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74AC11245NSRG4
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Encyclopedia Entry: 74AC11245NSRG4

Product Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Signal Buffer/Driver
  • Characteristics: High-speed, low-power, non-inverting, 12-bit bus transceiver
  • Package: NSRG4 (Surface Mount Package)
  • Essence: The 74AC11245NSRG4 is a versatile IC that provides bidirectional buffering and signal driving capabilities for 12-bit buses in various electronic systems.
  • Packaging/Quantity: Available in reels or tubes, with varying quantities depending on the supplier.

Specifications

  • Logic Family: 74AC
  • Number of Channels: 12
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Voltage Range: 2V to 6V
  • Propagation Delay: Typically 5.5ns
  • Output Drive Capability: ±24mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74AC11245NSRG4 has a total of 48 pins, arranged as follows:

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

Functional Features

  • Bidirectional data flow: Allows data transmission in both directions on the bus.
  • Non-inverting: The input and output signals have the same logic level.
  • High-speed operation: Designed for fast data transfer rates.
  • Low-power consumption: Optimized for energy-efficient applications.
  • Output drive capability: Can drive relatively high loads without signal degradation.

Advantages and Disadvantages

Advantages: - Versatile and widely used in various electronic systems. - Provides bidirectional buffering for 12-bit buses. - High-speed operation allows for efficient data transfer. - Low-power consumption helps conserve energy. - Can drive relatively high loads without signal degradation.

Disadvantages: - Limited to 12-bit bus applications. - Requires careful consideration of voltage levels and compatibility with other components in the system.

Working Principles

The 74AC11245NSRG4 operates by receiving input signals on one set of pins (A1-A12) and transmitting them to another set of pins (B1-B12) bidirectionally. The direction of data flow is controlled by the Output Enable (OE#) pin. When OE# is low, the IC is enabled, allowing data transmission in both directions. When OE# is high, the IC is disabled, effectively isolating the input and output sides.

Detailed Application Field Plans

The 74AC11245NSRG4 finds applications in various electronic systems that require bidirectional buffering and driving capabilities for 12-bit buses. Some common application fields include:

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 74AC11245NSRG4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of 74AC11245NSRG4 in technical solutions:

  1. Q: What is the 74AC11245NSRG4? A: The 74AC11245NSRG4 is a 12-bit non-inverting bus transceiver with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of the 74AC11245NSRG4? A: The purpose of this IC is to enable bidirectional transfer of data between two buses with different voltage levels or logic families.

  3. Q: What is the operating voltage range for the 74AC11245NSRG4? A: The operating voltage range for this IC is typically between 2V and 6V.

  4. Q: Can the 74AC11245NSRG4 handle high-speed data transfers? A: Yes, it is designed to support high-speed data transfers with a maximum propagation delay of a few nanoseconds.

  5. Q: How many channels does the 74AC11245NSRG4 have? A: This IC has 12 bidirectional channels, allowing for parallel data transfer.

  6. Q: Can the 74AC11245NSRG4 be used in mixed-voltage level applications? A: Yes, it can be used to interface between buses operating at different voltage levels, such as 3.3V and 5V.

  7. Q: Does the 74AC11245NSRG4 have built-in protection features? A: Yes, it has built-in ESD protection on all inputs and outputs, ensuring reliability in harsh environments.

  8. Q: What is the power supply requirement for the 74AC11245NSRG4? A: It requires a single power supply voltage, typically between 2V and 6V.

  9. Q: Can the 74AC11245NSRG4 be used in automotive applications? A: Yes, it is suitable for automotive applications as it meets the necessary standards for automotive electronics.

  10. Q: Are there any specific layout considerations for using the 74AC11245NSRG4? A: Yes, it is recommended to follow the manufacturer's guidelines for proper PCB layout, including minimizing trace lengths and providing adequate decoupling capacitors.

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