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SN74HC393ANSR

SN74HC393ANSR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Counter
  • Characteristics: High-speed, Dual 4-bit Binary Ripple Counter
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Reliable and efficient digital counter for various applications
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • Maximum Clock Frequency: 50 MHz
  • Number of Counting Stages: 2
  • Output Current: ±6 mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74HC393ANSR has a total of 14 pins. The pin configuration is as follows:

  1. CP1: Clock input for the first counting stage
  2. MR1: Master Reset input for the first counting stage
  3. QA1-QD1: Outputs of the first counting stage
  4. VCC: Positive power supply (+2V to +6V)
  5. GND: Ground
  6. QA2-QD2: Outputs of the second counting stage
  7. MR2: Master Reset input for the second counting stage
  8. CP2: Clock input for the second counting stage

Functional Features

  • Dual 4-bit binary ripple counter with separate clock inputs for each counting stage
  • Asynchronous master reset for both counting stages
  • Outputs can be used as individual bits or combined to form a 4-bit binary number
  • High-speed operation with a maximum clock frequency of 50 MHz
  • Wide supply voltage range allows for flexibility in different applications

Advantages and Disadvantages

Advantages: - Reliable and efficient digital counter - High-speed operation - Wide supply voltage range - Compact SOIC package for easy integration

Disadvantages: - Limited number of counting stages (2 stages) - Output current limited to ±6 mA

Working Principles

The SN74HC393ANSR is a dual 4-bit binary ripple counter. It counts the number of clock pulses applied to its inputs and produces corresponding binary outputs. Each counting stage consists of flip-flops that divide the input clock frequency by 2. The outputs can be used individually or combined to form a 4-bit binary number.

The counter can be reset to zero using the master reset inputs. Asynchronous operation allows for immediate resetting without waiting for a specific clock state. The counter operates at high speed, making it suitable for applications that require fast counting.

Detailed Application Field Plans

The SN74HC393ANSR can be used in various applications, including:

  1. Digital frequency division: The counter can be used to divide the frequency of an input signal by a factor of 16 (2^4).
  2. Event counting: It can be used to count the number of events occurring within a given time period.
  3. Time measurement: By connecting the counter to a clock source, it can measure the duration of an event or interval.
  4. Industrial automation: The counter can be used in control systems for monitoring and controlling processes.

Detailed and Complete Alternative Models

  1. CD40193BE: 4-bit Binary Up/Down Counter
  2. MC14040BCP: 12-Bit Binary Counter
  3. SN74LS193N: Synchronous 4-Bit Binary Up/Down Counter
  4. CD4029BE: Presettable Binary/Decade Up/Down Counter

These alternative models offer similar functionality and can be considered as alternatives to the SN74HC393ANSR based on specific requirements and application needs.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق SN74HC393ANSR في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of SN74HC393ANSR:

  1. Q: What is SN74HC393ANSR? A: SN74HC393ANSR is a dual 4-bit binary ripple counter IC (integrated circuit) that can be used in various technical solutions.

  2. Q: What is the operating voltage range for SN74HC393ANSR? A: The operating voltage range for SN74HC393ANSR is typically between 2V and 6V.

  3. Q: How many outputs does SN74HC393ANSR have? A: SN74HC393ANSR has two independent 4-bit ripple counters, each with separate clock inputs and outputs.

  4. Q: What is the maximum clock frequency supported by SN74HC393ANSR? A: The maximum clock frequency supported by SN74HC393ANSR is typically around 25 MHz.

  5. Q: Can SN74HC393ANSR be used as a frequency divider? A: Yes, SN74HC393ANSR can be used as a frequency divider by connecting the appropriate clock signal to the input and using the output signals accordingly.

  6. Q: What is the power supply current requirement for SN74HC393ANSR? A: The power supply current requirement for SN74HC393ANSR is typically around 4 mA.

  7. Q: Can SN74HC393ANSR be cascaded to create larger counters? A: Yes, multiple SN74HC393ANSR ICs can be cascaded together to create larger counters by connecting the carry-out signal of one IC to the clock input of the next IC.

  8. Q: Does SN74HC393ANSR have any built-in reset functionality? A: No, SN74HC393ANSR does not have a built-in reset functionality. However, external reset circuits can be implemented to reset the counters.

  9. Q: What is the typical propagation delay of SN74HC393ANSR? A: The typical propagation delay of SN74HC393ANSR is around 15 ns.

  10. Q: Can SN74HC393ANSR be used in both synchronous and asynchronous applications? A: Yes, SN74HC393ANSR can be used in both synchronous and asynchronous applications depending on the clock signal used and the desired functionality.

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