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MC74HC393AFEL
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MC74HC393AFEL

Product Overview

Category

MC74HC393AFEL 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
  • Low power consumption
  • Wide operating voltage range
  • Schmitt trigger inputs for noise immunity
  • Output capability: standard

Package

MC74HC393AFEL is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of MC74HC393AFEL lies in its ability to perform high-speed digital operations with low power consumption.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply voltage: 2V to 6V
  • Input voltage: -0.5V to VCC + 0.5V
  • Operating temperature range: -55°C to +125°C
  • Propagation delay: 9 ns (typical)
  • Maximum quiescent current: 4 μA

Detailed Pin Configuration

MC74HC393AFEL consists of two independent 4-bit binary ripple counters, each with separate clock inputs (CP0 and CP1), clear inputs (MR0 and MR1), and outputs (Q0-Q3). The pin configuration is as follows:

  1. CP0: Clock input for counter 0
  2. MR0: Master reset input for counter 0
  3. Q0: Output bit 0 for counter 0
  4. Q1: Output bit 1 for counter 0
  5. Q2: Output bit 2 for counter 0
  6. Q3: Output bit 3 for counter 0
  7. GND: Ground
  8. Q3: Output bit 3 for counter 1
  9. Q2: Output bit 2 for counter 1
  10. Q1: Output bit 1 for counter 1
  11. Q0: Output bit 0 for counter 1
  12. MR1: Master reset input for counter 1
  13. CP1: Clock input for counter 1
  14. VCC: Supply voltage

Functional Features

  • Binary ripple counters with separate clock inputs and outputs
  • Master reset inputs for each counter
  • High-speed operation allows for efficient counting
  • Schmitt trigger inputs provide noise immunity
  • Wide operating voltage range enables versatile applications

Advantages and Disadvantages

Advantages

  • High-speed operation ensures quick and efficient counting
  • Low power consumption makes it suitable for battery-powered devices
  • Wide operating voltage range allows for flexibility in different electronic systems
  • Schmitt trigger inputs enhance noise immunity, ensuring reliable performance

Disadvantages

  • Limited number of bits (4-bit) may restrict its application in complex digital circuits requiring higher bit counts
  • Propagation delay of 9 ns may not be suitable for ultra-high-speed applications

Working Principles

MC74HC393AFEL operates as two independent 4-bit binary ripple counters. Each counter increments its value on the rising edge of the clock input (CP0 or CP1). The counters can be reset to their initial state by applying a low signal to the respective master reset input (MR0 or MR1). The output bits (Q0-Q3) represent the current count value.

Detailed Application Field Plans

MC74HC393AFEL finds applications in various digital electronic systems, including but not limited to: - Frequency dividers - Digital clocks and timers - Event counters - Data processing units - Sequential logic circuits

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MC74HC393AFEL are: - CD74HC393E - SN74HC393N - 74HC393D - HEF4030BP

These models can be considered as alternatives based on their comparable specifications and pin configurations.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MC74HC393AFEL dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of MC74HC393AFEL in technical solutions:

  1. Q: What is MC74HC393AFEL? A: MC74HC393AFEL 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 MC74HC393AFEL? A: The operating voltage range for MC74HC393AFEL is typically between 2V and 6V.

  3. Q: Can MC74HC393AFEL be used as a frequency divider? A: Yes, MC74HC393AFEL can be used as a frequency divider by connecting the appropriate inputs and outputs.

  4. Q: How many flip-flops are there in MC74HC393AFEL? A: MC74HC393AFEL consists of two independent flip-flops, each with four outputs.

  5. Q: What is the maximum clock frequency supported by MC74HC393AFEL? A: The maximum clock frequency supported by MC74HC393AFEL is typically around 25 MHz.

  6. Q: Can MC74HC393AFEL be cascaded to create larger counters? A: Yes, multiple MC74HC393AFEL ICs can be cascaded together to create larger counters with more bits.

  7. Q: Does MC74HC393AFEL have any built-in asynchronous clear functionality? A: No, MC74HC393AFEL does not have a built-in asynchronous clear function. External logic can be used for clearing if required.

  8. Q: What is the power supply current consumption of MC74HC393AFEL? A: The power supply current consumption of MC74HC393AFEL is typically low, ranging from a few microamps to tens of milliamps.

  9. Q: Can MC74HC393AFEL be used in both synchronous and asynchronous applications? A: Yes, MC74HC393AFEL can be used in both synchronous and asynchronous applications depending on the design requirements.

  10. Q: What are some common applications of MC74HC393AFEL? A: Some common applications of MC74HC393AFEL include frequency division, counter circuits, digital clocks, and event sequencing.

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