Encyclopedia Entry: 74ALVCH16524DLRG4

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 74ALVCH16524DLRG4 is a high-performance, low-voltage, 16-bit universal bus transceiver with 3-state outputs. It is designed for asynchronous communication between data buses.

Characteristics: This IC operates at a low voltage range of 1.65V to 3.6V, making it suitable for battery-powered devices and other low-power applications. It features 3-state outputs, allowing multiple devices to share the same bus without interference. The 74ALVCH16524DLRG4 also has built-in ESD protection, ensuring reliable operation in harsh environments.

Package: The 74ALVCH16524DLRG4 comes in a small-outline integrated circuit (SOIC) package. This package provides excellent thermal performance and ease of handling during assembly.

Essence: The essence of the 74ALVCH16524DLRG4 lies in its ability to facilitate bidirectional data transfer between two independent buses while maintaining signal integrity and minimizing power consumption.

Packaging/Quantity: The 74ALVCH16524DLRG4 is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input/Output Voltage Levels: CMOS/TTL compatible
• Maximum Operating Frequency: 200MHz
• Number of Channels: 16
• Output Drive Strength: ±24mA
• Propagation Delay: 2.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ALVCH16524DLRG4 has a total of 48 pins, which are divided into various functional groups:

• Group A (Inputs): Pins 1 to 16
• Group B (Outputs): Pins 33 to 48
• Group C (Control Inputs): Pins 17, 19, 21, 23, 25, 27, 29, and 31
• Group D (Control Outputs): Pins 18, 20, 22, 24, 26, 28, 30, and 32

For a detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

The 74ALVCH16524DLRG4 offers the following key functional features:

1. Bidirectional Data Transfer: Enables data exchange between two independent buses.
2. 3-State Outputs: Allows multiple devices to share the same bus without interference.
3. Low Power Consumption: Operates at a low voltage range, making it suitable for battery-powered applications.
4. ESD Protection: Built-in protection against electrostatic discharge ensures reliable operation in harsh environments.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - High-speed operation enables efficient data transfer. - 3-state outputs facilitate bus sharing and reduce system complexity. - Built-in ESD protection enhances reliability.

Disadvantages: - Limited number of channels (16) may not be sufficient for certain applications requiring larger data buses. - Higher cost compared to similar ICs with fewer features.

Working Principles

The 74ALVCH16524DLRG4 operates based on the principles of bidirectional data transfer and 3-state logic. It uses control inputs to determine the direction of data flow and enables or disables the outputs accordingly. The IC's internal circuitry ensures proper signal level translation and minimizes power consumption during operation.

Detailed Application Field Plans

The 74ALVCH16524DLRG4 finds applications in various fields, including:

1. Microcontroller Systems: Facilitates communication between microcontrollers and peripheral devices.
2. Data Acquisition Systems: Enables data transfer between sensors and processing units.
3. Industrial Automation: Used in control systems for bidirectional data exchange.
4. Communication Equipment: Supports data transmission between different communication interfaces.

Detailed and Complete Alternative Models

• 74ALVC164245DL: 16-bit bus transceiver with 3-state outputs and 5V tolerance.
• SN74LVC16244ADGGR: 16-bit buffer/driver with 3-state outputs and 2.7V to 3.6V voltage range.
• MC74VHC245DTR2G: Octal bus transceiver with 3-state outputs and 2V to 5.5V supply voltage range.

These alternative models offer similar functionality and can be considered as alternatives to the 74ALVCH16524DLRG4 based on specific application requirements.

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