SN65HVD1786DR

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SN65HVD1786DR

+物料清單

IC TRANSCEIVER HALF 1/1 8SOIC

  • 製造商德州儀器

  • 製造商部分 #SN65HVD1786DR

  • 包裹 SOIC (D)-8

  • 有存貨4619

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正品保證

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 1Mbps
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 105°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概述

Description

The SN65HVD1786DR is a robust RS-485 transceiver designed by Texas Instruments for industrial communication applications. This device offers a half-duplex communication capability, allowing for data transmission and reception over a single pair of twisted wires. It supports data rates up to 200 kbps, making it suitable for applications that require moderate speed.
The transceiver is notable for its high levels of electromagnetic interference (EMI) immunity and its ability to withstand harsh industrial environments, with features like a wide common-mode voltage range and extended temperature operating range. The SN65HVD1786DR also includes built-in protection against high voltage surges, over-temperature, and short circuits, enhancing its reliability and durability.
Additionally, it features a low power consumption mode, which is crucial for energy-sensitive applications. The device is designed to meet various industry standards for RS-485 communication, ensuring compatibility and interoperability with other RS-485 devices. Its compact SOIC-8 package makes it suitable for space-constrained applications. Overall, the SN65HVD1786DR is ideal for robust and efficient industrial communication solutions.

Equivalent

The SN65HVD1786DR is a robust RS-485 transceiver from Texas Instruments. Equivalent products with similar functionalities include:
1. MAX485 from Maxim Integrated: A low-power RS-485 transceiver.
2. ADM485 from Analog Devices: A 5V low power RS-485 transceiver.
3. ISL3176E from Renesas Electronics: A robust RS-485 transceiver with high ESD protection.
4. MCP2561/2 from Microchip Technology: Although primarily CAN transceivers, they offer similar voltage levels and robustness.
Always verify specific requirements like voltage levels, data rates, and ESD protection.

Features

The SN65HVD1786DR is a robust RS-485 transceiver designed for reliable data communication in industrial environments. Key features include:
1. Voltage Range: Operates on a wide supply voltage range from 4.5 V to 5.5 V.
2. Data Rate: Supports data rates up to 115 kbps, suitable for low-speed networks.
3. Bus Protection: Offers enhanced ESD protection up to ±16 kV (HBM), ensuring durability against electrostatic discharges.
4. Fail-Safe: Incorporates open-circuit, short-circuit, and idle-bus fail-safe mechanisms to prevent erroneous data transmission.
5. Extended Temperature: Functions effectively in a temperature range of -40°C to +85°C, making it suitable for harsh conditions.
6. Low Power Consumption: Features a low-power standby mode to reduce energy usage in inactive states.
7. Immunity: Designed to withstand high levels of noise and interference, ideal for industrial settings.
8. Bus-Pin Protection: Built-in protection against overvoltage, meeting IEC 61000-4-2 requirements.
9. Short-Circuit Protection: Provides protection against bus contention and short circuits.
These features make the SN65HVD1786DR a reliable choice for robust communication in challenging environments.

Pinout

The SN65HVD1786DR is a robust RS-485 transceiver manufactured by Texas Instruments. It is designed for industrial applications requiring high immunity to electrical noise and high common-mode transient immunity.
This device comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, and the pin functions are as follows:
1. RO (Pin 1): Receiver output.
2. RE (Pin 2): Receiver enable. Active low input; when low, the receiver is enabled.
3. DE (Pin 3): Driver enable. Active high input; when high, the driver is enabled.
4. DI (Pin 4): Driver input.
5. GND (Pin 5): Ground.
6. A (Pin 6): Non-inverting driver output and receiver input.
7. B (Pin 7): Inverting driver output and receiver input.
8. VCC (Pin 8): Supply voltage.
This transceiver is suitable for applications where a differential communication line is required, providing a reliable interface for data transmission over long distances and in noisy environments.

Manufacturer

The SN65HVD1786DR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic devices and components. TI is known for developing analog and embedded processing chips that are used in various applications, including industrial, automotive, personal electronics, and communication equipment. Founded in 1930 and headquartered in Dallas, Texas, the company has a long history of innovation in semiconductor technology and is one of the largest and most influential companies in the industry.

Application

The SN65HVD1786DR is a robust RS-485 transceiver commonly used in industrial and automation applications. Key application areas include industrial fieldbus networks, motor control systems, HVAC systems, process automation, and building automation systems. It is also used in factory automation, sensor networks, and PLC (Programmable Logic Controller) applications. The device's high ESD protection and wide temperature range make it suitable for harsh environments, while its capabilities for long-distance communication and noise immunity are ideal for reliable data transmission in industrial settings.

Package

The SN65HVD1786DR is a robust RS-485 transceiver from Texas Instruments, and it is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

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