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NLV74HC245ADWG
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NLV74HC245ADWG

Product Overview

Category: Integrated Circuit (IC)

Use: The NLV74HC245ADWG is a high-speed octal bus transceiver with 3-state outputs. It is designed to handle both TTL and CMOS voltage levels, making it suitable for interfacing between different logic families.

Characteristics: - High-speed operation - Wide voltage range compatibility - 3-state outputs for bus sharing - Low power consumption - Robust design for reliable performance

Package: DWG package (SOIC-20W)

Essence: The NLV74HC245ADWG is an essential component in digital systems that require bidirectional data transfer between different logic families or devices.

Packaging/Quantity: The NLV74HC245ADWG is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: -0.5V to VCC + 0.5V
  • Output Voltage Range: -0.5V to VCC + 0.5V
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay: 9 ns (typical)
  • Output Current: ±6 mA

Pin Configuration

The NLV74HC245ADWG has a total of 20 pins, which are arranged as follows:

+-----+--+-----+ A1 -|1 +--+ 20|- VCC B1 -|2 19|- OE# A2 -|3 18|- B7 B2 -|4 17|- A7 A3 -|5 16|- B6 B3 -|6 15|- A6 A4 -|7 14|- B5 B4 -|8 NLV 13|- A5 GND-|9 74HC245A 12|- B5 OE#-|10 DWG 11|- A5 +-------------+

Functional Features

  • Bidirectional data transfer between TTL and CMOS logic levels.
  • Enable/Disable control (OE# pin) for tri-state outputs, allowing multiple devices to share a common bus.
  • High-speed operation enables efficient data transmission in time-critical applications.
  • Wide voltage range compatibility ensures compatibility with various logic families.

Advantages and Disadvantages

Advantages: - Versatile compatibility with both TTL and CMOS voltage levels. - Low power consumption for energy-efficient designs. - Robust design for reliable performance in demanding environments. - Tri-state outputs enable efficient bus sharing.

Disadvantages: - Limited to octal bus transceiver functionality. - Not suitable for applications requiring higher current handling capabilities.

Working Principles

The NLV74HC245ADWG operates by receiving input signals from one logic family (TTL or CMOS) and translating them into compatible output signals for the other logic family. The bidirectional nature of the device allows data to flow in both directions, enabling seamless communication between different logic systems. The tri-state outputs provide the ability to disable the device, effectively disconnecting it from the bus and allowing other devices to take control.

Detailed Application Field Plans

The NLV74HC245ADWG finds applications in various digital systems, including but not limited to: 1. Microcontrollers and microprocessors interfacing. 2. Data communication systems. 3. Industrial automation and control systems. 4. Automotive electronics. 5. Consumer electronics.

Detailed and Complete Alternative Models

  1. SN74HC245N: Octal bus transceiver with 3-state outputs, DIP-20 package.
  2. CD74HCT245E: High-speed CMOS octal bus transceiver, PDIP-20 package.
  3. MC74HC245AN: Octal bus transceiver with 3-state outputs, DIP-20 package.

These alternative models offer similar functionality and can be used as replacements for the NLV74HC245ADWG in various applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av NLV74HC245ADWG i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of NLV74HC245ADWG in technical solutions:

  1. Q: What is NLV74HC245ADWG? A: NLV74HC245ADWG is a type of octal bus transceiver that provides bidirectional level shifting between two voltage domains.

  2. Q: What is the operating voltage range for NLV74HC245ADWG? A: The operating voltage range for NLV74HC245ADWG is typically between 2V and 6V.

  3. Q: Can NLV74HC245ADWG be used for level shifting between different logic families? A: Yes, NLV74HC245ADWG can be used for level shifting between different logic families, such as TTL and CMOS.

  4. Q: How many channels does NLV74HC245ADWG have? A: NLV74HC245ADWG has 8 bidirectional channels.

  5. Q: What is the maximum data transfer rate supported by NLV74HC245ADWG? A: NLV74HC245ADWG supports a maximum data transfer rate of typically 25 MHz.

  6. Q: Can NLV74HC245ADWG handle both push-pull and open-drain outputs? A: Yes, NLV74HC245ADWG can handle both push-pull and open-drain outputs.

  7. Q: Is NLV74HC245ADWG compatible with 5V logic levels? A: Yes, NLV74HC245ADWG is compatible with 5V logic levels.

  8. Q: Does NLV74HC245ADWG have built-in ESD protection? A: Yes, NLV74HC245ADWG has built-in ESD protection to prevent damage from electrostatic discharge.

  9. Q: Can NLV74HC245ADWG be used in automotive applications? A: Yes, NLV74HC245ADWG is suitable for automotive applications as it meets the necessary standards and requirements.

  10. Q: What is the package type of NLV74HC245ADWG? A: NLV74HC245ADWG is available in a wide SOIC-20 package.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for NLV74HC245ADWG.