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74HC193DB,118
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74HC193DB,118

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Counter/Divider
  • Characteristics: High-speed operation, low power consumption
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: 4-bit synchronous binary up/down counter

Specifications

  • Supply Voltage Range: 2V to 6V
  • Operating Temperature Range: -40°C to +125°C
  • Maximum Clock Frequency: 30 MHz
  • Number of Counting Modes: 3 (Binary, BCD, and Decimal)
  • Maximum Count Value: 15 (Binary), 9 (BCD and Decimal)

Pin Configuration

The 74HC193DB,118 IC has a total of 16 pins. The detailed pin configuration is as follows:

  1. MR (Master Reset)
  2. CP (Clock Pulse)
  3. D0 (Data Input 0)
  4. D1 (Data Input 1)
  5. D2 (Data Input 2)
  6. D3 (Data Input 3)
  7. ENT (Enable Up/Down)
  8. GND (Ground)
  9. Q0 (Output 0)
  10. Q1 (Output 1)
  11. Q2 (Output 2)
  12. Q3 (Output 3)
  13. TC (Terminal Count)
  14. VCC (Positive Power Supply)
  15. NC (No Connection)
  16. NC (No Connection)

Functional Features

  • Synchronous counting: The counter operates synchronously with the clock pulse.
  • Up/Down control: The counter can count up or down based on the input signal.
  • Master reset: Allows resetting the counter to its initial state.
  • Terminal count output: Indicates when the maximum count value is reached.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient counting. - Low power consumption makes it suitable for battery-powered devices. - Versatile counting modes provide flexibility in various applications.

Disadvantages: - Limited maximum count value may restrict certain applications. - Requires external clock pulse and control signals for proper operation.

Working Principles

The 74HC193DB,118 is a synchronous binary up/down counter. It counts based on the clock pulse and the input control signals. The counter can operate in three different counting modes: binary, BCD, and decimal. The count direction (up or down) is determined by the enable signal. When the counter reaches its maximum count value, the terminal count output is activated.

Detailed Application Field Plans

The 74HC193DB,118 IC finds applications in various fields, including:

  1. Digital frequency dividers
  2. Industrial automation systems
  3. Electronic counters
  4. Timekeeping circuits
  5. Sequential logic circuits

Alternative Models

Other alternative models that can be used as substitutes for the 74HC193DB,118 IC include:

  1. CD40193BE: 4-bit synchronous up/down counter
  2. SN74LS193N: Synchronous 4-bit binary up/down counter
  3. MC14516B: Presettable synchronous 4-bit binary up/down counter

These alternative models offer similar functionalities and can be used depending on specific requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von 74HC193DB,118 in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of 74HC193DB,118 in technical solutions:

  1. Q: What is the 74HC193DB,118? A: The 74HC193DB,118 is a synchronous presettable binary up/down counter IC.

  2. Q: What is the maximum clock frequency supported by the 74HC193DB,118? A: The 74HC193DB,118 can support clock frequencies up to 25 MHz.

  3. Q: How many bits does the 74HC193DB,118 have? A: The 74HC193DB,118 is a 4-bit counter, meaning it can count from 0 to 15.

  4. Q: Can the 74HC193DB,118 count both up and down? A: Yes, the 74HC193DB,118 has separate up and down counting modes.

  5. Q: How do I set the initial value for the counter? A: The 74HC193DB,118 has preset inputs (P0-P3) that allow you to set the initial value of the counter.

  6. Q: What is the purpose of the carry/borrow output (CnB)? A: The carry/borrow output indicates when the counter reaches its maximum or minimum value during counting.

  7. Q: Can I cascade multiple 74HC193DB,118 counters together? A: Yes, you can cascade multiple 74HC193DB,118 counters to create larger counters with more bits.

  8. Q: What is the power supply voltage range for the 74HC193DB,118? A: The 74HC193DB,118 operates with a power supply voltage range of 2V to 6V.

  9. Q: Does the 74HC193DB,118 have any built-in debounce circuitry? A: No, the 74HC193DB,118 does not have built-in debounce circuitry. External debouncing may be required for noisy input signals.

  10. Q: Can I use the 74HC193DB,118 in both digital and analog applications? A: The 74HC193DB,118 is primarily designed for digital applications and is not suitable for analog applications.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.