SN65HVD1780DR

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SN65HVD1780DR

+物料清單

IC TRANSCEIVER HALF 1/1 8SOIC

  • 製造商德州儀器

  • 製造商部分 #SN65HVD1780DR

  • 包裹 SOIC (D)-8

  • 有存貨6321

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規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Transceiver
Protocol RS422, RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 50 mV
DataRate 115Kbps
Voltage-Supply 3.15V ~ 5.5V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概述

Description

The SN65HVD1780DR is a robust, high-performance RS-485 transceiver designed by Texas Instruments. It excels in providing reliable data communication in industrial and commercial environments, particularly in systems requiring high resistance to electrical noise and interference. The device supports half-duplex communication and is optimized for applications like factory automation, motor control, and building automation networks.
Key features include a wide operating voltage range from 4.5V to 5.5V, and an extended temperature range from -40°C to +125°C, making it suitable for harsh environments. The transceiver offers high immunity to electromagnetic interference (EMI) and low power consumption in standby mode. It also includes fail-safe, over-temperature protection, and robust ESD protection exceeding 16 kV, which helps in maintaining reliable performance and safeguarding sensitive equipment during installation and operation.
Its differential signaling capabilities ensure better noise immunity and longer cable lengths for data transmission, making the SN65HVD1780DR a versatile choice for robust and high-speed network communications.

Equivalent

The SN65HVD1780DR is a robust RS-485 transceiver. Equivalent products include:
1. MAX485 from Maxim Integrated
2. ADM485 from Analog Devices
3. LTC485 from Analog Devices (previously Linear Technology)
4. ISL3150E from Renesas Electronics
5. SP485 from MaxLinear (previously Exar)
6. AM26C31 from Texas Instruments
These alternatives offer similar functionalities but may differ in features like operating voltage and speed. Always check the specific datasheets for compatibility with your application.

Features

The SN65HVD1780DR is a robust RS-485 transceiver from Texas Instruments. Key features include:
1. High Data Rates: Supports data transmission speeds up to 25 Mbps.
2. Wide Supply Range: Operates on a single 3.3V to 5V power supply.
3. EMI Reduction: Features low electromagnetic interference, making it suitable for sensitive environments.
4. Extended Common-Mode Range: Allows for reliable communication over long distances with a common-mode range of -7V to +12V.
5. ESD Protection: Provides high electrostatic discharge protection to ±15 kV, enhancing device reliability.
6. Failsafe Features: Includes open, short, and idle bus failsafe for improved network reliability.
7. Low Power Consumption: Incorporates a low-power standby mode to conserve energy.
8. Robust Performance: Designed for high noise immunity and stability in harsh industrial environments.
9. Package: Available in an 8-pin SOIC package, offering a compact solution for integration.
These features make the SN65HVD1780DR suitable for various industrial and communication applications, offering reliable and efficient data transfer capabilities.

Pinout

The SN65HVD1780DR is an RS-485 transceiver integrated circuit designed for robust communication in industrial environments. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a concise breakdown of its pin functions:
1. Pin 1 (R): Receiver output – provides 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 (D): Driver input – accepts the data to be transmitted.
5. Pin 5 (GND): Ground – common ground reference for the device.
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 – typically requires a 3.3V or 5V supply.
These pins facilitate the device's operation as a differential bus transceiver, suitable for long-distance and noisy environments, complying with RS-485 and RS-422 standards.

Manufacturer

The SN65HVD1780DR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. TI is known for its development of analog, embedded processing, and digital signal processing (DSP) products, which are used in a variety of applications across different industries, including automotive, consumer electronics, industrial automation, and communications.
Texas Instruments, headquartered in Dallas, Texas, is one of the largest manufacturers of semiconductors in the world and has a long history in the electronics industry, dating back to its founding in 1930. The company is known for its innovation in technology and engineering, and it provides comprehensive support for its products, including design resources, technical documentation, and customer support. TI's products are widely used by engineers and designers to create advanced electronic systems.

Application

The SN65HVD1780DR is a robust RS-485 transceiver designed for industrial communication applications. Its key application areas include:
1. Industrial Automation: Used in programmable logic controllers (PLCs) and factory automation systems.
2. Building Automation: Suitable for HVAC controls, lighting systems, and security systems.
3. Smart Grid and Energy: Employed in smart meters and energy management systems.
4. Transportation: Utilized in automotive and railway control systems.
5. Process Control: Ideal for applications requiring reliable data transmission in harsh environments.
Its features, such as high ESD protection, wide supply voltage range, and extended temperature support, make it suitable for these demanding applications.

Package

The SN65HVD1780DR is a high-speed differential RS-485 transceiver from Texas Instruments, provided in an 8-pin SOIC (Small Outline Integrated Circuit) package, designated by the "DR" suffix.

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