SN74LVC244APWTG4

Product Overview

• Category: Integrated Circuit
• Use: Buffer/Line Driver
• Characteristics: Low Voltage, CMOS Logic, Octal Bus Buffer
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: High-speed, low-power buffer with 3-state outputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 80 MHz
• Number of Channels: 8
• Output Current: ±24mA
• Propagation Delay: 2.7 ns (Max) at 3.3V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVC244APWTG4 has a total of 20 pins, which are arranged as follows:

___________ | | 1A |1 20| VCC 2A |2 19| 2Y 1Y |3 18| 1B 2Y |4 17| 2B 1B |5 16| 1Y 2B |6 15| 2A GND |7 14| 1A 1Y |8 13| GND 2Y |9 12| 2A 1B |10 11| 1B |___________|

Functional Features

• High-speed operation: The SN74LVC244APWTG4 is designed to operate at high frequencies, making it suitable for applications requiring fast data transfer.
• Low power consumption: This IC operates at low voltage levels, resulting in reduced power consumption and improved energy efficiency.
• 3-state outputs: The 3-state outputs allow the device to be connected to a bus without interfering with other devices on the same bus.
• ESD protection: The IC provides built-in electrostatic discharge (ESD) protection, ensuring reliable operation in harsh environments.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer. - Low power consumption results in improved energy efficiency. - 3-state outputs allow for easy integration into bus systems. - ESD protection ensures reliability in challenging conditions.

Disadvantages: - Limited supply voltage range may restrict compatibility with certain systems. - Propagation delay may affect real-time applications requiring immediate response.

Working Principles

The SN74LVC244APWTG4 is an octal buffer/line driver that operates using CMOS logic. It takes input signals and amplifies them to drive output lines. The device uses a combination of transistors and resistors to achieve high-speed operation while minimizing power consumption. The 3-state outputs allow the device to be connected to a bus, where it can either drive the bus or enter a high-impedance state to avoid interfering with other devices.

Detailed Application Field Plans

The SN74LVC244APWTG4 is commonly used in various applications, including:

1. Data communication systems: It can be used to buffer and amplify signals in high-speed data transmission systems, such as Ethernet switches and routers.
2. Industrial automation: The IC is suitable for driving control signals in industrial automation equipment, such as PLCs (Programmable Logic Controllers) and motor control systems.
3. Automotive electronics: It finds applications in automotive electronics, including vehicle communication networks and infotainment systems.
4. Consumer electronics: The device can be used in various consumer electronic devices, such as smartphones, tablets, and gaming consoles, to interface with external peripherals.

Detailed and Complete Alternative Models

1. SN74LVC244A: This is the non-automotive version of the SN74LVC244APWTG4, suitable for general-purpose applications.
2. SN74LVCH244A: This variant operates at a wider supply voltage range (1.65V to 3.6V) and offers lower power consumption compared to the SN74LVC244APWTG4.
3. SN74LVC244ADGVR: This model comes in a different package (TSSOP-20), offering an alternative form factor for space-constrained applications.

These alternative models provide similar functionality but may have variations in operating characteristics, package options, or voltage ranges to suit specific application requirements.

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