ON Semiconductor
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MC74HC259ADR2G
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MC74HC259ADR2G

Product Overview

Category

MC74HC259ADR2G belongs to the category of integrated circuits (ICs).

Use

It is commonly used in digital electronics for data storage and retrieval applications.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Schmitt trigger inputs for noise immunity
  • Output capability: standard

Package

MC74HC259ADR2G is available in a 16-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of MC74HC259ADR2G lies in its ability to store and retrieve digital data efficiently.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of MC74HC259ADR2G ICs.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 25 MHz
  • Number of Outputs: 8
  • Number of Inputs: 3

Detailed Pin Configuration

  1. GND (Ground)
  2. D0 (Data Input 0)
  3. D1 (Data Input 1)
  4. D2 (Data Input 2)
  5. D3 (Data Input 3)
  6. D4 (Data Input 4)
  7. D5 (Data Input 5)
  8. D6 (Data Input 6)
  9. D7 (Data Input 7)
  10. MR (Master Reset)
  11. SH/LD (Shift/Load)
  12. CLK (Clock)
  13. Q0 (Output 0)
  14. Q1 (Output 1)
  15. Q2 (Output 2)
  16. Q3 (Output 3)

Functional Features

MC74HC259ADR2G is a 8-bit addressable latch with three-state outputs. It can be used to store and retrieve data in various digital systems. The latch can be controlled using the shift/load (SH/LD) and clock (CLK) inputs. The master reset (MR) input allows for clearing the latch to its initial state.

Advantages and Disadvantages

Advantages

  • High-speed operation enables efficient data handling.
  • Low power consumption makes it suitable for battery-powered devices.
  • Wide operating voltage range provides flexibility in different applications.
  • Schmitt trigger inputs ensure noise immunity, improving reliability.

Disadvantages

  • Limited number of inputs and outputs restricts the complexity of applications.
  • Lack of built-in error detection or correction mechanisms may require additional circuitry.

Working Principles

MC74HC259ADR2G operates based on the principles of digital logic circuits. It uses flip-flops to store and retrieve data. The latch can be controlled by the shift/load and clock inputs, allowing for sequential or parallel data transfer.

Detailed Application Field Plans

MC74HC259ADR2G finds applications in various digital systems, including but not limited to: - Address decoding in microprocessors - Data storage and retrieval in memory systems - Multiplexing and demultiplexing of data signals - Control signal generation in communication systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MC74HC259ADR2G include: - SN74HC259N - CD74HC259E - 74HCT259N - 74LS259

These alternatives can be considered based on specific requirements such as package type, voltage range, or availability.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MC74HC259ADR2G v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MC74HC259ADR2G:

  1. Q: What is MC74HC259ADR2G? A: MC74HC259ADR2G is a high-speed CMOS 8-bit addressable latch with 3-state outputs, commonly used in digital systems.

  2. Q: What are the key features of MC74HC259ADR2G? A: Some key features include 8-bit parallel input/output, 3-state outputs, high-speed operation, and compatibility with TTL levels.

  3. Q: How can MC74HC259ADR2G be used in technical solutions? A: It can be used for various applications such as address decoding, data storage, multiplexing, and demultiplexing.

  4. Q: What is the maximum operating frequency of MC74HC259ADR2G? A: The maximum operating frequency is typically around 50 MHz.

  5. Q: What is the voltage supply range for MC74HC259ADR2G? A: The voltage supply range is typically between 2V and 6V.

  6. Q: Can MC74HC259ADR2G handle both active-high and active-low inputs? A: Yes, it can handle both active-high and active-low inputs, providing flexibility in system design.

  7. Q: Does MC74HC259ADR2G have built-in protection against electrostatic discharge (ESD)? A: Yes, it has built-in ESD protection, which helps safeguard the device from damage during handling and assembly.

  8. Q: What is the output current capability of MC74HC259ADR2G? A: The output current capability is typically around 6 mA.

  9. Q: Can MC74HC259ADR2G be cascaded to increase the number of addressable latches? A: Yes, multiple MC74HC259ADR2G devices can be cascaded together to increase the number of addressable latches in a system.

  10. Q: Is MC74HC259ADR2G available in different package options? A: Yes, MC74HC259ADR2G is available in various package options such as SOIC, TSSOP, and PDIP, providing flexibility for different PCB layouts and assembly processes.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.