THVD1419DR

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THVD1419DR

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IC TRANSCEIVER HALF 1/1 8SOIC

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #THVD1419DR

  • Gói SOIC (D)-8

  • Có sẵn2137

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Transceiver
Protocol RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 30 mV
DataRate 250kbps
Voltage-Supply 3V ~ 5.5V
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Tổng quan

Description

The THVD1419DR is a differential line transceiver designed by Texas Instruments, primarily for implementing robust communication over long distances in industrial and commercial environments. This device is part of the RS-485/RS-422 family and is known for its high ESD protection, wide operating voltage range, and low power consumption. Key features include a data rate of up to 20 Mbps, a wide common-mode voltage range, and fail-safe receiver functionality, which ensures reliable data communication even in challenging conditions. The THVD1419DR operates efficiently in environments with high noise levels and can support multiple nodes on the bus. It is packaged in a standard SOIC-8 package, making it easy to integrate into PCBs. This transceiver offers significant enhancements over older models in terms of speed, reliability, and power efficiency, making it suitable for applications such as industrial automation, building automation, and other networking applications where long-distance and high-speed data transmission are required.

Equivalent

The THVD1419DR is a robust RS-485 transceiver from Texas Instruments. Equivalent products include:
1. MAX485ESA+ from Maxim Integrated, suitable for low-power RS-485 applications.
2. SN75176BP from Texas Instruments, a similar transceiver for RS-485 communications.
3. ADM485ARZ from Analog Devices, offering comparable RS-485 capabilities.
4. SP3485EN-L/TR from MaxLinear, another RS-485 transceiver option.
These alternatives share similar functionalities, but always confirm specifications to ensure compatibility with your application.

Features

The THVD1419DR is a robust RS-485 transceiver designed for reliable data transmission in industrial environments. Here are its key features:
1. High Data Rate: Supports data rates up to 50 Mbps, suitable for high-speed applications.
2. Wide Supply Voltage Range: Operates from 3.0 V to 5.5 V, offering flexibility for various power supply conditions.
3. Robust ESD Protection: Provides ±15 kV Human Body Model (HBM) ESD protection on bus pins, enhancing durability against electrostatic discharge.
4. Extended Temperature Range: Functions effectively between -40°C and 125°C, ideal for industrial applications.
5. Low Power Consumption: Incorporates a low-power standby mode to save energy, reducing overall power usage.
6. Fail-Safe Features: Includes open-circuit, short-circuit, and idle-bus fail-safe mechanisms to ensure reliable communication.
7. Bus Pin Protection: Features short-circuit current limiting and thermal shutdown for safety during fault conditions.
8. Cable Length Capability: Designed to drive long cables and support large node counts with a wide receiver threshold that tolerates ground potential differences.
These features make the THVD1419DR a versatile and reliable choice for industrial communication systems.

Pinout

The THVD1419DR is a robust RS-485 transceiver from Texas Instruments. It features an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief rundown of its pin functions:
1. Pin 1 (RO): Receiver Output. This pin provides the received data output.
2. Pin 2 (RE): Receiver Enable. Active low; when low, the receiver is enabled.
3. Pin 3 (DE): Driver Enable. Active high; when high, the driver is enabled.
4. Pin 4 (DI): Driver Input. This pin takes the data input for transmission.
5. Pin 5 (GND): Ground. The reference point for all signals.
6. Pin 6 (A): Non-inverting Driver Output/Receiver Input. Differential bus line.
7. Pin 7 (B): Inverting Driver Output/Receiver Input. Differential bus line.
8. Pin 8 (VCC): Supply Voltage. The power supply for the device.
The THVD1419DR is designed for robust communication in industrial environments, supporting data rates up to 20 Mbps and wide supply voltage range from 3 V to 5.5 V.

Manufacturer

The THVD1419DR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies globally and focuses on developing analog chips and embedded processors, which are used in a wide range of electronic devices and systems. TI serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation in the semiconductor industry and its role in advancing electronic technologies.

Application

The THVD1419DR is a robust RS-485 transceiver designed for industrial communication applications. Its key application areas include:
1. Industrial Automation: Facilitates reliable data transmission in systems such as PLCs and SCADA.
2. Building Automation: Supports protocols like BACnet, enabling communication between sensors and controllers.
3. Smart Grid: Used in smart meters and grid infrastructure for efficient power management.
4. Security Systems: Helps in connecting various components like cameras and sensors.
5. Transportation: Assists with communication in railway and automotive applications.
6. Instrumentation: Supports data acquisition systems requiring noise-resistant communication.
Its high noise immunity and ESD protection make it ideal for harsh environments.

Package

The THVD1419DR is a RS-485 transceiver from Texas Instruments. The "DR" in the package type indicates that it comes in a SOIC (Small Outline Integrated Circuit) package with 8 pins. This package is suitable for surface-mount technology and is commonly used for compact and efficient integration in various electronic designs.

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