THVD2450DR

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THVD2450DR

+Nomenclature

IC TRANSCEIVER HALF 1/1 8SOIC

  • FabricantTexas Instruments

  • Pièce fabricant #THVD2450DR

  • Package SOIC (D)-8

  • En stock6411

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Transceiver
Protocol RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 250 mV
DataRate 50Mbps
Voltage-Supply 3V ~ 5.5V
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Présentation

Description

The THVD2450DR is a digital, half-duplex RS-485 transceiver designed for robust communication in industrial and commercial environments. It is manufactured by Texas Instruments. This device supports data rates up to 50 Mbps, making it suitable for high-speed data transmission applications. Key features include a wide supply voltage range, typically from 3.0 V to 5.5 V, and an extended temperature range that allows operation in harsh conditions.
The THVD2450DR offers fail-safe features, such as open-circuit, short-circuit, and idle-bus protection, ensuring reliable communication. It also includes a driver enable/disable function, allowing for the control of communication direction, which is essential in half-duplex systems. Additionally, the device is equipped with thermal shutdown protection and current limiting to prevent damage from overheating or electrical overloading.
With its small footprint and robust design, the THVD2450DR is ideal for applications in factory automation, building automation, motor control, and other systems requiring reliable RS-485-based communication.

Equivalent

The THVD2450DR is a robust RS-485 transceiver by Texas Instruments. Equivalent products include:
1. SN65HVD72D by Texas Instruments
2. ADM485 by Analog Devices
3. MAX485 by Maxim Integrated
4. LTC485 by Linear Technology (now part of Analog Devices)
5. AM26C31 by Texas Instruments
These alternatives typically offer similar functionalities like ESD protection, common-mode voltage range, and data rate specifications suitable for RS-485 communication applications. Always verify the specific requirements of your application before selecting an equivalent.

Features

The THVD2450DR is a robust RS-485 transceiver designed for reliable communication in industrial applications. It operates with a supply voltage range of 3.0 V to 5.5 V, making it versatile for various systems. The device supports data rates up to 50 Mbps, ensuring quick data transfer.
Key features include:
1. Extended Common-Mode Range: The transceiver handles a wide common-mode voltage range from -15V to +15V, which enhances noise immunity and allows for longer cable runs.
2. ESD Protection: It provides excellent electrostatic discharge protection up to ±16 kV on the bus pins, safeguarding against voltage spikes.
3. Low Power Consumption: With a low standby current, it is energy-efficient and suitable for battery-powered applications.
4. Fail-Safe Operation: The device includes fail-safe features to ensure reliable operation during open, short, and idle bus conditions.
5. Robustness: It is designed for high-speed, long-distance communication in harsh environments, commonly used in industrial automation and control systems.
The THVD2450DR is a dependable choice for applications requiring efficient, high-speed, and reliable data transmission over RS-485 networks.

Pinout

The THVD2450DR is an RS-485 transceiver from Texas Instruments. It typically comes in an 8-pin SOIC package. Here is a brief overview of its pin functions:
1. Pin 1 (R): Receiver Output - This pin provides the received data output from the RS-485 bus.
2. Pin 2 (RE): Receiver Enable - A low signal enables the receiver while a high signal places it in high impedance.
3. Pin 3 (DE): Driver Enable - A high signal enables the driver, and a low signal disables it.
4. Pin 4 (D): Driver Input - This pin accepts the data to be transmitted on the RS-485 bus.
5. Pin 5 (GND): Ground - This is the ground reference for the transceiver.
6. Pin 6 (A): Non-Inverting Driver Output/Receiver Input - Connects to the A line of the RS-485 bus.
7. Pin 7 (B): Inverting Driver Output/Receiver Input - Connects to the B line of the RS-485 bus.
8. Pin 8 (VCC): Supply Voltage - Provides power to the transceiver.
The THVD2450DR is used for robust communication in industrial environments, offering protection against overvoltage conditions and high ESD ratings.

Manufacturer

The THVD2450DR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company known for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide range of electronic devices. TI is particularly well-known for its analog chips and embedded processors that serve industries including automotive, industrial, personal electronics, and communications equipment. The company is a leader in the semiconductor industry and is headquartered in Dallas, Texas.

Application

The THVD2450DR is a robust RS-485 transceiver, ideal for use in industrial and commercial applications requiring reliable data transmission. Key application areas include industrial automation systems, such as PLCs and motor control centers, where noise immunity and reliable communication over long distances are crucial. It's also suitable for building automation systems, like HVAC controls and security systems, due to its ability to operate over extended temperature ranges and handle data integrity in electrically noisy environments. Additionally, the THVD2450DR can be used in smart grid and energy management systems, offering reliable communication between smart meters and grid infrastructure.

Package

The THVD2450DR is a transceiver IC from Texas Instruments, and it comes in a SOIC (Small Outline Integrated Circuit) package with 8 pins. Specifically, the package type is referred to as "SOIC-8," which is a common surface-mount package designed for ease of use in automated assembly processes.

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