops to ~0.96V and high-level requirement rises to ~2.04V. This reduces noise immunity compared to 5V operation, increasing susceptibility to glitches. Ensure all upstream signals exceed 2.04V min HIGH and fall below 0.96V max LOW. Avoid long unterminated traces and minimize capacitive loading beyond 100pF total per output to prevent ringing that could violate these degraded logic levels.
How does temperature variation from -55°C to +125°C impact the propagation delay and output drive strength of the MC14584BDR2?
Across the full military-industrial temperature range, the MC14584BDR2 maintains stable propagation delay within ±15% of the 80ns@15V specification due to CMOS process characteristics. Output current capability decreases slightly at cryogenic temperatures but remains above 7mA even at -55°C, ensuring functionality in extreme conditions. Engineers designing aerospace or downhole monitoring equipment benefit from this consistency without requiring derating calculations for most digital signaling tasks.
Is the MC14584BDR2 suitable for driving inductive loads like relays, and if not, what alternative configurations exist?
No—the MC14584BDR2 lacks built-in flyback diodes or sufficient surge protection for inductive loads. Attempting direct drive risks latch-up or damage during turn-off transients. Instead, use a transistor (e.g., NPN BJT or MOSFET) as a switch driven by one inverter stage, with a flyback diode across the relay coil. This isolates the IC from back-EMF while leveraging its logic-level control capability. Always verify coil current stays below 10mA to respect the 8.8mA IOL limit.
How does the tape-and-reel packaging format influence automated assembly yields when integrating the MC14584BDR2 into production lines?
The SOIC-14 Tape & Reel (TR) packaging enables efficient pick-and-place handling, reducing manual handling errors and improving placement accuracy by >99% in SMT lines. It also minimizes static discharge risk during storage when properly sealed. For small-batch prototyping, consider purchasing cut tape or bulk options; however, for volumes exceeding 5k units, TR format cuts assembly costs by up to 30% through optimized feeder utilization and reduced downtime.
What are the consequences of operating the MC14584BDR2 with floating inputs, and how does this affect power consumption?
Floating inputs on the MC14584BDR2 create unpredictable logic states that draw excessive transient currents due to internal transistor contention, potentially increasing quiescent power by 2–3 mA per pin. This also raises electromagnetic interference (EMI) and risks latch-up. Always tie unused inputs to VDD via 10kΩ resistors or ground via 10kΩ to define a known state. In battery-powered systems, this precaution can reduce leakage current by up to 50μA per pin.
How does the MC14584BDR2 compare to Schmitt-trigger inverters like the 74HC14 in noisy environments, and when might each be preferred?
Unlike the 74HC14, the MC14584BDR2 is a non-Schmitt input inverter, making it vulnerable to slow-rise or oscillating signals without hysteresis. In high-noise industrial settings, the 74HC14’s built-in Schmitt triggers provide superior immunity. However, the MC14584BDR2 excels in applications requiring precise linear inversion or interfacing between different logic families due to its rail-to-rail swing and wide supply tolerance. Choose based on signal conditioning needs rather than raw noise rejection alone.
What layout considerations are critical when routing signals adjacent to the MC14584BDR2 on a mixed-signal PCB?
Maintain at least 3mm clearance from analog traces and avoid parallel routing with clock lines to prevent crosstalk. Decouple the VDD pin with a 0.1μF ceramic capacitor placed within 5mm of the IC, using short, wide traces to minimize inductance. Ground plane continuity beneath the SOIC-14 improves thermal dissipation and stabilizes reference potentials. These practices reduce ground bounce and ensure consistent 80ns propagation delay despite environmental variations.
Can the MC14584BDR2 be used in bidirectional bus applications, and what limitations apply?
No—each inverter in the MC14584BDR2 is unidirectional. Bidirectional communication requires open-drain outputs with external pull-ups or dedicated transceiver ICs like the 74LVC4245. Direct paralleling of outputs risks contention if multiple MC14584BDR2 channels drive the same line simultaneously, potentially damaging devices. Implement enable-controlled tri-state buffers instead for shared buses, ensuring only one driver is active at any time.

Parts with Similar Specifications

The three parts on the right have similar specifications to onsemi MC14584BDR2

Product Attribute MC14584BDTR2 MC14584BDTR2G MC14584BDR2G MC14584BDT
Part Number MC14584BDTR2 MC14584BDTR2G MC14584BDR2G MC14584BDT
Manufacturer onsemi onsemi onsemi onsemi
Base Product Number - DAC34H84 MAX500 ADS62P42
Voltage - Supply - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Series - - - -
Logic Type - - - -
Input Logic Level - Low - - - -
Number of Inputs - - - 2
Input Logic Level - High - - - -
Current - Quiescent (Max) - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Number of Circuits - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Max Propagation Delay @ V, Max CL - - - -
Features - - - Simultaneous Sampling
Current - Output High, Low - - - -

MC14584BDR2 Datasheet PDF

Download MC14584BDR2 pdf datasheets and onsemi documentation for MC14584BDR2 - onsemi.

Datasheets
MC14584B.pdf
HTML Datasheet
MC14584B.pdf
Environmental Information
onsemi REACH.pdf onsemi RoHS.pdf

Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
MC14584BDR2 Image

MC14584BDR2

onsemi
32D-MC14584BDR2

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB