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SN74LS674DWG4

SN74LS674DWG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Shift Register
  • Characteristics:
    • High-speed operation
    • Low power consumption
    • Wide operating voltage range
    • TTL compatible inputs and outputs
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: The SN74LS674DWG4 is a 16-bit parallel-in/serial-out shift register with synchronous serial data input and output capabilities.
  • Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

  • Number of Bits: 16
  • Input Voltage Range: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 15ns (typical)
  • Supply Voltage: 5V
  • Output Current: ±8mA

Detailed Pin Configuration

The SN74LS674DWG4 has a total of 20 pins. Here is the detailed pin configuration:

  1. SER (Serial Data Input)
  2. CLK (Clock Input)
  3. RCLK (Register Clock Input)
  4. SRCLR (Shift Register Clear Input)
  5. QA-QH (Parallel Outputs)
  6. GND (Ground)
  7. QH' (Serial Output)
  8. VCC (Supply Voltage)

Functional Features

  • Parallel-in/serial-out shifting of data
  • Synchronous operation with clock input
  • Clear function to reset the shift register
  • TTL compatible inputs and outputs
  • High-speed operation for efficient data transfer
  • Wide operating voltage range for versatility

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing - Low power consumption for energy efficiency - Wide operating voltage range enables compatibility with various systems - TTL compatibility ensures easy integration with other logic circuits

Disadvantages: - Limited to 16-bit shifting, may not be suitable for applications requiring larger data sizes - Requires external clock signal for synchronous operation

Working Principles

The SN74LS674DWG4 is a parallel-in/serial-out shift register. It receives data in parallel format and shifts it out serially based on the clock input. The register clock (RCLK) synchronizes the shifting of data, while the serial data input (SER) feeds new data into the register. The shift register can be cleared using the SRCLR input.

Detailed Application Field Plans

The SN74LS674DWG4 is commonly used in various applications that require data shifting and storage. Some of the detailed application field plans include:

  1. Serial data transmission systems
  2. Data encryption and decryption circuits
  3. Digital signal processing
  4. Industrial automation and control systems
  5. Communication equipment
  6. Microcontroller-based projects

Detailed and Complete Alternative Models

  1. SN74HC595: 8-bit parallel-in/serial-out shift register with similar features.
  2. CD4015: Dual 4-stage static shift register with parallel/serial data entry and complementary outputs.
  3. 74HC164: 8-bit serial-in/parallel-out shift register with asynchronous reset.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LS674DWG4 depending on specific requirements.

Word count: 400 words

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von SN74LS674DWG4 in technischen Lösungen auf

  1. What is the function of SN74LS674DWG4?
    - SN74LS674DWG4 is a 8-bit shift register with tri-state outputs.

  2. What is the operating voltage range for SN74LS674DWG4?
    - The operating voltage range is 4.75V to 5.25V.

  3. Can SN74LS674DWG4 be used in serial-to-parallel data conversion?
    - Yes, it can be used for serial-to-parallel data conversion.

  4. What is the maximum clock frequency for SN74LS674DWG4?
    - The maximum clock frequency is 25 MHz.

  5. Is SN74LS674DWG4 suitable for use in industrial applications?
    - Yes, it is suitable for use in industrial applications.

  6. Does SN74LS674DWG4 have built-in output latches?
    - Yes, it has built-in output latches for easy interfacing.

  7. Can SN74LS674DWG4 be cascaded to increase the number of bits?
    - Yes, multiple SN74LS674DWG4 devices can be cascaded to increase the number of bits.

  8. What is the typical power dissipation of SN74LS674DWG4?
    - The typical power dissipation is 50mW.

  9. Is SN74LS674DWG4 compatible with TTL logic levels?
    - Yes, it is compatible with TTL logic levels.

  10. Can SN74LS674DWG4 be used in automotive electronics?
    - Yes, it is suitable for use in automotive electronics due to its wide operating temperature range and robustness.