SN75LBC776DBR TI RS-485 Transceiver | 20-SSOP | 250kbps, 2 Drivers/2 Receivers

Product Overview

The SN75LBC776DBR from Texas Instruments is a dual differential driver and receiver pair designed for RS-485 and RS-422 communication. It operates from a single 5V supply and features a wide common-mode voltage range, making it suitable for long-distance data transmission in noisy environments. The device is housed in a 20-pin SSOP package, offering a compact solution for industrial and telecom applications.

Detailed Technical Specifications

Key Features

• Meets or exceeds TIA/EIA-485-A and TIA/EIA-422-B standards
• Low power consumption: 5 mA typical supply current
• Thermal shutdown protection for drivers
• Glitch-free power-up/power-down protection
• Open-circuit, short-circuit, and idle bus fail-safe receiver
• High-impedance outputs when disabled or powered off

Target Applications

• Industrial automation: PLCs, motor drives, and sensor networks
• Telecommunications: 5G base station control interfaces, remote radio units
• Building automation: HVAC systems, lighting control panels
• Transportation: In-vehicle infotainment, dashboard communication buses
• Security systems: CCTV camera PTZ control, access control panels

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN75LBC776DBR. 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

SN75LBC776DBR 是德州儀器推出的雙路差分驅動器和接收器對，專為 RS-485 和 RS-422 通信設計。它採用單一 5V 電源供電，具有寬共模電壓範圍，適用於噪聲環境中的長距離數據傳輸。器件採用 20 引腳 SSOP 封裝，為工業和電信應用提供緊湊解決方案。

詳細技術參數

核心特性

• 符合或超過 TIA/EIA-485-A 和 TIA/EIA-422-B 標準
• 低功耗：典型電源電流 5 mA
• 驅動器熱關斷保護
• 無干擾的上電/斷電保護
• 開路、短路和空閒總線故障安全接收器
• 禁用或斷電時輸出高阻抗

典型應用場景

• 工業自動化：PLC、電機驅動、傳感器網絡
• 電信：5G 基站控制接口、遠程射頻單元
• 樓宇自動化：HVAC 系統、照明控制面板
• 交通運輸：車載信息娛樂系統、儀表板通信總線
• 安防系統：CCTV 雲台控制、門禁控制面板

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN75LBC776DBR 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]