Encyclopedia Entry: 74ALVT16823DL,518

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, voltage-level shifting
• Package: DL,518 (Dual in Line Package with 518 pins)
• Essence: This IC is designed to translate logic levels between different voltage domains.
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on manufacturer.

Specifications

• Logic Family: ALVT
• Number of Channels: 16
• Voltage Translation: 3.3V to 5V and vice versa
• Operating Voltage Range: 2.7V to 3.6V
• Propagation Delay: <10 ns
• Output Drive Capability: 24 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ALVT16823DL,518 IC has a total of 64 pins, divided into two sections:

Section A (Pins 1-32)

• Pin 1: Channel 1 Input A
• Pin 2: Channel 1 Input B
• ...
• Pin 31: Channel 16 Input A
• Pin 32: Channel 16 Input B

Section B (Pins 33-64)

• Pin 33: Channel 1 Output Y
• Pin 34: Channel 1 Output Ybar
• ...
• Pin 63: Channel 16 Output Y
• Pin 64: Channel 16 Output Ybar

Functional Features

• Provides bidirectional voltage level translation between 3.3V and 5V logic systems.
• Supports high-speed data transmission with minimal propagation delay.
• Low power consumption makes it suitable for battery-powered applications.
• 16 independent channels allow for simultaneous translation of multiple signals.
• Output drive capability ensures compatibility with various loads.

Advantages and Disadvantages

Advantages

• Efficient voltage level shifting between different logic systems.
• High-speed operation enables fast data transfer.
• Low power consumption extends battery life in portable devices.
• Multiple channels provide flexibility in signal translation.

Disadvantages

• Limited voltage translation range (3.3V to 5V).
• Not suitable for applications requiring translation between other voltage levels.
• Higher pin count may require more complex PCB layout.

Working Principles

The 74ALVT16823DL,518 utilizes a combination of MOSFETs and CMOS technology to achieve voltage level translation. It employs a dual-supply design, allowing it to interface between 3.3V and 5V logic systems. The IC uses level-shifting circuitry to convert the input signals from one voltage domain to another, ensuring proper communication between different components operating at different voltage levels.

Detailed Application Field Plans

The 74ALVT16823DL,518 is commonly used in various applications that require voltage level translation between 3.3V and 5V logic systems. Some typical application fields include:

1. Microcontroller interfacing
2. Communication interfaces (UART, SPI, I2C)
3. Memory modules (SRAM, Flash)
4. Sensor networks
5. Industrial automation systems

Detailed and Complete Alternative Models

1. SN74LVC4245A: Octal Bus Transceiver with Voltage-Level Shifting
2. CD4050B: Hex Non-Inverting Buffer/Converter
3. TXS0108EPWR: 8-Bit Bidirectional Voltage-Level Translator

These alternative models offer similar functionality and can be considered as alternatives to the 74ALVT16823DL,518 based on specific application requirements.

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