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HEF4514BP
Multiplexers and demultiplexers for encoding
HEF4514BP
Multiplexers and demultiplexers for encoding
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Manufacturer Part # : HEF4514BP
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Package/Case: DIP
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Brand: Freescale Semiconductor
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Product Categories : Analog Switches, Multiplexers, Demultiplexers
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Service & Packaging
Service & Packaging
About After Sales Service
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Initiate the application within 90 days from the shipment date.
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HEF4514BP DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The HEF4514BP is an 4-to-16 line decoder/demultiplexer, which belongs to the CMOS logic family. It features a high-speed operation and is capable of handling input signals at a maximum frequency of 8 MHz. This IC is commonly used in electronic applications that require decoding and demultiplexing operations, such as address decoding in microprocessor systems, digital demultiplexing, and signal routing.The HEF4514BP has 24 pins and comes in a Dual In-line Package (DIP) format, making it easy to integrate into various circuit designs. It operates within a wide voltage range from 3V to 18V, offering flexibility in different power supply configurations. The IC also features a low power consumption, making it suitable for battery-powered devices or applications where power efficiency is a concern.The HEF4514BP is designed to provide reliable and accurate decoding and demultiplexing functions, with outputs that are capable of driving both TTL and CMOS logic levels. It also has built-in protection features against electrostatic discharge (ESD), ensuring the longevity and stability of the device in different operating conditions.
Key Features
- 4-to-16 line decoder/demultiplexer
- 6 binary address inputs (A0-A5)
- Active-low enable input (E1) and active-high enable input (E2)
- 16 decoded output pins
- Low power consumption
- Wide supply voltage range
- Flexible logic functions
Application
- LED display driver circuits
- Digital clock displays
- Instrumentation and measurement equipment
- Industrial control systems
- Automotive applications
- Home automation systems
- Medical devices
- Robotics and automation systems
- Alarm systems
- Traffic control systems
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Product Category ! | Encoders, Decoders, Multiplexers & Demultiplexers | Brand | NXP Semiconductors |
| Product Type ! | Encoders, Decoders, Multiplexers & Demultiplexers | Subcategory | Logic ICs |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is HEF4514BP?
The HEF4514BP is a 4-to-16 line decoder/demultiplexer with latches designed by NXP Semiconductors. It is ideal for applications requiring signal demultiplexing, such as address decoding, data routing, and LED display driving.
How Does HEF4514BP Work?
The HEF4514BP works by taking a 4-bit input and selecting one of the 16 outputs based on the input code. It incorporates latches to store the input data, allowing the selected output to remain active even after the input code changes. This functionality facilitates efficient signal routing and demultiplexing in digital systems.
How Many Pins does HEF4514BP have and What are the Functions of the Pinout Configuration?
The HEF4514BP is housed in a 24-pin DIP (Dual Inline Package) package. The pinout configuration includes:
- VCC: Positive power supply pin.
- GND: Ground pin.
- A0, A1, A2, A3: 4-bit address input pins.
- STROBE (G1): Strobe input for latching the address.
- ENABLE (G2A, G2B): Enable inputs for output control.
- Y0-Y15: 16 output pins.
- QA-QD: Latch output pins.
What are the Pros and Cons of HEF4514BP?
Pros:
- Multiple Outputs: Provides 16 demultiplexed outputs for versatile signal routing.
- Latch Functionality: Integrates latches for temporary storage of input data, allowing consistent output selection.
- Wide Operating Voltage: Supports a wide range of operating voltages for compatibility with various logic families.
- Simple Control Interface: Requires minimal control signals for address selection and output enablement.
- Robust Packaging: Housed in a reliable 24-pin DIP package for ease of use and handling.
Cons:
- Complex Application Integration: May require careful consideration of timing and signal integrity for reliable operation in complex systems.
- Additional Logic Needed: Users may need additional logic gates or components to fully utilize the demultiplexing functionality.
Are There Any Equivalents/Alternatives to HEF4514BP for Recommendation?
- The 74HC154 from Nexperia is an equivalent 4-to-16 line decoder/demultiplexer with latches.
- Alternatives to the HEF4514BP include the CD74HC4514 from Texas Instruments and the MC14514B from ON Semiconductor.
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