SN74HCT139D TI Decoder/Demultiplexer | 16-SOIC | 2-to-4, 5V

Product Overview

The SN74HCT139D is a high-speed CMOS dual 2-to-4 line decoder/demultiplexer from Texas Instruments. It is designed for memory decoding and data routing applications. The device features two independent decoders, each accepting two binary inputs and providing four mutually exclusive active-low outputs. The SN74HCT139D operates with a 5V supply voltage and is compatible with TTL logic levels. It is housed in a 16-pin SOIC package, making it suitable for space-constrained designs.

Detailed Technical Specifications

Key Features

• Dual 2-to-4 line decoder/demultiplexer
• Active-low outputs for easy interfacing
• TTL input compatibility
• Low power consumption: 80 µA (max) ICC
• High noise immunity: VNIH = VNIL = 28% of VCC (min)
• Balanced propagation delays
• Standard 16-SOIC package for surface mount

Target Applications

The SN74HCT139D is ideal for use in memory decoding, data routing, and address decoding in various systems. Specific applications include:

• 5G base station control logic
• Automotive dashboard display systems
• Industrial PLC I/O modules
• Consumer electronics like smart home hubs
• Telecommunications equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74HCT139D. 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

SN74HCT139D 是德州儀器 (TI) 生產的高速 CMOS 雙路 2 線至 4 線解碼器/多路分配器。該器件專為存儲器解碼和數據路由應用而設計。每個解碼器接受兩個二進制輸入，並提供四個互斥的低電平有效輸出。SN74HCT139D 在 5V 電源電壓下工作，兼容 TTL 邏輯電平。它採用 16 引腳 SOIC 封裝，適合空間受限的設計。

詳細技術參數

核心特性

• 雙路 2 線至 4 線解碼器/多路分配器
• 低電平有效輸出，便於接口
• TTL 輸入兼容
• 低功耗：最大 ICC 80 µA
• 高抗噪能力：VNIH = VNIL = 28% VCC (最小值)
• 平衡的傳播延遲
• 標準 16-SOIC 表面貼裝封裝

典型應用場景

SN74HCT139D 適用於存儲器解碼、數據路由和地址解碼等系統。具體應用包括：

• 5G 基站控制邏輯
• 汽車儀表盤顯示系統
• 工業 PLC I/O 模塊
• 消費電子產品，如智能家居中樞
• 電信設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN74HCT139D 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]