74LVC244APW,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: Low-voltage CMOS Octal Buffer/Line Driver with 3-state outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: This IC is designed to provide high-speed, low-power buffer functionality for various digital systems.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 200MHz
• Number of Inputs/Outputs: 8

Detailed Pin Configuration

The 74LVC244APW,118 IC has a total of 20 pins. The pin configuration is as follows:

1. GND (Ground)
2. A1 (Input/Output)
3. Y1 (Output)
4. A2 (Input/Output)
5. Y2 (Output)
6. A3 (Input/Output)
7. Y3 (Output)
8. A4 (Input/Output)
9. Y4 (Output)
10. VCC (Power Supply)
11. OE (Output Enable)
12. Y5 (Output)
13. A5 (Input/Output)
14. Y6 (Output)
15. A6 (Input/Output)
16. Y7 (Output)
17. A7 (Input/Output)
18. Y8 (Output)
19. GND (Ground)
20. VCC (Power Supply)

Functional Features

• 3-state outputs allow multiple devices to share a common bus without interference.
• High-speed operation makes it suitable for applications requiring fast data transfer.
• Low-voltage CMOS technology ensures low power consumption.
• Schmitt-trigger inputs provide hysteresis and improve noise immunity.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - 3-state outputs enable efficient bus sharing. - High-speed operation enhances overall system performance. - Low power consumption reduces energy requirements.

Disadvantages: - Limited number of inputs/outputs may restrict its use in complex systems. - TSSOP package may require careful handling during assembly.

Working Principles

The 74LVC244APW,118 is an octal buffer/line driver IC that operates on low-voltage CMOS technology. It accepts logic level signals as inputs and provides amplified output signals. The 3-state outputs allow the device to be connected to a common bus, enabling multiple devices to share the same communication line without interference. The Schmitt-trigger inputs ensure reliable signal detection by providing hysteresis and improving noise immunity.

Detailed Application Field Plans

The 74LVC244APW,118 IC finds applications in various digital systems where buffering or line driving is required. Some potential application fields include:

1. Microcontrollers: Used to interface microcontrollers with external devices such as LCD displays, memory modules, and sensors.
2. Communication Systems: Facilitates signal amplification and isolation in communication interfaces like UART, SPI, and I2C.
3. Industrial Automation: Enables signal conditioning and level shifting in industrial control systems.
4. Automotive Electronics: Provides signal buffering in automotive applications such as dashboard displays and infotainment systems.

Detailed and Complete Alternative Models

1. SN74LVC244A: Similar octal buffer/line driver IC from Texas Instruments.
2. MC74LVC244A: Alternative option from ON Semiconductor.
3. 74HC244: Octal buffer/line driver IC with similar functionality but operates at higher voltage levels.

(Note: This is not an exhaustive list of alternative models, and there are several other manufacturers offering similar ICs.)

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