SN74LV244ATDBRE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics:
  • Low-voltage operation
  • High-speed performance
  • Non-inverting buffer
• Package: TSSOP-20
• Essence: Logic Level Shifter
• 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
• Maximum Operating Frequency: 100MHz
• Number of Channels: 8
• Input/Output Type: Non-Inverting
• Propagation Delay Time: 3.7ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LV244ATDBRE4 IC has a TSSOP-20 package with the following pin configuration:

__ __ A1 | 1 20 | VCC B1 | 2 19 | OE# A2 | 3 18 | B2 B2 | 4 17 | A3 A3 | 5 16 | B3 B3 | 6 15 | A4 A4 | 7 14 | B4 GND| 8 13 | A5 Y4 | 9 12 | B5 Y3 |10 11 | A6 ‾‾ ‾‾

Functional Features

• The SN74LV244ATDBRE4 is an octal buffer/line driver designed for low-voltage applications.
• It provides non-inverting logic level shifting, allowing seamless interfacing between devices operating at different voltage levels.
• The device offers high-speed performance, making it suitable for applications requiring fast signal transmission.
• With a wide supply voltage range and operating temperature range, it can be used in various environments.

Advantages and Disadvantages

Advantages: - Low-voltage operation enables compatibility with modern electronic systems. - High-speed performance ensures efficient data transfer. - Non-inverting buffer simplifies signal routing and reduces the need for additional circuitry.

Disadvantages: - Limited number of channels (8) may not be sufficient for complex systems requiring more inputs/outputs. - Propagation delay time may introduce timing issues in certain applications.

Working Principles

The SN74LV244ATDBRE4 operates by receiving input signals and providing amplified, non-inverted output signals. It acts as a buffer or line driver, ensuring that the input signal is accurately replicated at the output while maintaining signal integrity. The device uses CMOS technology to achieve low-voltage operation and high-speed performance.

Detailed Application Field Plans

The SN74LV244ATDBRE4 is commonly used in various applications, including:

1. Microcontroller Interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
2. Level Shifting: It allows interfacing between devices with incompatible voltage levels, such as sensors and microprocessors.
3. Signal Amplification: It boosts weak signals to ensure reliable transmission over long distances.
4. Bus Driving: It drives data buses in digital systems, enabling efficient data transfer between multiple components.

Detailed and Complete Alternative Models

1. SN74LVC244A: Similar to SN74LV244ATDBRE4 but operates at a higher voltage range (1.65V to 3.6V).
2. SN74HCT244: Offers compatibility with higher voltage systems (2V to 6V) but has slower speed compared to SN74LV244ATDBRE4.
3. SN74LV125A: Quad buffer/line driver with similar characteristics, suitable for applications requiring fewer channels.

These alternative models provide options based on specific voltage requirements, speed considerations, and the number of channels needed.

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