THVD1429DR

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THVD1429DR

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IC TRANSCEIVER HALF 1/1 8SOIC

  • FabricanteTexas Instruments

  • Peça do Fabricante #THVD1429DR

  • Pacote SOIC (D)-8

  • Em Estoque7460

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Transceiver
Protocol RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 30 mV
DataRate 20Mbps
Voltage-Supply 3V ~ 5.5V
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Visão Geral

Description

The THVD1429DR is a robust RS-485 transceiver designed by Texas Instruments. It is part of the THVD14xx family, known for its high reliability and performance in industrial communication applications. This device supports both half-duplex communication, making it suitable for a range of networking applications.
Key features of the THVD1429DR include a wide operating voltage range (3 V to 5.5 V), a high data rate of up to 20 Mbps, and extended ESD protection up to ±15 kV. It also offers fail-safe features, such as open, short, and idle bus protection, which ensure reliable operation in harsh environments.
The device is optimized for low power consumption, featuring a low standby current and a shutdown mode to conserve energy. Its robust design makes it ideal for use in HVAC systems, industrial automation, and smart grid applications. The THVD1429DR, with its compact SOIC package, provides an efficient solution for space-constrained designs requiring reliable data transmission over long distances.

Equivalent

The THVD1429DR is a half-duplex RS-485 transceiver from Texas Instruments. Equivalent products include the MAX485 from Maxim Integrated, SN65HVD1780 from Texas Instruments, and the ADM485 from Analog Devices. These transceivers offer similar functionality in terms of data rates, power supply, and communication protocols. However, it is essential to compare specific features like power consumption, ESD protection, and package type to ensure compatibility with your application.

Features

The THVD1429DR is a robust RS-485/RS-422 transceiver from Texas Instruments, designed for high-speed and reliable data communication. Key features include:
1. Data Rate: Supports up to 50 Mbps, making it suitable for high-speed data transmission.
2. Wide Supply Voltage Range: Operates across 3.0 V to 5.5 V, offering flexibility in different power environments.
3. Extended Common-Mode Voltage Range: Supports a wide range from -15V to +15V, enhancing noise immunity.
4. Enhanced ESD Protection: Provides high electrostatic discharge protection levels, ensuring device durability and reliability.
5. Low Power Consumption: Features low quiescent current, with a typical value of 1 mA in active mode and 1 µA in shutdown mode, optimizing power efficiency.
6. Robust Design: Built to withstand harsh environments with a temperature range from -40°C to +125°C.
7. Fail-Safe Operation: Incorporates open, short, and idle bus fail-safe mechanisms to ensure reliable communication.
8. Compact Package: Available in a small, space-saving SOIC package, which is suitable for compact applications.
These features make the THVD1429DR an ideal choice for industrial automation, building automation, and other applications requiring high-speed and robust communication.

Pinout

The THVD1429DR is a 5-pin RS-485/RS-422 transceiver. Here is a brief overview of its pin count and functions:
1. VCC (Pin 1): This is the power supply pin for the transceiver. It is typically connected to a positive supply voltage, usually 3.3V or 5V.
2. D (Pin 2): This is the driver input pin. Data input to this pin is transmitted differentially on the A and B pins.
3. GND (Pin 3): This is the ground pin and serves as the reference point for the transceiver.
4. A (Pin 4): This is the non-inverting driver output and non-inverting receiver input. It forms one half of the differential signaling pair.
5. B (Pin 5): This is the inverting driver output and inverting receiver input. It forms the other half of the differential signaling pair.
The THVD1429DR is designed for reliable data transmission and is used in applications requiring robust communication over long distances or in electrically noisy environments.

Manufacturer

The THVD1429DR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and integrated circuits for a wide range of electronic applications. The company is known for its focus on innovation and engineering, providing solutions for industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI's products include analog chips and embedded processors, and it is one of the largest semiconductor companies in the world.

Application

The THVD1429DR is a robust RS-485 transceiver typically used in industrial and commercial applications. Its primary applications include:
1. Industrial Automation: Used in factory automation systems for reliable long-distance communication.
2. Building Automation: Facilitates communication between devices in HVAC systems, lighting, and security systems.
3. Power Systems: Used for smart grid applications such as remote monitoring and control.
4. Telecommunications: Enables data transfer in base stations and networking equipment.
5. Remote Data Acquisition: Ideal for transmitting data from remote sensors and meters.
The device's ESD protection and wide operational temperature range make it suitable for harsh environments.

Package

The THVD1429DR is a transceiver IC offered by Texas Instruments. The "DR" suffix indicates that the package type is a SOIC (Small Outline Integrated Circuit) with 8 pins.

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