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Product Overview
The SN74LS139ANSLE is a dual 2-line to 4-line decoder/demultiplexer from Texas Instruments, designed for high-performance memory decoding and data routing applications. It features two independent decoders, each with active-low outputs and enable inputs. The device operates from a 5V supply and is characterized for operation from 0°C to 70°C.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| High-Level Output Current (IOH) |
-0.4 mA |
| Low-Level Output Current (IOL) |
8 mA |
| Propagation Delay Time (tpd) |
21 ns (typical) |
| Operating Temperature |
0°C to 70°C |
| Package |
SOP (Small Outline Package) |
Key Features
- Dual 2-line to 4-line decoder/demultiplexer
- Active-low outputs for direct interface with memory chips
- Enable inputs for cascading or gating
- Schottky-clamped transistors for high speed
- Low power consumption
- Compatible with TTL logic levels
Target Applications
- Memory address decoding in 5G base stations (e.g., decoding for FPGA configuration memory)
- Data routing in automotive dashboard displays (e.g., selecting sensor data streams)
- Industrial control systems (e.g., PLC I/O module selection)
- Consumer electronics (e.g., set-top box channel selection)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS139ANSLE. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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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.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
SN74LS139ANSLE 是德州儀器推出的雙路2線至4線解碼器/多路分配器,專為高性能存儲器解碼和數據路由應用設計。該器件包含兩個獨立的解碼器,每個都具有低電平有效輸出和使能輸入。它工作在5V電源下,工作溫度範圍為0°C至70°C。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 高電平輸出電流 (IOH) |
-0.4 mA |
| 低電平輸出電流 (IOL) |
8 mA |
| 傳播延遲時間 (tpd) |
21 ns (典型值) |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
SOP (小外形封裝) |
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,可直接與存儲器芯片接口
- 使能輸入,用於級聯或門控
- 肖特基箝位晶體管,實現高速
- 低功耗
- 兼容TTL邏輯電平
典型應用場景
- 5G基站中的存儲器地址解碼(例如,FPGA配置存儲器解碼)
- 汽車儀表盤顯示中的數據路由(例如,選擇傳感器數據流)
- 工業控制系統(例如,PLC I/O模塊選擇)
- 消費電子(例如,機頂盒頻道選擇)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS139ANSLE 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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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。
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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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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。
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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。
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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。
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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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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。
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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。
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