Encyclopedia Entry: 74ACT16245DL

Product Overview

Category

The 74ACT16245DL belongs to the category of integrated circuits (ICs) and specifically falls under the family of bus transceivers.

Use

This IC is primarily used for bidirectional data communication between two buses with different voltage levels. It acts as a buffer, allowing data transmission in both directions.

Characteristics

• Bidirectional data transfer
• Supports voltage translation between different bus systems
• High-speed operation
• Low power consumption
• Wide operating voltage range
• Robust design for noise immunity

Package

The 74ACT16245DL is available in a dual in-line package (DIP) or surface mount package (SMD). The package type is typically specified as 48-pin TSSOP (Thin Shrink Small Outline Package).

Essence

The essence of the 74ACT16245DL lies in its ability to facilitate efficient and reliable data transfer between buses operating at different voltage levels.

Packaging/Quantity

The IC is commonly packaged in reels or tubes, containing multiple units per package. The exact quantity may vary depending on the manufacturer and supplier.

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• Input Voltage Levels: TTL-compatible
• Output Voltage Levels: TTL-compatible
• Maximum Data Rate: Up to 200 MHz
• Operating Temperature Range: -40°C to +85°C
• Output Drive Capability: ±24 mA

Detailed Pin Configuration

The 74ACT16245DL has a total of 48 pins, which are assigned specific functions. Here is a brief overview of the pin configuration:

• Pins 1-24: A-side bus (input/output)
• Pins 25-48: B-side bus (input/output)
• Pin 25: OE (Output Enable) input
• Pin 26: DIR (Direction) input

For a detailed pinout diagram and function description, refer to the datasheet provided by the manufacturer.

Functional Features

• Bidirectional data transfer between two buses
• Automatic direction control based on DIR input
• Output enable/disable control using OE input
• Voltage translation capability for different bus systems
• High-speed operation for efficient data transmission
• Robust design with built-in protection against noise and voltage spikes

Advantages and Disadvantages

Advantages

• Enables seamless communication between buses with different voltage levels
• Supports high-speed data transfer
• Low power consumption
• Wide operating voltage range allows compatibility with various systems
• Provides robust protection against noise and voltage fluctuations

Disadvantages

• Requires careful consideration of voltage level compatibility to avoid data corruption or damage to connected devices
• May not be suitable for applications requiring extremely high data rates beyond its specified maximum

Working Principles

The 74ACT16245DL operates based on the principles of bidirectional data transfer and voltage translation. It uses internal circuitry to automatically control the direction of data flow based on the DIR input signal. The OE input signal enables or disables the output drivers, allowing control over when data is transmitted.

When the DIR input is set to one direction, the IC acts as a buffer, transferring data from the A-side bus to the B-side bus. When the DIR input is set to the opposite direction, the data flow is reversed. The voltage translation feature ensures compatibility between the different voltage levels of the connected buses.

Detailed Application Field Plans

The 74ACT16245DL finds application in various fields where bidirectional data communication between buses with different voltage levels is required. Some common application areas include:

1. Industrial Automation: Facilitating communication between different control systems operating at varying voltage levels.
2. Automotive Electronics: Enabling data exchange between different subsystems within a vehicle, such as engine control units and infotainment systems.
3. Telecommunications: Supporting data transmission between network equipment with varying voltage requirements.
4. Consumer Electronics: Allowing communication between devices operating at different voltage levels, such as smartphones and peripherals.

Detailed and Complete Alternative Models

• 74ACT16244DL
• 74ACT16245DGGRE
• 74ACT16245DGGRG4
• 74ACT16245DLR
• 74ACT16245DLRG4

These alternative models offer similar functionality and characteristics to the 74ACT16245DL, providing options for different package types or slight variations in specifications. It is recommended to refer to the respective datasheets for detailed information on each alternative model.

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