ST3485EIYDT ST RS-485/RS-422 Transceiver | 8-SOIC | 3.3V, 15kV ESD

Product Overview

The ST3485EIYDT is a high-performance RS-485/RS-422 transceiver from STMicroelectronics, designed for robust data communication in industrial and harsh environments. Operating from a 3.3V supply, it delivers data rates up to 12 Mbps while featuring enhanced ESD protection up to ±15 kV (HBM) on the bus pins. The device is housed in a compact 8-SOIC package, making it suitable for space-constrained applications. Its half-duplex architecture and low power consumption make it an ideal choice for long-distance, multi-point networks.

Detailed Technical Specifications

Key Features

• 3.3V low-voltage operation
• High data rate: up to 12 Mbps
• ±15 kV ESD protection on bus pins
• Low quiescent current: 300 µA typical
• Thermal shutdown protection
• Up to 256 nodes on a bus
• Fail-safe receiver for open, shorted, or idle bus
• Industry-standard 8-SOIC package

Target Applications

• 5G base station control and monitoring
• Automotive dashboard communication (e.g., infotainment clusters)
• Industrial automation (PLC, motor drives)
• Building automation (HVAC, lighting control)
• Security systems (CCTV, access control)
• Medical equipment (patient monitoring)
• Telecommunications (remote terminal units)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for ST3485EIYDT. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

ST3485EIYDT 是意法半導體推出的一款高性能 RS-485/RS-422 收發器，專為工業及惡劣環境下的穩健數據通信設計。該器件在 3.3V 電源下工作，數據速率高達 12 Mbps，並在總線引腳上提供 ±15 kV（HBM）的增強型 ESD 保護。器件採用緊湊的 8-SOIC 封裝，適合空間受限的應用。其半雙工架構和低功耗特性使其成為長距離、多點網絡的理想選擇。

詳細技術參數

核心特性

• 3.3V 低電壓操作
• 高數據速率：最高 12 Mbps
• 總線引腳 ±15 kV ESD 保護
• 低靜態電流：典型值 300 µA
• 熱關斷保護
• 總線上最多支持 256 個節點
• 接收器故障安全：開路、短路或空閒總線
• 業界標準 8-SOIC 封裝

典型應用場景

• 5G 基站控制與監控
• 汽車儀表盤通信（例如信息娛樂集群）
• 工業自動化（PLC、電機驅動）
• 樓宇自動化（HVAC、照明控制）
• 安防系統（CCTV、門禁控制）
• 醫療設備（病人監護）
• 電信（遠程終端單元）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 ST3485EIYDT 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
• 現貨庫存，即日發貨：確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。
• 深港聯動，結算靈活：深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。
• Escrow 擔保交易：支援 Escrow.com 平台交易，保障買賣雙方權益，小批量訂單亦可安心在線下單。
• BOM 配單與樣板服務：提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。

品質保證與合規

Jasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。

• 100% 原廠正貨：承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。
• 符合 RoHS 認證：所有電子元器件均符合國際環保標準及相關安全認證。
• 原廠封裝保護：嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。

以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]