MC74HCT244ADTR2G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-Speed, CMOS Technology
• Package: TSSOP-20
• Essence: Octal Buffer/Line Driver with 3-State Outputs
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 74 MHz
• Number of Inputs/Outputs: 8
• Logic Family: HCT
• Logic Type: Non-Inverting
• Output Type: 3-State
• Propagation Delay Time: 12 ns (typical)

Detailed Pin Configuration

1. GND (Ground)
2. A1 (Input/Output)
3. B1 (Input/Output)
4. A2 (Input/Output)
5. B2 (Input/Output)
6. A3 (Input/Output)
7. B3 (Input/Output)
8. A4 (Input/Output)
9. B4 (Input/Output)
10. OE (Output Enable)
11. B5 (Input/Output)
12. A5 (Input/Output)
13. B6 (Input/Output)
14. A6 (Input/Output)
15. B7 (Input/Output)
16. A7 (Input/Output)
17. B8 (Input/Output)
18. A8 (Input/Output)
19. VCC (Supply Voltage)
20. GND (Ground)

Functional Features

• Octal buffer/line driver with 3-state outputs
• Provides high-speed logic level shifting
• Allows bidirectional communication between devices operating at different voltage levels
• 3-state outputs enable bus sharing and reduce bus contention issues

Advantages

• High-speed operation allows for efficient data transfer
• CMOS technology provides low power consumption
• 3-state outputs enable bus sharing, reducing the number of required pins
• Wide supply voltage range allows compatibility with various systems

Disadvantages

• Limited maximum operating frequency compared to some other ICs
• TSSOP package may require careful handling during assembly

Working Principles

The MC74HCT244ADTR2G is an octal buffer/line driver that utilizes CMOS technology. It operates by receiving input signals and amplifying them to drive output lines. The 3-state outputs allow the device to be effectively disconnected from the bus when not in use, preventing signal interference.

Detailed Application Field Plans

• Level shifting in mixed-voltage systems
• Interface between microcontrollers and peripheral devices
• Bus drivers in digital communication protocols (e.g., I2C, SPI)
• Buffering and line driving in data acquisition systems

Detailed and Complete Alternative Models

1. SN74HCT244N - DIP-20 package, similar specifications
2. CD74HCT244E - PDIP-20 package, similar specifications
3. 74HCT244PW - TSSOP-20 package, similar specifications

Note: These alternative models are provided as examples and may have slight variations in specifications and packaging.

This entry provides an overview of the MC74HCT244ADTR2G integrated circuit. It includes basic information such as its category, use, characteristics, package, essence, and packaging/quantity details. The specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models are also discussed.