SN74HC645DW TI Bus Transceiver | 20-SOIC | 8-Bit, Non-Inverting, 3-State

Product Overview

The SN74HC645DW from Texas Instruments is a high-performance octal bus transceiver designed for bidirectional asynchronous communication between two data buses. It features non-inverting 3-state outputs and operates from a 2V to 6V supply, making it suitable for a wide range of digital systems. The device is housed in a 20-pin SOIC package, offering a compact solution for bus interface applications.

Detailed Technical Specifications

Key Features

• 8-bit bidirectional bus transceiver with non-inverting outputs
• 3-state outputs for bus-oriented applications
• Wide operating voltage range: 2V to 6V
• High noise immunity: typical VNH = 0.5V at VCC=4.5V
• Low power consumption: ICC = 80µA (max) at VCC=6V
• Compatible with TTL levels
• ESD protection exceeds 2000V per MIL-STD-883, Method 3015

Target Applications

The SN74HC645DW is ideal for use in data communication systems, such as 5G base station control interfaces, automotive dashboard display modules, industrial PLC I/O modules, and networking equipment like routers and switches. It can also be used in memory interface circuits and general-purpose bus isolation.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74HC645DW. 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

SN74HC645DW 是德州儀器 (TI) 的一款高性能八路匯流排收發器，專為兩個數據匯流排之間的雙向異步通信而設計。它具有非反相三態輸出，工作電壓範圍為 2V 至 6V，適用於各種數字系統。該器件採用 20 引腳 SOIC 封裝，為匯流排接口應用提供了緊湊的解決方案。

詳細技術參數

核心特性

• 8位雙向匯流排收發器，非反相輸出
• 三態輸出，適用於匯流排應用
• 寬工作電壓範圍：2V 至 6V
• 高噪聲容限：典型 VNH = 0.5V 在 VCC=4.5V 時
• 低功耗：ICC = 80µA (最大值) 在 VCC=6V 時
• 與 TTL 電平兼容
• ESD 保護超過 2000V，符合 MIL-STD-883 方法 3015

典型應用場景

SN74HC645DW 適用於數據通信系統，例如 5G 基站控制接口、汽車儀表盤顯示模塊、工業 PLC I/O 模塊以及路由器和交換機等網絡設備。它還可用於存儲器接口電路和通用匯流排隔離。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN74HC645DW 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]