THVD1550DR

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THVD1550DR

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IC TRANSCEIVER HALF 1/1 8SOIC

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #THVD1550DR

  • Gói SOIC (D)-8

  • Có sẵn1213

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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 50 mV
DataRate 50Mbps
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Tổng quan

Description

The THVD1550DR is a robust RS-485 transceiver designed by Texas Instruments. It is part of the THVD15xx series, known for its reliable performance in industrial environments. This device facilitates differential data transmission over long distances, making it ideal for connecting devices in control systems, networks, and other communication applications.
Key features of the THVD1550DR include its wide supply voltage range from 3 V to 5.5 V, and its ability to handle high data rates up to 500 kbps. It has a fail-safe receiver for bus open, short, or idle conditions, ensuring reliable data integrity. The transceiver is also equipped with protection against high voltages and electrostatic discharge (ESD), supporting up to ±15 kV ESD protection.
The device is housed in a small SOIC-8 package, which is suitable for space-constrained designs. Its operating temperature range of -40°C to +125°C makes it suitable for harsh environments. Overall, the THVD1550DR offers efficient and durable communication solutions for various industrial applications.

Equivalent

The THVD1550DR is a RS-485 transceiver. Equivalent products include:
1. MAX485 by Maxim Integrated
2. ADM485 by Analog Devices
3. SN65HVD72 by Texas Instruments
4. SP485 by Exar Corporation
5. MCP2561/2 by Microchip Technology
These transceivers typically offer similar functionalities, but it's essential to compare specifications such as data rate, voltage range, and power consumption to ensure compatibility.

Features

The THVD1550DR is a robust RS-485 transceiver from Texas Instruments, designed for reliable data communication over long distances. Key features include:
1. Wide Supply Range: Operates with a supply voltage from 3 V to 5.5 V, allowing compatibility with various systems.

2. High Data Rate: Supports up to 500 kbps, suitable for fast communication needs.
3. Robust Design: Offers ±15 kV ESD (Electrostatic Discharge) protection, enhancing durability in harsh environments.
4. Extended Common-Mode Range: Operates effectively with a common-mode range of ±15V, useful in electrically noisy environments.
5. Reduced Power Consumption: Features low quiescent current, making it energy efficient.
6. Fail-Safe Operation: Includes open, short, and idle bus fail-safe, ensuring reliable performance in various fault conditions.
7. Small Package Size: Available in a standard SOIC package, facilitating easy integration into compact designs.
These features make the THVD1550DR ideal for industrial automation, building automation, and other applications requiring robust and efficient communication.

Pinout

The THVD1550DR is a transceiver from Texas Instruments designed for RS-485 and RS-422 communication. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of the pin functions:
1. Pin 1 (RO): Receiver Output - Outputs the received data.
2. Pin 2 (RE): Receiver Enable - Active low input to enable the receiver.
3. Pin 3 (DE): Driver Enable - Active high input to enable the driver.
4. Pin 4 (DI): Driver Input - Accepts data to be transmitted.
5. Pin 5 (GND): Ground - Connection for the ground reference.
6. Pin 6 (A): Non-inverting Driver Output / Receiver Input.
7. Pin 7 (B): Inverting Driver Output / Receiver Input.
8. Pin 8 (VCC): Power Supply - Voltage supply for the device.
The THVD1550DR supports half-duplex communication and offers robust performance with a wide common-mode voltage range and high ESD protection, making it suitable for various industrial applications.

Manufacturer

The THVD1550DR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. It is well-known for its development of analog chips, embedded processors, and other semiconductor technologies, which are used in various industries, including automotive, industrial, personal electronics, and communications equipment. Founded in 1930, Texas Instruments is a leader in the electronics industry, with a strong focus on innovation and quality.

Application

The THVD1550DR is a robust RS-485 transceiver designed for reliable data transmission in various applications. Key areas include industrial automation, where it facilitates communication between programmable logic controllers (PLCs) and sensors; building automation systems, enabling control and monitoring of HVAC systems; and smart grid infrastructure, supporting data exchange in energy management systems. It is also used in telecom infrastructure for reliable data links and in security systems for connecting cameras and access control devices. Its wide operating temperature range and high ESD protection make it suitable for harsh environments, enhancing the reliability and efficiency of data communication in these applications.

Package

The THVD1550DR is a differential line transceiver from Texas Instruments, packaged in an 8-pin SOIC (Small Outline Integrated Circuit) type. This package is designated by the "D" in the part number, indicating its form factor suitable for surface-mount technology.

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