RS-485 和 RS-422 收发器

Increase data reliability and system performance across longer distances

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Explore our portfolio of high-performance transceivers for RS-422 and RS-485 interfaces. Our RS-422 and RS-485 transceivers provide integrated protection and high immunity in the industry's smallest packages for reliable performance in harsh and noisy environments.

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ESD-integrated transceivers

RS-485 transceivers with integrated ESD protection up to 30-kV IEC 61000-4-2 contact discharge protection and 30-kV HBM protection to reduce cost and board space by eliminating external protection

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Fault-protected transceivers

RS-485 transceivers with high bus-fault protection on data pins and wide common-mode voltage that are designed to protect and perform in harsh industrial environments

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Surge-protected transceivers

RS-485 transceivers with a high level of integrated surge protection (IEC 61000-4-5) to reduce external protection components

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Related categories
Isolated RS-485 transceivers

RS-485 transceivers with integrated capacitive isolation to provide 2.5 kVRMS of isolation between the bus-line transceiver and the logic-level interface

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RS-485 featured portfolio

新产品

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THVD8000T
NEW
RS-485 和 RS-422 收发器
THVD8000T 正在供货

具有 OOK 调制和扩展工作温度范围、适用于电力线通信的 RS-485 收发器

价格约为 (USD) 1ku | 12.5

THVD9491-SEP
NEW
RS-485 和 RS-422 收发器
THVD9491-SEP 正在供货

具有灵活的 I/O 电源和 IEC ESD 保护功能的抗辐射 3V 至 5.5V RS-485 收发器

THVD2452V-EP
NEW
RS-485 和 RS-422 收发器
THVD2452V-EP 正在供货

增强型产品：具有灵活 IO 和 70V 总线故障保护的 3V 至 5.5V、50Mbps、全双工 RS-485 收发器

价格约为 (USD) 1ku | 11.95

THVD2419
NEW
RS-485 和 RS-422 收发器
THVD2419 正在供货

具有高达 3kV IEC 浪涌和 ±42V 故障保护功能的 3V 至 5.5V 250Kbps RS-485 收发器

价格约为 (USD) 1ku | 1.463

THVD2429
NEW
RS-485 和 RS-422 收发器
THVD2429 正在供货

具有高达 3kV IEC 浪涌和 ±42V 故障保护功能的 3V 至 5.5V 20Mbps RS-485 收发器

价格约为 (USD) 1ku | 1.463

THVD2410V-EP
NEW
RS-485 和 RS-422 收发器
THVD2410V-EP 正在供货

具有灵活 IO 和 70V 总线故障保护功能的增强型产品 3V 至 5.5V、1Mbps、半双工 RS-485 收发器

价格约为 (USD) 1ku | 10.95

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技术资源

应用手册
应用手册
Using THVD80x0 Devices to Communicate Over an AC Outlet
THVD8000 and THVD8010 are excellent when using two wires to achieve power line communication for RS-485 signal. Learn system solutions to transfer RS-485 signal over 110-V AC, for 220-V AC or a few hundred volts DC power line.
document-pdfAcrobat PDF
应用手册
应用手册
RS-485：高故障保护、宽输入共模及抗尖峰脉冲功能
Learn how features like fault protection, input common mode ranges, and deglitch enables can help designers to create a more robust RS-485 system.  Each feature is discussed and lab tested using THVD24x0  devices with results. 
document-pdfAcrobat PDF
应用手册
应用手册
RS-485：自动方向介绍及其在系统中的作用
The RS-485 auto-direction feature is discussed and lab tested using THVD14x6 devices. The auto-direction feature makes THVD14x6 a good choice when the system has limited isolation channels or GPIO pins.
document-pdfAcrobat PDF