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SN74ACT244NG4

SN74ACT244NG4

Product Overview

  • Category: Integrated Circuit
  • Use: Buffer/Line Driver
  • Characteristics: High-speed, low-power, non-inverting
  • Package: PDIP (Plastic Dual In-Line Package)
  • Essence: Logic gate with 8-bit buffer/line driver functionality
  • Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 6ns (typical)
  • Output Drive Capability: ±24mA
  • Input Capacitance: 3pF (typical)

Detailed Pin Configuration

The SN74ACT244NG4 has a total of 20 pins arranged in a dual in-line package. The pin configuration is as follows:

___________ OE --| |-- VCC A1 -- | |-- B1 A2 -- | |-- B2 A3 -- | |-- B3 A4 -- | |-- B4 A5 -- | |-- B5 A6 -- | |-- B6 A7 -- | |-- B7 GND --| |-- B8 |___________|

Functional Features

  • Non-inverting buffer/line driver
  • High-speed operation
  • Low power consumption
  • TTL-compatible inputs
  • 3-state outputs for bus-oriented applications
  • Improved latch-up immunity

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low power consumption helps reduce energy usage - 3-state outputs enable bus-oriented applications - Improved latch-up immunity ensures reliable performance

Disadvantages: - Limited supply voltage range (4.5V to 5.5V) - Input and output voltage range limited to VCC - Not suitable for applications requiring higher drive capability

Working Principles

The SN74ACT244NG4 is a non-inverting buffer/line driver integrated circuit. It takes input signals and amplifies them to provide high-speed, low-power outputs. The TTL-compatible inputs allow easy integration with other logic circuits. The 3-state outputs enable the device to be used in bus-oriented applications, where multiple devices can share a common data bus. The improved latch-up immunity ensures stable operation even in challenging conditions.

Detailed Application Field Plans

The SN74ACT244NG4 is commonly used in various applications, including:

  1. Microprocessor systems: It acts as a buffer between the microprocessor and other peripheral devices, ensuring efficient data transfer.
  2. Data communication: It helps amplify and transmit signals in communication systems, such as RS-232 or RS-485 interfaces.
  3. Industrial automation: It plays a crucial role in controlling and interfacing different components in automated systems.
  4. Automotive electronics: It is utilized in automotive control units, providing signal buffering and driving capabilities.
  5. Consumer electronics: It finds application in devices like TVs, DVD players, and gaming consoles, facilitating signal transmission and processing.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74ACT244NG4 are:

  1. SN74ACT240: Octal buffer/line driver with 3-state outputs
  2. SN74ACT541: Octal buffer/line driver with 3-state outputs and increased drive capability
  3. SN74ACT14: Hex Schmitt-trigger inverter with 3-state outputs
  4. SN74ACT08: Quad 2-input AND gate with 3-state outputs
  5. SN74ACT373: Octal transparent latch with 3-state outputs

These alternative models provide options with different input/output configurations, drive capabilities, and additional functionalities to suit specific application requirements.

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10 domande e risposte comuni relative all'applicazione di SN74ACT244NG4 nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of SN74ACT244NG4 in technical solutions:

  1. Q: What is SN74ACT244NG4? A: SN74ACT244NG4 is a type of octal buffer and line driver integrated circuit (IC) that can be used for signal amplification and buffering in various electronic applications.

  2. Q: What is the voltage supply range for SN74ACT244NG4? A: The voltage supply range for SN74ACT244NG4 is typically between 4.5V and 5.5V.

  3. Q: How many channels does SN74ACT244NG4 have? A: SN74ACT244NG4 has 8 channels, which means it can handle up to 8 input/output signals.

  4. Q: What is the maximum output current of SN74ACT244NG4? A: The maximum output current of SN74ACT244NG4 is typically around 24mA per channel.

  5. Q: Can SN74ACT244NG4 be used for level shifting? A: Yes, SN74ACT244NG4 can be used for level shifting as it supports both TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels.

  6. Q: What is the propagation delay of SN74ACT244NG4? A: The propagation delay of SN74ACT244NG4 is typically around 5 nanoseconds.

  7. Q: Is SN74ACT244NG4 compatible with 3.3V logic? A: Yes, SN74ACT244NG4 is compatible with 3.3V logic as it has a wide operating voltage range.

  8. Q: Can SN74ACT244NG4 be used for bidirectional communication? A: No, SN74ACT244NG4 is a unidirectional buffer and line driver, so it is not suitable for bidirectional communication.

  9. Q: What is the maximum operating temperature for SN74ACT244NG4? A: The maximum operating temperature for SN74ACT244NG4 is typically around 85 degrees Celsius.

  10. Q: What are some common applications of SN74ACT244NG4? A: SN74ACT244NG4 is commonly used in digital systems, such as microcontrollers, memory interfaces, data buses, and general-purpose signal buffering and amplification.

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