SN74LV541ATDGVR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: Low-voltage, Octal Buffer/Driver with 3-State Outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: This IC is designed to shift logic levels between different voltage domains, allowing communication 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
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Number of Inputs/Outputs: 8
• Output Drive Capability: ±24mA
• Propagation Delay: 4.2ns (typical)

Detailed Pin Configuration

The SN74LV541ATDGVR has a total of 20 pins, which are arranged as follows:

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

Functional Features

• Logic level shifting between different voltage domains
• 3-state outputs for bus-oriented applications
• High-speed operation with low power consumption
• ESD (Electrostatic Discharge) protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - Fast propagation delay enables high-speed data transmission - 3-state outputs facilitate bus sharing between multiple devices

Disadvantages: - Limited output drive capability may not be suitable for driving heavy loads - TSSOP package may require careful handling during assembly

Working Principles

The SN74LV541ATDGVR operates by receiving input signals from one voltage domain and shifting them to another voltage domain. It utilizes a combination of MOSFETs and CMOS technology to achieve this level shifting functionality. The IC also features 3-state outputs, which allow the device to be connected to a common bus without causing conflicts.

Detailed Application Field Plans

The SN74LV541ATDGVR is commonly used in various applications where logic level shifting is required. Some of the typical application fields include:

1. Microcontroller interfacing with different voltage peripherals
2. Communication interfaces between devices operating at different voltage levels
3. Bus sharing between multiple devices with different voltage requirements
4. Level translation in battery-powered portable devices

Detailed and Complete Alternative Models

1. SN74LVC541A: Similar octal buffer/driver with 3-state outputs, but operates at a wider supply voltage range of 1.65V to 3.6V.
2. SN74LV244A: Octal buffer/driver with non-inverting 3-state outputs, suitable for bidirectional data communication.
3. SN74LVC07A: Hex buffer/driver with open-drain outputs, commonly used for level shifting and signal buffering.

These alternative models offer similar functionality to the SN74LV541ATDGVR but may have different specifications and package options.

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