SN700621DR TI Interface IC | RS-485 Transceiver | 3.3V, 250kbps, Half-Duplex

Product Overview

The SN700621DR from Texas Instruments is a low-power, half-duplex RS-485 transceiver designed for balanced data transmission in industrial and automotive applications. Operating from a 3.3V supply, it delivers data rates up to 250 kbps while maintaining robust performance against electrostatic discharge (ESD) and electromagnetic interference (EMI). The device features a 1/8 unit load, allowing up to 256 nodes on a single bus, and includes thermal shutdown and short-circuit protection for enhanced reliability.

Detailed Technical Specifications

Key Features

• 3.3V supply voltage for low power consumption
• Up to 256 nodes on a single bus (1/8 unit load)
• Thermal shutdown and short-circuit protection
• ±15 kV ESD protection on bus pins
• Receiver open-circuit fail-safe
• Low quiescent current: 300 µA typical

Target Applications

• Industrial automation: PLC, motor drives, sensor networks
• Building automation: HVAC, lighting control, security systems
• Automotive: infotainment, body control modules, battery management
• Telecommunications: 5G base station control, remote radio units
• Instrumentation: data acquisition, test equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN700621DR. 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

SN700621DR 是德州儀器（TI）推出的一款低功耗半雙工 RS-485 收發器，專為工業和汽車應用中的平衡數據傳輸而設計。該器件工作在 3.3V 電源下，數據速率高達 250 kbps，同時具備強大的靜電放電（ESD）和電磁干擾（EMI）防護能力。它採用 1/8 單位負載，允許總線上最多連接 256 個節點，並集成熱關斷和短路保護功能，以提高可靠性。

詳細技術參數

核心特性

• 3.3V 電源電壓，低功耗
• 總線上最多 256 個節點（1/8 單位負載）
• 熱關斷和短路保護
• 總線引腳 ±15 kV ESD 防護
• 接收器開路故障安全
• 靜態電流典型值 300 µA

典型應用場景

• 工業自動化：PLC、電機驅動、傳感器網絡
• 樓宇自動化：暖通空調、照明控制、安防系統
• 汽車電子：信息娛樂、車身控制模塊、電池管理
• 電信：5G 基站控制、遠程射頻單元
• 儀器儀表：數據採集、測試設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN700621DR 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]