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Product Overview
The SN74LS280NS is a 9-bit parity generator/checker from Texas Instruments' 74LS family. It evaluates the parity of nine input bits and provides both odd and even parity outputs. This device is ideal for error detection in digital systems, ensuring data integrity in communication and computing applications.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| Input Voltage (VI) |
0V to 5.5V |
| Output Voltage (VO) |
0V to 5.5V |
| High-Level Input Voltage (VIH) |
2V min |
| Low-Level Input Voltage (VIL) |
0.8V max |
| High-Level Output Current (IOH) |
-0.4 mA |
| Low-Level Output Current (IOL) |
8 mA |
| Propagation Delay (tPLH/tPHL) |
30 ns typ |
| Operating Temperature |
0°C to 70°C |
| Package |
SOIC-14 |
Key Features
- 9-bit parity generation and checking
- Odd/even parity outputs
- Schmitt-trigger inputs for noise immunity
- Low power consumption (typical 22 mW)
- Wide operating voltage range
- Compatible with TTL logic levels
Target Applications
- Error detection in 5G base station backhaul links
- Data integrity in automotive dashboard displays
- Memory parity checking in industrial controllers
- Communication systems (e.g., RS-232, RS-485)
- Digital computing and server motherboards
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS280NS. 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
SN74LS280NS 是德州儀器 74LS 系列的一款 9 位奇偶發生器/校驗器。它評估九個輸入位的奇偶性,並提供奇數和偶數奇偶輸出。該器件非常適合數字系統中的錯誤檢測,確保通信和計算應用中的數據完整性。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 輸入電壓 (VI) |
0V 至 5.5V |
| 輸出電壓 (VO) |
0V 至 5.5V |
| 高電平輸入電壓 (VIH) |
最小值 2V |
| 低電平輸入電壓 (VIL) |
最大值 0.8V |
| 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 (tPLH/tPHL) |
典型值 30 ns |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
SOIC-14 |
核心特性
- 9 位奇偶生成和校驗
- 奇數/偶數奇偶輸出
- 施密特觸發輸入,抗噪能力強
- 低功耗(典型 22 mW)
- 寬工作電壓範圍
- 兼容 TTL 邏輯電平
典型應用場景
- 5G 基站回傳鏈路中的錯誤檢測
- 汽車儀表盤顯示的數據完整性
- 工業控制器中的存儲器奇偶校驗
- 通信系統(如 RS-232、RS-485)
- 數字計算機和服務器主板
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS280NS 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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]