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SN74LS194AN
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SN74LS194AN

Product Overview

Category

SN74LS194AN belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a 4-bit bidirectional universal shift register.

Characteristics

  • 4-bit bidirectional shift register
  • TTL compatible inputs and outputs
  • Parallel and serial data transfer modes
  • Asynchronous master reset
  • Cascadable for larger word sizes

Package

SN74LS194AN is available in a 16-pin DIP (Dual Inline Package) format.

Essence

The essence of SN74LS194AN lies in its ability to perform parallel and serial data transfers, making it suitable for various applications requiring data manipulation and storage.

Packaging/Quantity

SN74LS194AN is typically packaged in tubes or trays, with quantities varying depending on the supplier.

Specifications

  • Supply voltage: 4.75V to 5.25V
  • Operating temperature range: -40°C to +85°C
  • Maximum clock frequency: 25 MHz
  • Input/output voltage levels: TTL compatible

Detailed Pin Configuration

  1. SER (Serial Data Input)
  2. QA (Parallel Output A)
  3. QB (Parallel Output B)
  4. QC (Parallel Output C)
  5. QD (Parallel Output D)
  6. GND (Ground)
  7. MR (Master Reset)
  8. CP (Clock Pulse Input)
  9. DS (Serial Data Shift)
  10. SH/LD (Shift/Load Control)
  11. QA (Parallel Output A)
  12. QB (Parallel Output B)
  13. QC (Parallel Output C)
  14. QD (Parallel Output D)
  15. VCC (Supply Voltage)
  16. QA (Parallel Output A)

Functional Features

  • Bidirectional shifting of data
  • Parallel loading of data
  • Asynchronous master reset
  • Cascading capability for larger word sizes
  • TTL compatible inputs and outputs

Advantages and Disadvantages

Advantages

  • Versatile functionality for data manipulation
  • Compatibility with TTL logic levels
  • Ability to cascade for larger word sizes

Disadvantages

  • Limited maximum clock frequency (25 MHz)
  • Requires external components for complete system integration

Working Principles

SN74LS194AN operates by shifting data in either direction based on the clock pulse input. It can perform parallel loading of data when the shift/load control is activated. The master reset allows for asynchronous clearing of the register.

Detailed Application Field Plans

SN74LS194AN finds applications in various fields, including: 1. Data communication systems 2. Industrial automation 3. Digital signal processing 4. Robotics 5. Control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN74LS194AN include: 1. 74HC194 - High-speed CMOS version 2. CD4015 - CMOS dual 4-bit static shift register 3. MC74HC595 - 8-bit serial-in, serial or parallel-out shift register

These alternatives provide options for different voltage levels, speed requirements, and package formats.

Word count: 410 words

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SN74LS194AN en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of SN74LS194AN:

  1. Q: What is SN74LS194AN? A: SN74LS194AN is a 4-bit bidirectional universal shift register IC (integrated circuit) commonly used in digital electronics.

  2. Q: What are the main features of SN74LS194AN? A: The main features of SN74LS194AN include parallel and serial data inputs, parallel and serial outputs, synchronous shifting, and asynchronous clearing.

  3. Q: How can SN74LS194AN be used in technical solutions? A: SN74LS194AN can be used for various applications such as data storage, data transfer, serial-to-parallel conversion, and parallel-to-serial conversion.

  4. Q: What is the maximum clock frequency supported by SN74LS194AN? A: SN74LS194AN can support clock frequencies up to 25 MHz.

  5. Q: Can SN74LS194AN be cascaded to increase the number of bits? A: Yes, multiple SN74LS194AN ICs can be cascaded together to increase the number of bits in the shift register.

  6. Q: Does SN74LS194AN require external components for operation? A: Yes, SN74LS194AN requires external resistors and capacitors for proper operation.

  7. Q: What is the power supply voltage range for SN74LS194AN? A: SN74LS194AN operates on a power supply voltage range of 4.75V to 5.25V.

  8. Q: Is SN74LS194AN compatible with TTL logic levels? A: Yes, SN74LS194AN is compatible with TTL (Transistor-Transistor Logic) logic levels.

  9. Q: Can SN74LS194AN be used in both synchronous and asynchronous modes? A: Yes, SN74LS194AN can operate in both synchronous and asynchronous modes depending on the control inputs.

  10. Q: Are there any specific precautions to consider when using SN74LS194AN? A: It is important to ensure proper decoupling of power supply pins, avoid exceeding maximum ratings, and follow recommended operating conditions mentioned in the datasheet.

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