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MC74VHCT259ADR2G
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MC74VHCT259ADR2G

Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Multiplexer
  • Characteristics: High-speed, low-power consumption
  • Package: SOIC-16
  • Essence: 8-bit addressable latch with 3-state outputs
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.0V to 5.5V
  • Input Voltage Range: -0.5V to VCC + 0.5V
  • Output Voltage Range: -0.5V to VCC + 0.5V
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Propagation Delay: 9 ns
  • Maximum Quiescent Current: 1 µA

Pin Configuration

The MC74VHCT259ADR2G has a total of 16 pins arranged as follows:

__ __ A7 |1 \/ 16| VCC A6 |2 15| OE A5 |3 14| Q0 A4 |4 13| Q1 A3 |5 12| Q2 A2 |6 11| Q3 A1 |7 10| Q4 A0 |8 9| Q5 -- --

Functional Features

  • 8-bit addressable latch with 3-state outputs
  • Address inputs for selecting the desired latch
  • Data inputs for storing information in the selected latch
  • Output enable input for enabling/disabling the outputs
  • 3-state outputs allow multiple devices to share a common bus

Advantages and Disadvantages

Advantages: - High-speed operation - Low-power consumption - Compact package size - Wide supply voltage range

Disadvantages: - Limited number of addressable latches (8-bit)

Working Principles

The MC74VHCT259ADR2G is a digital multiplexer that allows the selection and storage of data in one of the eight addressable latches. The address inputs determine which latch is selected, and the data inputs store the desired information in the selected latch. The output enable input controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The MC74VHCT259ADR2G is commonly used in various applications, including:

  1. Data communication systems
  2. Address decoding circuits
  3. Memory interfacing
  4. Microcontroller-based systems
  5. Industrial control systems

Alternative Models

Here are some alternative models that can be used as replacements for the MC74VHCT259ADR2G:

  1. SN74HC259N by Texas Instruments
  2. CD74HC259E by Texas Instruments
  3. 74HCT259 by NXP Semiconductors
  4. 74LS259 by Fairchild Semiconductor
  5. 74FCT259AT by Integrated Device Technology

These alternative models offer similar functionality and can be used as drop-in replacements in most applications.

In conclusion, the MC74VHCT259ADR2G is a versatile integrated circuit that serves as an 8-bit addressable latch with 3-state outputs. Its high-speed operation, low-power consumption, and compact package make it suitable for various digital multiplexing applications.

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem MC74VHCT259ADR2G w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of MC74VHCT259ADR2G in technical solutions:

  1. Q: What is MC74VHCT259ADR2G? A: MC74VHCT259ADR2G is a high-speed, CMOS 8-bit addressable latch with 3-state outputs.

  2. Q: What are the key features of MC74VHCT259ADR2G? A: Some key features include wide operating voltage range, high-speed operation, 3-state outputs, and low power consumption.

  3. Q: How can MC74VHCT259ADR2G be used in technical solutions? A: It can be used for address decoding, data storage, bus interfacing, and other applications that require latch functionality.

  4. Q: What is the maximum operating frequency of MC74VHCT259ADR2G? A: The maximum operating frequency is typically around 100 MHz.

  5. Q: What is the voltage supply range for MC74VHCT259ADR2G? A: The voltage supply range is typically between 2V and 6V.

  6. Q: Can MC74VHCT259ADR2G handle bidirectional data flow? A: No, MC74VHCT259ADR2G is unidirectional and can only handle data flow in one direction.

  7. Q: Does MC74VHCT259ADR2G have built-in protection against electrostatic discharge (ESD)? A: Yes, it has ESD protection on all inputs and outputs.

  8. Q: What is the output current capability of MC74VHCT259ADR2G? A: The output current capability is typically around 8 mA.

  9. Q: Can MC74VHCT259ADR2G be cascaded to increase the number of addressable latches? A: Yes, multiple MC74VHCT259ADR2G can be cascaded together to increase the number of addressable latches.

  10. Q: Are there any recommended application circuits or reference designs available for MC74VHCT259ADR2G? A: Yes, the datasheet of MC74VHCT259ADR2G provides application circuits and reference designs that can be used as a starting point for designing with this IC.

Please note that the answers provided here are general and may vary depending on specific design requirements and use cases. It is always recommended to refer to the official documentation and datasheet for accurate and detailed information.