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CD74ACT245M96G4
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CD74ACT245M96G4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Bus Transceiver
  • Characteristics: High-speed, low-power, 8-bit bidirectional transceiver
  • Package: SOIC-20
  • Essence: Facilitates bidirectional data transfer between two buses with different voltage levels
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V to VCC
  • Low-Level Input Voltage: GND to 0.8V
  • High-Level Output Voltage: VCC - 0.5V
  • Low-Level Output Voltage: 0.5V
  • Maximum Operating Frequency: 120MHz
  • Propagation Delay Time: 7ns
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CD74ACT245M96G4 has a total of 20 pins. The pin configuration is as follows:

  1. OE (Output Enable) - Active LOW output enable input
  2. A1-A8 (Data Bus A) - Bidirectional data bus A
  3. GND (Ground) - Ground reference
  4. B1-B8 (Data Bus B) - Bidirectional data bus B
  5. VCC (Supply Voltage) - Positive supply voltage
  6. DIR (Direction Control) - Direction control input
  7. NC (No Connection) - No electrical connection
  8. NC (No Connection) - No electrical connection
  9. NC (No Connection) - No electrical connection
  10. NC (No Connection) - No electrical connection
  11. NC (No Connection) - No electrical connection
  12. NC (No Connection) - No electrical connection
  13. NC (No Connection) - No electrical connection
  14. NC (No Connection) - No electrical connection
  15. NC (No Connection) - No electrical connection
  16. NC (No Connection) - No electrical connection
  17. NC (No Connection) - No electrical connection
  18. NC (No Connection) - No electrical connection
  19. VCC (Supply Voltage) - Positive supply voltage
  20. GND (Ground) - Ground reference

Functional Features

  • Bidirectional data transfer between two buses with different voltage levels
  • High-speed operation up to 120MHz
  • Low-power consumption
  • Output enable control for disabling the outputs
  • Direction control for selecting the data flow direction

Advantages and Disadvantages

Advantages: - Facilitates communication between buses with different voltage levels - High-speed operation allows for efficient data transfer - Low-power consumption helps in reducing overall power requirements

Disadvantages: - Limited to 8-bit bidirectional data transfer - Requires careful consideration of voltage compatibility between buses

Working Principles

The CD74ACT245M96G4 is a bidirectional bus transceiver that enables data transfer between two buses operating at different voltage levels. It utilizes an output enable (OE) pin to control the direction of data flow and a direction control (DIR) pin to select the desired data flow direction.

When the OE pin is low, the outputs are enabled, allowing data to be transferred bidirectionally between the A and B buses. The DIR pin determines the direction of data flow: when it is high, data flows from bus A to bus B, and when it is low, data flows from bus B to bus A.

The transceiver operates at high speeds of up to 120MHz, ensuring efficient data transfer. Additionally, it features low-power consumption, making it suitable for applications where power efficiency is crucial.

Detailed Application Field Plans

The CD74ACT245M96G4 is commonly used in various applications, including:

  1. Microcontroller interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
  2. Data acquisition systems: It enables data transfer between sensors and processing units with varying voltage requirements.
  3. Industrial automation: The transceiver allows for bidirectional data exchange between different control modules in industrial automation systems.
  4. Communication equipment: It can be utilized in networking devices to interface between buses with different voltage levels.

Detailed and Complete Alternative Models

  1. SN74ACT245: Similar 8-bit bidirectional bus transceiver from Texas Instruments.
  2. MC74ACT245: Equivalent device manufactured by ON Semiconductor.
  3. 74HCT245: Alternative model with similar functionality but operates at a lower voltage level.

These alternative models provide similar features and can be considered as replacements for the CD74ACT245M96G4 based on specific application requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi CD74ACT245M96G4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of CD74ACT245M96G4 in technical solutions:

  1. Q: What is CD74ACT245M96G4? A: CD74ACT245M96G4 is a type of octal bus transceiver that can be used for bidirectional data transfer between different voltage levels.

  2. Q: What is the operating voltage range of CD74ACT245M96G4? A: The operating voltage range of CD74ACT245M96G4 is typically between 2V and 6V.

  3. Q: Can CD74ACT245M96G4 handle both TTL and CMOS logic levels? A: Yes, CD74ACT245M96G4 is compatible with both TTL and CMOS logic levels.

  4. Q: How many channels does CD74ACT245M96G4 have? A: CD74ACT245M96G4 has 8 bidirectional channels.

  5. Q: What is the maximum data transfer rate supported by CD74ACT245M96G4? A: CD74ACT245M96G4 supports a maximum data transfer rate of 24 MHz.

  6. Q: Can CD74ACT245M96G4 be used for level shifting applications? A: Yes, CD74ACT245M96G4 can be used for level shifting between different voltage domains.

  7. Q: Does CD74ACT245M96G4 have any built-in protection features? A: Yes, CD74ACT245M96G4 has built-in ESD protection on all inputs and outputs.

  8. Q: What is the power supply voltage required for CD74ACT245M96G4? A: CD74ACT245M96G4 typically requires a power supply voltage of 5V.

  9. Q: Can CD74ACT245M96G4 be used in automotive applications? A: Yes, CD74ACT245M96G4 is qualified for automotive applications and meets the necessary standards.

  10. Q: What package options are available for CD74ACT245M96G4? A: CD74ACT245M96G4 is available in various package options, such as SOIC, TSSOP, and PDIP.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for CD74ACT245M96G4.