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74ACT11244DBR
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Encyclopedia Entry: 74ACT11244DBR

Product Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Driver
  • Characteristics: High-speed, low-power, non-inverting, 3-state output
  • Package: SSOP-48
  • Essence: The 74ACT11244DBR is a high-performance buffer/driver IC designed for use in various digital applications.
  • Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

  • Logic Family: ACT
  • Number of Channels: 12
  • Input Voltage: 2.0V to 5.5V
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay: 4.5ns (typical)
  • Output Current: ±24mA
  • Supply Voltage: 2.0V to 5.5V

Detailed Pin Configuration

The 74ACT11244DBR has a total of 48 pins arranged as follows:

┌───┬───┐ A1 -|1 └─ 48|- VCC B1 -|2 47|- B2 A2 -|3 46|- B3 B3 -|4 45|- A3 A3 -|5 44|- B4 B4 -|6 43|- A4 A4 -|7 42|- B5 B5 -|8 41|- A5 A5 -|9 40|- B6 B6 -|10 39|- A6 A6 -|11 38|- B7 B7 -|12 37|- A7 A7 -|13 36|- B8 B8 -|14 35|- A8 A8 -|15 34|- B9 B9 -|16 33|- A9 A9 -|17 32|- B10 B10 -|18 31|- A10 A10 -|19 30|- B11 B11 -|20 29|- A11 A11 -|21 28|- B12 B12 -|22 27|- A12 GND -|23 26|- B13 OE -|24 25|- A13 └───────┘

Functional Features

  • Non-inverting buffer/driver with 3-state outputs.
  • High-speed operation suitable for various digital applications.
  • Low power consumption, making it energy-efficient.
  • Wide operating voltage range allows compatibility with different systems.
  • 3-state outputs enable bus sharing and reduce contention in multi-device systems.

Advantages and Disadvantages

Advantages: - High-performance buffer/driver suitable for demanding digital applications. - Low power consumption helps conserve energy. - Wide operating voltage range provides flexibility in system integration. - 3-state outputs allow for efficient bus sharing.

Disadvantages: - Limited number of channels (12) may not be sufficient for certain applications requiring more inputs/outputs. - The SSOP-48 package may not be compatible with all PCB designs or assembly processes.

Working Principles

The 74ACT11244DBR is designed to amplify and drive digital signals. It operates as a non-inverting buffer/driver, meaning the output signal follows the input signal with no inversion. The 3-state outputs allow the device to be effectively disconnected from the bus when not in use, reducing contention and enabling multiple devices to share the same bus.

Detailed Application Field Plans

The 74ACT11244DBR can be used in various digital applications, including but not limited to: - Data communication systems - Memory interfaces - Address decoding circuits - Clock distribution networks - Bus drivers

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74ACT11244DBR include: - 74ACT244: Octal buffer/driver with 3-state outputs - 74HC112: Dual JK flip-flop with preset and clear - 74LS125: Quad buffer/line driver with 3-state outputs

These alternative models may have different specifications, pin configurations, or package options, so it is important to select the one that best suits the specific requirements of the application.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74ACT11244DBR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74ACT11244DBR in technical solutions:

  1. Q: What is the 74ACT11244DBR? A: The 74ACT11244DBR is a type of octal buffer/line driver integrated circuit (IC) that can be used in various digital logic applications.

  2. Q: What is the voltage supply range for the 74ACT11244DBR? A: The voltage supply range for this IC is typically between 4.5V and 5.5V.

  3. Q: How many channels does the 74ACT11244DBR have? A: The 74ACT11244DBR has 8 channels, making it an octal buffer/line driver.

  4. Q: What is the maximum output current of each channel? A: Each channel of the 74ACT11244DBR can provide a maximum output current of around 24mA.

  5. Q: Can the 74ACT11244DBR handle bidirectional data flow? A: Yes, the 74ACT11244DBR supports bidirectional data flow, allowing data to be transmitted in both directions.

  6. Q: What is the typical propagation delay of the 74ACT11244DBR? A: The typical propagation delay for this IC is around 5 nanoseconds.

  7. Q: Is the 74ACT11244DBR compatible with TTL logic levels? A: Yes, the 74ACT11244DBR is designed to be compatible with TTL logic levels, making it suitable for interfacing between different logic families.

  8. Q: Can the 74ACT11244DBR be used in high-speed applications? A: Yes, the 74ACT11244DBR is capable of operating at high speeds, making it suitable for applications that require fast data transmission.

  9. Q: What is the maximum operating frequency of the 74ACT11244DBR? A: The maximum operating frequency of this IC is typically around 125MHz.

  10. Q: Are there any special considerations when using the 74ACT11244DBR in a circuit? A: It is important to ensure proper decoupling and bypassing techniques are employed to minimize noise and maintain signal integrity when using the 74ACT11244DBR in a circuit.

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