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STMICROELECTRONICS ST3485ECDR RS-485 Transceiver

The ST3485EB/EC is a 15 kV ESD protected, low power RS-485 and RS-422 transceiver that operates from a single 3.3 V supply, compatible with 5 V logic. It features a driver and receiver in half-duplex mode, guaranteed 12 Mbps data rate, and includes protection against electrical overstress (+15 kV IEC 61000-4-2). Its design ensures reliable, high-speed differential communication with thermal shutdown and current limiting for overload protection. The device is available in SO-8 package with various temperature grades for versatile industrial applications.

Authorized Distributors
Source:Newark
Part No:ST3485ECDR
Stock:3368
Inv Date:06-11-2026
Price: Unit price: $1.77
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Source:Newark
Part No:ST3485ECDR.
Stock:7500
Inv Date:06-11-2026
Price: Unit price: $1.14
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Source:DigiKey
Part No:ST3485ECDR
Stock:5000
Inv Date:06-11-2026
Price: Unit price: $0.78426
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Part No:ST3485ECDR
Stock:5152
Inv Date:06-12-2026
Price: Unit price: $1.58
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Part No:ST3485ECDR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.59
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Part No:ST3485ECDR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.68
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Source:Arrow EU
Part No:ST3485ECDR
Stock:5000
Inv Date:06-12-2026
Price: N/A
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Part No:ST3485ECDR
Stock:4744
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS ST3485ECDR RS-485 Transceiver Specifications:

  • Supply Voltage: 3.3 V
  • ESD Protection: +15 kV IEC 61000-4-2 air discharge
  • Communication Rate: guaranteed 12 Mbps
  • Package: SO-8
  • Operating Temperature Range: 0 to 70°C (ST3485ECDR), -40 to 85°C (ST3485EBDR)
  • Driver and Receiver in half-duplex configuration
  • Input Voltage Range: -7 to +12 V common mode
  • Short-circuit current limited driver
  • Thermal shutdown protection
  • Supports up to 64 transceivers on bus
  • Interoperable with 5 V logic
  • Extra features include current limiting and high receiver output states for floating inputs

Buy the Buy STMicroelectronics RS-485 Transceiver Part Number ST3485ECDR Online

Enhance your industrial communication systems with this high-speed, reliable RS-485/RS-422 transceiver. Operating from 3.3 V, it offers guaranteed 12 Mbps data rate, robust ESD protection, and thermal shutdown features for maximum durability. Compact SO-8 package ensures easy integration into your designs. Wide temperature range variants provide flexibility for various environments. Get this proven device online today to improve your system's performance, ensure high data integrity, and benefit from low power consumption and comprehensive overload protection.

Buy STMicroelectronics ST3485ECDR now and experience unmatched reliability and performance in industrial communication systems.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS ST3485ECDR?

You can click on the BUY or RFQ button to purchase ST3485ECDR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part ST3485ECDR?

You can download the ST3485ECDR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of ST3485ECDR?

STMICROELECTRONICS

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