74LVC541APW,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: Low-voltage CMOS Octal Buffer/Line Driver with 5V Tolerant Inputs and Outputs
• Package: TSSOP20
• Essence: This IC is designed to shift logic levels between different voltage domains, allowing compatibility between devices operating at different voltage levels.
• Packaging/Quantity: Tape and Reel, 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: 100 MHz
• Number of Channels: 8

Detailed Pin Configuration

The 74LVC541APW,118 IC has a total of 20 pins arranged as follows:

__ __ A1 | 1 20 | VCC A2 | 2 19 | OE# A3 | 3 18 | I/O1 A4 | 4 17 | I/O2 A5 | 5 16 | I/O3 A6 | 6 15 | I/O4 A7 | 7 14 | GND A8 | 8 13 | I/O5 GND | 9 12 | I/O6 GND |10 11 | I/O7 ‾‾ ‾‾

Functional Features

• Logic Level Shifting: The 74LVC541APW,118 allows for seamless translation of logic levels between different voltage domains.
• 5V Tolerant Inputs and Outputs: This IC can handle inputs and outputs from devices operating at 5V logic levels, making it compatible with a wide range of systems.
• Octal Buffer/Line Driver: It provides buffering and line driving capabilities for up to eight channels.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for compatibility with various systems. - 5V tolerant inputs and outputs enhance versatility. - High-speed operation with a maximum frequency of 100 MHz. - Compact TSSOP20 package saves board space.

Disadvantages: - Limited number of channels (8) may not be sufficient for certain applications requiring more I/O lines. - Not suitable for high-voltage applications due to the specified supply voltage range.

Working Principles

The 74LVC541APW,118 operates by receiving input signals from one voltage domain and shifting them to match the logic levels of another voltage domain. It utilizes CMOS technology to achieve low power consumption and high noise immunity. The buffer/line driver functionality ensures that the output signals are capable of driving external loads without significant degradation.

Detailed Application Field Plans

The 74LVC541APW,118 is commonly used in various applications, including but not limited to:

1. Microcontroller interfacing: It enables communication between microcontrollers operating at different voltage levels.
2. Level shifting in mixed-voltage systems: It facilitates compatibility between components with varying logic levels, such as sensors, displays, and memory modules.
3. Industrial automation: It can be employed in control systems where different subsystems operate at different voltage levels.
4. Communication interfaces: It assists in level translation between different communication protocols, such as UART, SPI, and I2C.

Detailed and Complete Alternative Models

• 74LVC541A: Similar to 74LVC541APW,118 but in a different package (SO20).
• SN74LVC541A: Equivalent IC from Texas Instruments.
• MC74LVC541A: Alternative offering from ON Semiconductor.

These alternative models provide similar functionality and can be used as replacements for the 74LVC541APW,118 depending on specific requirements and availability.

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