SN74LV244ADWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: Low-voltage, Octal Bus Buffer with 3-State Outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: A high-performance buffer IC designed to provide signal buffering and line driving capabilities in low-voltage applications.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• High-Level Input Voltage: 0.7 x VCC
• Low-Level Input Voltage: 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC
• Low-Level Output Voltage: 0.1 x VCC
• Maximum Operating Frequency: 100MHz
• Number of Channels: 8
• Output Current: ±24mA
• Propagation Delay Time: 6.5ns (max)

Detailed Pin Configuration

The SN74LV244ADWRG4 has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) - Active Low Output Enable
2. A1 - Input A1
3. Y1 - Output Y1
4. A2 - Input A2
5. Y2 - Output Y2
6. A3 - Input A3
7. Y3 - Output Y3
8. GND - Ground
9. Y4 - Output Y4
10. A4 - Input A4
11. Y5 - Output Y5
12. A5 - Input A5
13. Y6 - Output Y6
14. A6 - Input A6
15. Y7 - Output Y7
16. A7 - Input A7
17. VCC - Supply Voltage
18. Y8 - Output Y8
19. A8 - Input A8
20. OE (Output Enable) - Active Low Output Enable

Functional Features

• Octal buffer with 3-state outputs
• High-speed operation suitable for low-voltage applications
• Wide supply voltage range allows compatibility with various systems
• 3-state outputs provide flexibility in controlling bus lines
• Inputs and outputs are compatible with TTL logic levels

Advantages and Disadvantages

Advantages: - Low-voltage operation enables power-efficient designs - High-speed performance allows for fast data transmission - 3-state outputs provide flexibility in bus line control - Wide supply voltage range enhances compatibility

Disadvantages: - Limited number of channels (8) - Propagation delay time may affect timing-sensitive applications

Working Principles

The SN74LV244ADWRG4 is a buffer IC that amplifies and drives signals on its inputs to the corresponding outputs. It operates by receiving input signals and providing amplified output signals, which can be used to drive other components or devices. The 3-state outputs allow the IC to be effectively disconnected from the bus lines when not in use, preventing signal interference.

Detailed Application Field Plans

The SN74LV244ADWRG4 is commonly used in various applications, including:

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

In microprocessor-based systems, the IC is used to buffer and drive address and data buses between the microprocessor and memory or peripheral devices. In data communication systems, it helps amplify and transmit signals between different network components. In industrial automation and automotive electronics, it ensures reliable signal transmission between control units and sensors/actuators. In consumer electronics, it is utilized for signal buffering and line driving in audio/video equipment, gaming consoles, and more.

Detailed and Complete Alternative Models

1. SN74LV244A
2. SN74LVC244A
3. SN74HCT244
4. SN74HC244
5. SN74ACT244

These alternative models offer similar functionality and characteristics to the SN74LV244ADWRG4, providing options for different voltage requirements or specific application needs.

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