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Product Overview
The SN74LS02DR is a quad 2-input positive-NOR gate from Texas Instruments, part of the 74LS family of low-power Schottky logic devices. It integrates four independent NOR gates in a single 14-pin SOIC package, providing high-speed logic operations with low power consumption. The device operates from a 5V supply and is designed for use in a wide range of digital systems, including industrial control, consumer electronics, and telecommunications.
Detailed Technical Specifications
| Parameter |
Value |
| Logic Family |
74LS |
| Logic Type |
NOR Gate |
| Number of Gates |
4 |
| Number of Inputs per Gate |
2 |
| Supply Voltage (Vcc) |
4.75V to 5.25V |
| Propagation Delay (tpd) |
15 ns (typical) |
| Output Current (IOL) |
8 mA |
| Output Current (IOH) |
-0.4 mA |
| Operating Temperature |
0°C to 70°C |
| Package |
14-SOIC |
Key Features
- Quad 2-input NOR gate configuration
- Low power consumption (typical 2 mW per gate)
- High speed: typical propagation delay of 15 ns
- Wide operating voltage range: 4.75V to 5.25V
- Standard 14-pin SOIC package for surface-mount assembly
- Compatible with TTL logic levels
- Schottky-clamped transistors for improved speed
Target Applications
- 5G base station control logic
- Automotive dashboard display controllers
- Industrial automation PLCs
- Consumer electronics like smart home hubs
- Data communication equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS02DR. 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
SN74LS02DR 是德州儀器的一款四路2輸入正或非門,屬於74LS低功耗肖特基邏輯系列。它將四個獨立的或非門集成在一個14引腳SOIC封裝中,提供高速邏輯操作和低功耗。該器件在5V電源下工作,適用於工業控制、消費電子和電信等多種數字系統。
詳細技術參數
| 參數 |
數值 |
| 邏輯系列 |
74LS |
| 邏輯類型 |
或非門 |
| 門電路數 |
4 |
| 每門輸入數 |
2 |
| 電源電壓 (Vcc) |
4.75V 至 5.25V |
| 傳播延遲 (tpd) |
15 ns (典型值) |
| 輸出電流 (IOL) |
8 mA |
| 輸出電流 (IOH) |
-0.4 mA |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
14-SOIC |
核心特性
- 四路2輸入或非門配置
- 低功耗(每門典型2 mW)
- 高速:典型傳播延遲15 ns
- 寬工作電壓範圍:4.75V 至 5.25V
- 標準14引腳SOIC封裝,適合表面貼裝
- 兼容TTL邏輯電平
- 肖特基鉗位晶體管提高速度
典型應用場景
- 5G基站控制邏輯
- 汽車儀表盤顯示控制器
- 工業自動化PLC
- 消費電子如智能家居中樞
- 數據通信設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS02DR 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。
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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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