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Product Overview
The SN74LS280NSR is a 9-bit parity generator/checker from Texas Instruments, designed for error detection in digital systems. It operates from a 5V supply and is housed in a 14-pin SOIC package. The device generates odd or even parity for 9-bit data words and can check parity with a single output indicating error.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| Operating Temperature |
0°C to 70°C |
| Propagation Delay (typical) |
23 ns |
| Input Current (IIH/IIL) |
±20 µA |
| Output Current (IOH/IOL) |
-0.4 mA / 8 mA |
| Package |
14-SO (NSR suffix) |
Key Features
- 9-bit parity generation and checking
- Odd/even parity selection
- Low power consumption
- Schmitt-trigger inputs for noise immunity
- Compatible with TTL logic levels
Target Applications
- Error detection in 5G base station control logic
- Data integrity in automotive dashboard displays
- Parity checking in industrial PLC communication
- Memory parity generation in server motherboards
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS280NSR. Our core advantages include:
-
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.
-
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.
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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
SN74LS280NSR 是德州儀器推出的9位奇偶校驗生成器/檢查器,用於數字系統中的錯誤檢測。它工作在5V電源下,採用14引腳SOIC封裝。該器件可為9位數據字生成奇數或偶數校驗,並通過單個輸出指示校驗錯誤。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 工作溫度 |
0°C 至 70°C |
| 傳播延遲 (典型) |
23 ns |
| 輸入電流 (IIH/IIL) |
±20 µA |
| 輸出電流 (IOH/IOL) |
-0.4 mA / 8 mA |
| 封裝 |
14-SO (NSR 後綴) |
核心特性
- 9位奇偶校驗生成與檢查
- 奇數/偶數校驗選擇
- 低功耗
- 施密特觸發輸入,抗噪能力強
- 兼容TTL邏輯電平
典型應用場景
- 5G基站控制邏輯中的錯誤檢測
- 汽車儀表盤顯示的數據完整性
- 工業PLC通信中的奇偶校驗
- 服務器主板中的存儲器奇偶生成
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS280NSR 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。
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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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]