SN54HCT138J TI Decoder/Demultiplexer | 3-to-8 Line | 4.5V-5.5V, High-Speed CMOS

Product Overview

The SN54HCT138J is a high-speed CMOS 3-to-8 line decoder/demultiplexer from Texas Instruments. It is designed for memory decoding and data routing applications requiring low power dissipation and high noise immunity. The device features three enable inputs (two active low and one active high) to simplify cascading and system expansion. It operates over a wide supply voltage range of 4.5V to 5.5V and is fully compatible with TTL logic levels.

Detailed Technical Specifications

Key Features

• 3-to-8 line decoder/demultiplexer with three enable inputs
• High-speed CMOS technology with typical propagation delay of 23ns
• Low power consumption: 80µA max ICC
• TTL-compatible inputs
• Wide operating temperature range: -55°C to +125°C
• Designed for memory decoding and data routing

Target Applications

• Memory address decoding in 5G base stations
• Data routing in automotive dashboard displays
• Industrial control systems
• Telecommunications equipment
• High-reliability aerospace systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN54HCT138J. 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

SN54HCT138J 是德州儀器（TI）生產的高速 CMOS 3 線轉 8 線解碼器/多路分配器。該器件專為需要低功耗和高抗噪聲的存儲器解碼和數據路由應用而設計。它具有三個使能輸入（兩個低電平有效和一個高電平有效），便於級聯和系統擴展。工作電源電壓範圍為 4.5V 至 5.5V，完全兼容 TTL 邏輯電平。

詳細技術參數

核心特性

• 3 線轉 8 線解碼器/多路分配器，帶三個使能輸入
• 高速 CMOS 技術，典型傳播延遲為 23ns
• 低功耗：最大 ICC 為 80µA
• TTL 兼容輸入
• 寬工作溫度範圍：-55°C 至 +125°C
• 專為存儲器解碼和數據路由設計

典型應用場景

• 5G 基站中的存儲器地址解碼
• 汽車儀表盤顯示器的數據路由
• 工業控制系統
• 電信設備
• 高可靠性航空航天系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN54HCT138J 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。
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• 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

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• 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。
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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]