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CD74HC195E
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CD74HC195E

Product Overview

Category

CD74HC195E belongs to the category of integrated circuits (ICs).

Use

It is commonly used in digital electronic circuits for data storage and manipulation.

Characteristics

  • High-speed operation
  • Wide operating voltage range
  • Low power consumption
  • Compatibility with various logic families

Package

CD74HC195E is available in a 16-pin dual in-line package (DIP).

Essence

The essence of CD74HC195E lies in its ability to store and shift data efficiently within digital circuits.

Packaging/Quantity

CD74HC195E is typically sold in reels or tubes, with each reel or tube containing a specific quantity of ICs.

Specifications

  • Supply Voltage: 2V to 6V
  • Input Voltage: 0V to Vcc
  • Output Voltage: 0V to Vcc
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 25 MHz

Detailed Pin Configuration

  1. CP (Clock Pulse) - Input
  2. MR (Master Reset) - Input
  3. Q0 (Serial Data Output) - Output
  4. Q1 (Serial Data Output) - Output
  5. Q2 (Serial Data Output) - Output
  6. Q3 (Serial Data Output) - Output
  7. Q4 (Serial Data Output) - Output
  8. Q5 (Serial Data Output) - Output
  9. Q6 (Serial Data Output) - Output
  10. Q7 (Serial Data Output) - Output
  11. GND (Ground) - Ground
  12. SER (Serial Data Input) - Input
  13. QA (Parallel Data Output) - Output
  14. QB (Parallel Data Output) - Output
  15. QC (Parallel Data Output) - Output
  16. Vcc (Supply Voltage) - Power

Functional Features

  • Serial-to-parallel data conversion
  • Parallel-to-serial data conversion
  • Shift register functionality
  • Master reset capability
  • High-speed clock pulse input

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient data manipulation.
  • Wide operating voltage range enables compatibility with various systems.
  • Low power consumption reduces energy requirements.
  • Compact package size facilitates integration into electronic circuits.

Disadvantages

  • Limited number of parallel outputs restricts the amount of data that can be processed simultaneously.
  • Sensitivity to electrostatic discharge (ESD) requires proper handling during installation and usage.

Working Principles

CD74HC195E operates based on the principles of sequential logic and shift registers. It receives clock pulses at the CP pin, which control the shifting of data within the IC. The serial data input (SER) is shifted through the internal flip-flops, allowing for parallel data output at QA, QB, QC pins. The master reset (MR) input resets the internal state of the IC when activated.

Detailed Application Field Plans

CD74HC195E finds applications in various digital systems, including but not limited to: - Data storage devices - Communication systems - Microcontrollers - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

  1. SN74HC595: 8-bit shift register with output latches
  2. CD4015: Dual 4-stage static shift register
  3. 74HC164: 8-bit serial-in/parallel-out shift register
  4. CD4021: 8-bit static shift register with parallel input/output

These alternative models offer similar functionality to CD74HC195E and can be used as substitutes depending on specific requirements.

Word count: 440 words

Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του CD74HC195E σε τεχνικές λύσεις

Sure! Here are 10 common questions and answers related to the application of CD74HC195E in technical solutions:

  1. Q: What is CD74HC195E? A: CD74HC195E is a high-speed CMOS 4-bit parallel-access shift register, commonly used in digital circuits.

  2. Q: What are the key features of CD74HC195E? A: CD74HC195E features a wide operating voltage range, high-speed operation, low power consumption, and compatibility with TTL inputs.

  3. Q: How can CD74HC195E be used in technical solutions? A: CD74HC195E can be used for various applications such as data storage, serial-to-parallel conversion, and parallel-to-serial conversion.

  4. Q: What is the maximum clock frequency supported by CD74HC195E? A: CD74HC195E can operate at a maximum clock frequency of 25 MHz.

  5. Q: What is the power supply voltage range for CD74HC195E? A: The power supply voltage range for CD74HC195E is typically between 2V and 6V.

  6. Q: Can CD74HC195E handle both positive and negative edge-triggered clock signals? A: No, CD74HC195E can only handle positive edge-triggered clock signals.

  7. Q: What is the output drive capability of CD74HC195E? A: CD74HC195E has a standard output drive capability of 4 mA.

  8. Q: Is CD74HC195E compatible with other logic families? A: Yes, CD74HC195E is compatible with most TTL and CMOS logic families.

  9. Q: Can CD74HC195E be cascaded to increase the number of bits in a shift register? A: Yes, CD74HC195E can be cascaded to create larger shift registers by connecting the outputs of one chip to the inputs of another.

  10. Q: Are there any specific precautions to consider when using CD74HC195E? A: It is important to avoid exceeding the maximum ratings for voltage and current, provide proper decoupling capacitors, and follow recommended operating conditions mentioned in the datasheet.

Please note that these answers are general and may vary depending on the specific application and requirements. Always refer to the datasheet and consult with technical experts for accurate information.