SN65ALS544NSR TI RS-485 Transceiver | 20-SO | 5V, 32Mbps, Half-Duplex

Product Overview

The SN65ALS544NSR from Texas Instruments is a high-speed, differential bus transceiver designed for RS-485 and RS-422 communication. It operates from a single 5V supply and supports data rates up to 32 Mbps. The device features a half-duplex architecture with a driver and receiver on a single chip, making it ideal for balanced transmission lines. Housed in a 20-pin SOIC package, it offers robust performance for industrial and telecom applications.

Detailed Technical Specifications

Key Features

• Meets or exceeds TIA/EIA-485-A and ISO 8482:1993 standards
• Low power consumption: 30 mW typical
• Thermal shutdown protection
• Open-circuit, short-circuit, and idle bus fail-safe
• Glitch-free power-up/power-down
• High input impedance allows up to 256 nodes on a bus

Target Applications

• 5G base station backhaul communication
• Industrial automation (PLC, motor drives)
• Building automation (HVAC controllers, lighting systems)
• Telecom infrastructure (DSLAM, multiplexers)
• Automotive infotainment and dashboard clusters
• Data acquisition systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN65ALS544NSR. 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

SN65ALS544NSR 是德州儀器 (TI) 的一款高速差分匯流排收發器，專為 RS-485 和 RS-422 通訊設計。它採用單一 5V 電源供電，支援高達 32 Mbps 的數據速率。該器件具有半雙工架構，單晶片集成驅動器和接收器，非常適合平衡傳輸線路。採用 20 引腳 SOIC 封裝，為工業和電信應用提供穩健性能。

詳細技術參數

核心特性

• 符合或超過 TIA/EIA-485-A 和 ISO 8482:1993 標準
• 低功耗：典型值 30 mW
• 熱關斷保護
• 開路、短路和空閒匯流排故障安全
• 無干擾上電/斷電
• 高輸入阻抗，支援匯流排上多達 256 個節點

典型應用場景

• 5G 基站回傳通訊
• 工業自動化（PLC、電機驅動器）
• 樓宇自動化（HVAC 控制器、照明系統）
• 電信基礎設施（DSLAM、多路復用器）
• 汽車資訊娛樂系統和儀表板
• 數據採集系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN65ALS544NSR 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]