ON Semiconductor
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MC74HC393AD
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MC74HC393AD

Product Overview

Category

MC74HC393AD belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronic circuits for various applications.

Characteristics

  • High-speed operation
  • Wide operating voltage range
  • Low power consumption
  • Compatibility with TTL logic levels
  • Schmitt trigger inputs for noise immunity

Package

MC74HC393AD is available in a 14-pin dual in-line package (DIP).

Essence

The essence of MC74HC393AD lies in its ability to perform binary counting and divide-by-two functions.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Supply Voltage: 2V to 6V
  • High-Level Input Voltage: 2V to VCC
  • Low-Level Input Voltage: GND to 0.8V
  • High-Level Output Voltage: VCC - 0.5V
  • Low-Level Output Voltage: 0.5V
  • Maximum Operating Frequency: 74 MHz

Detailed Pin Configuration

  1. Clock Input A
  2. Clock Input B
  3. Reset Input
  4. Data Input A
  5. Data Input B
  6. Q0 Output
  7. Q1 Output
  8. Q2 Output
  9. Q3 Output
  10. Carry Output
  11. Ground (GND)
  12. Carry Input
  13. Enable Input
  14. VCC (Supply Voltage)

Functional Features

  • Binary counting: The MC74HC393AD can count from 0 to 15 in binary form.
  • Divide-by-two function: It can divide the input clock frequency by two.

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient processing.
  • Wide operating voltage range enables compatibility with various systems.
  • Low power consumption helps conserve energy.
  • Schmitt trigger inputs provide noise immunity, ensuring reliable operation.

Disadvantages

  • Limited maximum operating frequency of 74 MHz may not be suitable for high-speed applications.
  • The 14-pin DIP package may limit space-saving options in compact designs.

Working Principles

The MC74HC393AD operates based on the principles of binary counting and divide-by-two functions. It utilizes clock inputs A and B to count in binary form from 0 to 15. The reset input allows resetting the count to zero. The carry input and output facilitate cascading multiple MC74HC393AD devices for higher counting ranges.

Detailed Application Field Plans

MC74HC393AD finds applications in various digital electronic circuits, including but not limited to: - Counters and dividers - Frequency division circuits - Digital clocks and timers - Data encoding and decoding circuits - Sequential logic circuits

Detailed and Complete Alternative Models

  1. CD4013BE: Dual D-Type Flip-Flop IC
  2. SN74LS74AN: Dual D-Type Positive-Edge-Triggered Flip-Flop IC
  3. CD4027BE: Dual J-K Master-Slave Flip-Flop IC
  4. SN74HC595N: 8-Bit Shift Register IC with Output Latches
  5. CD4511BE: BCD-to-7-Segment Decoder/Driver IC

These alternative models offer similar functionalities and can be used as substitutes for MC74HC393AD in various applications.

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Énumérez 10 questions et réponses courantes liées à l'application de MC74HC393AD dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of MC74HC393AD in technical solutions:

  1. Q: What is MC74HC393AD? A: MC74HC393AD is a dual 4-bit binary ripple counter integrated circuit (IC) that can be used in various digital applications.

  2. Q: What is the operating voltage range for MC74HC393AD? A: The operating voltage range for MC74HC393AD is typically between 2V and 6V.

  3. Q: Can MC74HC393AD be used as a frequency divider? A: Yes, MC74HC393AD can be used as a frequency divider by connecting the appropriate inputs and outputs.

  4. Q: How many flip-flops are there in MC74HC393AD? A: MC74HC393AD consists of two independent flip-flops, each with four outputs.

  5. Q: What is the maximum clock frequency for MC74HC393AD? A: The maximum clock frequency for MC74HC393AD is typically around 25 MHz.

  6. Q: Can MC74HC393AD be cascaded to create larger counters? A: Yes, multiple MC74HC393AD ICs can be cascaded together to create larger counters with more bits.

  7. Q: Does MC74HC393AD have any built-in reset functionality? A: No, MC74HC393AD does not have a built-in reset function. External logic or circuitry is required for resetting the counter.

  8. Q: What is the power consumption of MC74HC393AD? A: The power consumption of MC74HC393AD is relatively low, typically around a few milliwatts.

  9. Q: Can MC74HC393AD be used in both synchronous and asynchronous applications? A: Yes, MC74HC393AD can be used in both synchronous and asynchronous applications depending on the clock input configuration.

  10. Q: What are some common applications of MC74HC393AD? A: MC74HC393AD is commonly used in digital counters, frequency dividers, time delay circuits, and various other digital systems requiring binary counting functionality.

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