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SN74LS164DRE4
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SN74LS164DRE4

Product Overview

Category

SN74LS164DRE4 belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a shift register in digital electronics.

Characteristics

  • Low-power Schottky (LS) technology
  • 8-bit parallel-in/serial-out shift register
  • Wide operating voltage range: 2V to 6V
  • High-speed operation: 30 MHz typical clock frequency
  • TTL-compatible inputs and outputs

Package

SN74LS164DRE4 is available in a small-outline integrated circuit (SOIC) package.

Essence

The essence of SN74LS164DRE4 lies in its ability to convert parallel data into serial output, making it suitable for various applications requiring data shifting.

Packaging/Quantity

SN74LS164DRE4 is typically packaged in reels or tubes, with a quantity of 2500 units per reel or 98 units per tube.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 30 MHz
  • Number of Bits: 8

Detailed Pin Configuration

  1. GND (Ground)
  2. SER (Serial Data Input)
  3. QA (Parallel Data Output)
  4. QB (Parallel Data Output)
  5. QC (Parallel Data Output)
  6. QD (Parallel Data Output)
  7. QE (Parallel Data Output)
  8. QF (Parallel Data Output)
  9. QG (Parallel Data Output)
  10. QH (Parallel Data Output)
  11. CLK (Clock Input)
  12. VCC (Supply Voltage)

Functional Features

SN74LS164DRE4 offers the following functional features:

  • Parallel data input (SER) for loading data
  • Serial output (QH) for cascading multiple shift registers
  • Clock input (CLK) for synchronizing data shifting
  • Parallel data outputs (QA-QH) for retrieving shifted data

Advantages and Disadvantages

Advantages

  • Low-power consumption due to LS technology
  • Wide operating voltage range allows compatibility with various systems
  • High-speed operation enables efficient data shifting
  • TTL-compatible inputs and outputs facilitate integration with other digital circuits

Disadvantages

  • Limited number of bits (8) may not be sufficient for certain applications requiring larger data storage
  • Lack of built-in error detection or correction mechanisms

Working Principles

SN74LS164DRE4 operates based on the principle of serial-in, parallel-out (SIPO) shifting. When a clock signal is applied, the data at the serial input (SER) is shifted into the shift register, while the existing data is shifted to the next output. This process continues until all the bits have been shifted out.

Detailed Application Field Plans

SN74LS164DRE4 finds applications in various fields, including but not limited to:

  1. Digital communication systems
  2. Data storage devices
  3. Industrial automation
  4. Automotive electronics
  5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SN74LS164DRE4 are:

  1. 74HC164: High-speed CMOS logic shift register
  2. CD4015: Dual 4-stage static shift register
  3. SN54LS164: Low-power Schottky logic shift register
  4. CD74HC165E: 8-bit parallel-in/serial-out shift register

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

Word count: 511 words

Перечислите 10 распространенных вопросов и ответов, связанных с применением SN74LS164DRE4 в технических решениях.

Sure! Here are 10 common questions and answers related to the application of SN74LS164DRE4 in technical solutions:

  1. Q: What is SN74LS164DRE4? A: SN74LS164DRE4 is a 8-bit serial-in, parallel-out shift register IC (integrated circuit) commonly used in digital electronics.

  2. Q: What is the purpose of SN74LS164DRE4? A: SN74LS164DRE4 is used to convert serial data into parallel data, making it useful for applications such as data storage, LED control, and digital signal processing.

  3. Q: How does SN74LS164DRE4 work? A: It works by shifting in data bit by bit through its serial input pin and then outputting all the bits in parallel through its eight output pins.

  4. Q: What is the maximum clock frequency supported by SN74LS164DRE4? A: The maximum clock frequency supported by SN74LS164DRE4 is typically around 25 MHz.

  5. Q: Can SN74LS164DRE4 be cascaded to increase the number of outputs? A: Yes, multiple SN74LS164DRE4 ICs can be cascaded together to increase the number of outputs and create larger shift registers.

  6. Q: What is the power supply voltage range for SN74LS164DRE4? A: The power supply voltage range for SN74LS164DRE4 is typically between 4.75V and 5.25V.

  7. Q: Does SN74LS164DRE4 have any built-in protection features? A: No, SN74LS164DRE4 does not have built-in protection features. External components may be required for overvoltage or ESD protection.

  8. Q: Can SN74LS164DRE4 be used with both TTL and CMOS logic levels? A: Yes, SN74LS164DRE4 is compatible with both TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels.

  9. Q: What is the operating temperature range for SN74LS164DRE4? A: The operating temperature range for SN74LS164DRE4 is typically between -40°C and 85°C.

  10. Q: Are there any specific application notes or reference designs available for SN74LS164DRE4? A: Yes, Texas Instruments provides application notes and reference designs that can help in designing circuits using SN74LS164DRE4. These resources can be found on their website or datasheet.

Please note that the answers provided here are general and may vary depending on the specific requirements and datasheet of SN74LS164DRE4.