Encyclopedia Entry: 74FCT244CTPGG

Product Overview

Category

The 74FCT244CTPGG belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for signal amplification and buffering purposes.

Characteristics

• The 74FCT244CTPGG is a high-speed octal buffer/line driver.
• It operates on a wide voltage range, typically between 4.5V and 5.5V.
• This IC offers non-inverting outputs and tri-state outputs for bus-oriented applications.
• It has a low input and output leakage current, making it suitable for low-power designs.

Package

The 74FCT244CTPGG is available in a 20-pin TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of the 74FCT244CTPGG lies in its ability to provide reliable signal buffering and line driving capabilities in digital electronic systems.

Packaging/Quantity

This IC is typically sold in reels or tubes, with each reel/tube containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 4.5V - 5.5V
• Input Voltage Range: GND to VCC
• Output Voltage Range: GND to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Propagation Delay: 6 ns
• Maximum Input Capacitance: 10 pF
• Maximum Output Capacitance: 15 pF

Detailed Pin Configuration

The 74FCT244CTPGG has a total of 20 pins, which are assigned specific functions as follows:

1. A1: Input pin for data signal A1
2. Y1: Output pin for buffered data signal Y1
3. A2: Input pin for data signal A2
4. Y2: Output pin for buffered data signal Y2
5. A3: Input pin for data signal A3
6. Y3: Output pin for buffered data signal Y3
7. A4: Input pin for data signal A4
8. Y4: Output pin for buffered data signal Y4
9. GND: Ground reference pin
10. Y5: Output pin for buffered data signal Y5
11. A5: Input pin for data signal A5
12. Y6: Output pin for buffered data signal Y6
13. A6: Input pin for data signal A6
14. Y7: Output pin for buffered data signal Y7
15. A7: Input pin for data signal A7
16. Y8: Output pin for buffered data signal Y8
17. OE: Output Enable pin (active low)
18. VCC: Positive supply voltage pin
19. B1: Input pin for data signal B1
20. B2: Input pin for data signal B2

Functional Features

• The 74FCT244CTPGG provides eight non-inverting buffer/line driver channels.
• It offers tri-state outputs, allowing multiple devices to share a common bus without interference.
• This IC has a high-speed operation, making it suitable for applications requiring quick signal propagation.
• It exhibits low power consumption and low input/output leakage current, contributing to energy-efficient designs.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient signal buffering and line driving.
• Tri-state outputs facilitate bus-oriented applications.
• Low power consumption contributes to energy efficiency.
• Wide voltage range allows compatibility with various digital systems.

Disadvantages

• Limited number of buffer/line driver channels (eight in total).
• May not be suitable for applications requiring a higher number of channels.

Working Principles

The 74FCT244CTPGG operates by receiving input data signals on the A1-A7 and B1-B2 pins. These signals are then buffered and amplified by the internal circuitry. The resulting buffered signals are available at the corresponding Y1-Y8 output pins. The OE (Output Enable) pin controls the tri-state outputs, allowing the user to enable or disable the output signals as needed.

Detailed Application Field Plans

The 74FCT244CTPGG finds application in various digital electronic systems, including but not limited to:

1. Microprocessor-based systems
2. Data communication systems
3. Memory interfaces
4. Industrial automation systems
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

1. SN74FCT244: This IC offers similar functionality and characteristics to the 74FCT244CTPGG.
2. MC74FCT244: Another alternative with comparable features and performance.
3. CD74FCT244: