Texas Instruments
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SN74LS595DG4
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SN74LS595DG4

Product Overview

Category

SN74LS595DG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a shift register and storage device in various electronic applications.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Serial-to-parallel data conversion
  • Cascadable for larger systems

Package

SN74LS595DG4 is available in a 16-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of SN74LS595DG4 lies in its ability to efficiently transfer and store serial data, making it an essential component in digital electronics.

Packaging/Quantity

SN74LS595DG4 is typically packaged in reels or tubes, with each reel containing 2500 units.

Specifications

  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Output Current: ±8mA
  • Clock Frequency: Up to 25MHz
  • Data Transfer Rate: 20Mbps

Detailed Pin Configuration

  1. SER (Serial Data Input)
  2. RCLK (Register Clock Input)
  3. SRCLK (Shift Register Clock Input)
  4. OE (Output Enable)
  5. QA-QH (Parallel Outputs)
  6. GND (Ground)
  7. QH' (Serial Output)
  8. VCC (Supply Voltage) 9-16. NC (No Connection)

Functional Features

  • Serial-in, parallel-out shifting
  • Parallel output latching
  • Cascading capability for larger systems
  • Output enable control for multiplexing applications
  • High-speed clocking for rapid data transfer

Advantages

  • Efficient serial-to-parallel data conversion
  • Low power consumption
  • Wide operating voltage range allows compatibility with various systems
  • High-speed operation enables quick data transfer
  • Cascading capability simplifies the design of larger systems

Disadvantages

  • Limited output current may restrict certain applications
  • Non-standard pin configuration may require additional adaptation in some designs

Working Principles

SN74LS595DG4 operates based on the principle of shifting and latching data. The serial data input (SER) is shifted into the shift register on each rising edge of the shift register clock (SRCLK). The register clock (RCLK) latches the parallel data into the output registers, which can then be accessed through the parallel outputs (QA-QH). The output enable (OE) pin controls the output state, allowing for multiplexing applications.

Detailed Application Field Plans

SN74LS595DG4 finds extensive use in various applications, including: 1. LED matrix displays 2. Seven-segment displays 3. Serial-to-parallel data conversion 4. Data storage and retrieval systems 5. Industrial automation control systems 6. Communication devices 7. Gaming consoles 8. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality to SN74LS595DG4 are: 1. 74HC595 2. CD4094 3. TPIC6B595 4. STP16CP05 5. MAX7219

These alternative models offer comparable features and can be used as substitutes depending on specific requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SN74LS595DG4 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of SN74LS595DG4 in technical solutions:

  1. Q: What is SN74LS595DG4? A: SN74LS595DG4 is a popular 8-bit shift register with output latches, commonly used in digital electronics.

  2. Q: What is the purpose of using SN74LS595DG4? A: SN74LS595DG4 can be used to expand the number of output pins of a microcontroller or other digital devices.

  3. Q: How many output pins does SN74LS595DG4 have? A: SN74LS595DG4 has 8 output pins, labeled Q0 to Q7.

  4. Q: Can SN74LS595DG4 be cascaded to increase the number of output pins? A: Yes, multiple SN74LS595DG4 chips can be cascaded together to expand the number of output pins further.

  5. Q: What is the maximum clock frequency supported by SN74LS595DG4? A: SN74LS595DG4 can operate at a maximum clock frequency of 25 MHz.

  6. Q: Does SN74LS595DG4 require external power supply? A: Yes, SN74LS595DG4 requires an external power supply typically between 4.75V and 5.25V.

  7. Q: Can SN74LS595DG4 handle both TTL and CMOS logic levels? A: Yes, SN74LS595DG4 is compatible with both TTL and CMOS logic levels.

  8. Q: What is the storage capacity of SN74LS595DG4? A: SN74LS595DG4 can store 8 bits of data in its internal registers.

  9. Q: Can SN74LS595DG4 be used for driving LEDs? A: Yes, SN74LS595DG4 is commonly used to drive LEDs as it can sink current up to 20mA per output pin.

  10. Q: Are there any limitations or considerations when using SN74LS595DG4? A: Some considerations include the need for pull-up resistors on the output pins and ensuring proper power supply decoupling for stable operation.

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