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SN74LS194ADR
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SN74LS194ADR

Product Overview

Category

SN74LS194ADR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronics for various applications such as counters, shift registers, and arithmetic logic units.

Characteristics

  • Low power consumption
  • High-speed operation
  • Wide operating voltage range
  • TTL compatible inputs and outputs

Package

SN74LS194ADR is available in a 16-pin plastic dual in-line package (PDIP).

Essence

The essence of SN74LS194ADR lies in its ability to perform complex digital operations efficiently and reliably.

Packaging/Quantity

SN74LS194ADR is typically packaged in tubes or reels, with quantities varying depending on the supplier.

Specifications

  • Supply Voltage: 4.75V to 5.25V
  • Operating Temperature Range: -40°C to 85°C
  • Logic Family: LS-TTL
  • Number of Pins: 16
  • Maximum Clock Frequency: 25 MHz

Detailed Pin Configuration

  1. CLK (Clock Input)
  2. MR (Master Reset Input)
  3. CPD (Count Enable Parallel Input)
  4. P0-P3 (Parallel Data Inputs)
  5. QA-QD (Serial Data Outputs)
  6. QH (Serial Data Output)
  7. RC (Ripple Carry Output)
  8. GND (Ground)
  9. QH' (Inverted Serial Data Output)
  10. PE (Parallel Enable Input)
  11. TC (Terminal Count Output)
  12. VCC (Supply Voltage)
  13. CE (Count Enable Input)
  14. PL (Parallel Load Input)
  15. PEP (Parallel Enable Pulse Input)
  16. QH'' (Inverted Serial Data Output)

Functional Features

  • Parallel load capability
  • Synchronous or asynchronous counting modes
  • Cascadable for larger word sizes
  • Carry output for cascading multiple devices

Advantages and Disadvantages

Advantages

  • Low power consumption makes it suitable for battery-powered applications.
  • High-speed operation enables efficient data processing.
  • Wide operating voltage range allows compatibility with various systems.
  • TTL compatible inputs and outputs simplify integration with other digital components.

Disadvantages

  • Limited maximum clock frequency may restrict its use in high-speed applications.
  • Availability of alternative models with enhanced features may limit its competitiveness in certain scenarios.

Working Principles

SN74LS194ADR operates based on the principles of synchronous sequential logic. It utilizes internal flip-flops and combinational logic to perform counting and shifting operations. The clock input synchronizes the internal circuitry, while various control inputs determine the specific mode of operation.

Detailed Application Field Plans

SN74LS194ADR finds applications in a wide range of fields, including: 1. Digital counters for industrial automation systems. 2. Shift registers for data storage and retrieval in communication systems. 3. Arithmetic logic units for mathematical calculations in microprocessors. 4. Frequency dividers in electronic oscillators and timers. 5. Control circuitry in automotive electronics.

Detailed and Complete Alternative Models

  1. SN74LS194AN: Similar specifications but available in a different package (PDIP).
  2. CD40193BE: CMOS-based alternative with similar functionality but lower power consumption.
  3. 74HC194: High-speed CMOS alternative with improved clock frequency capability.

These alternative models offer similar functionalities to SN74LS194ADR but may vary in terms of power consumption, speed, and package options.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74LS194ADR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74LS194ADR:

  1. Q: What is SN74LS194ADR? A: SN74LS194ADR is a 4-bit bidirectional universal shift register IC (integrated circuit) commonly used in digital electronics.

  2. Q: What is the operating voltage range for SN74LS194ADR? A: The operating voltage range for SN74LS194ADR is typically between 4.75V and 5.25V.

  3. Q: How many bits can SN74LS194ADR store or shift? A: SN74LS194ADR can store or shift up to 4 bits of data.

  4. Q: Can SN74LS194ADR be used as a parallel-to-serial converter? A: Yes, SN74LS194ADR can be used as a parallel-to-serial converter by connecting the parallel inputs and using the serial output.

  5. Q: What is the maximum clock frequency for SN74LS194ADR? A: The maximum clock frequency for SN74LS194ADR is typically around 25 MHz.

  6. Q: Can SN74LS194ADR be cascaded to increase the number of bits? A: Yes, multiple SN74LS194ADR ICs can be cascaded together to increase the number of bits that can be stored or shifted.

  7. Q: What is the power consumption of SN74LS194ADR? A: The power consumption of SN74LS194ADR is typically around 10 mW.

  8. Q: Can SN74LS194ADR be used in both synchronous and asynchronous modes? A: Yes, SN74LS194ADR can operate in both synchronous and asynchronous modes depending on the clock input configuration.

  9. Q: What is the typical propagation delay of SN74LS194ADR? A: The typical propagation delay of SN74LS194ADR is around 15 ns.

  10. Q: Can SN74LS194ADR be used in both positive and negative edge-triggered applications? A: Yes, SN74LS194ADR can be used in both positive and negative edge-triggered applications by configuring the clock input accordingly.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.