SN74LVC2244APWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: Low-Voltage CMOS Octal Buffer/Driver with 3-State Outputs
• Package: TSSOP-20
• Essence: This IC is designed to provide high-speed, low-power buffering and driving capabilities for various digital applications.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units 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: 80MHz
• Number of Buffers/Drivers: 8
• Output Type: 3-State

Detailed Pin Configuration

The SN74LVC2244APWRG4 has a TSSOP-20 package with the following pin configuration:

+-------------------+ OE |1 20| VCC A1, B1 |2 19| A2, B2 A3, B3 |3 18| A4, B4 A5, B5 |4 SN74LVC2244A 17| A6, B6 A7, B7 |5 16| A8, B8 GND |6 15| OE# Y |7 14| B8 Y |8 13| B7 Y |9 12| B6 Y |10 11| B5 +-------------------+

Functional Features

• Low-voltage operation: The SN74LVC2244APWRG4 operates at a supply voltage as low as 1.65V, making it suitable for battery-powered devices.
• High-speed performance: With a maximum operating frequency of 80MHz, this IC ensures fast data transmission and processing.
• 3-state outputs: The 3-state outputs allow multiple devices to share the same bus without interference.
• ESD protection: The IC is designed with built-in electrostatic discharge (ESD) protection, enhancing its reliability in harsh environments.

Advantages and Disadvantages

Advantages: - Low power consumption - Wide supply voltage range - High-speed operation - 3-state outputs for bus sharing

Disadvantages: - Limited number of buffers/drivers (8 in total) - TSSOP package may require careful handling during assembly

Working Principles

The SN74LVC2244APWRG4 functions as a buffer/driver by amplifying and shaping digital signals. It accepts input signals from external devices and provides amplified output signals to drive other components or devices. The 3-state outputs allow the IC to be connected to a shared bus, enabling multiple devices to communicate without signal conflicts.

Detailed Application Field Plans

The SN74LVC2244APWRG4 is widely used in various digital applications, including but not limited to: - Microcontrollers - Data communication systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• SN74LVC244APWRG4
• SN74LVC244ADBR
• SN74LVC244APW
• SN74LVC244ADGVR
• SN74LVC244ADGVRE4

These alternative models offer similar functionality and characteristics to the SN74LVC2244APWRG4, providing options for different package types or pin configurations.

In conclusion, the SN74LVC2244APWRG4 is a versatile low-voltage CMOS buffer/driver IC with high-speed performance and 3-state outputs. It finds applications in various digital systems and offers advantages such as low power consumption and wide supply voltage range. However, it has a limited number of buffers/drivers and requires careful handling due to its TSSOP package. Alternative models are available to suit different requirements.