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Product Overview
The SN74LS145N is a BCD-to-decimal decoder/driver from Texas Instruments, designed to convert a 4-bit Binary Coded Decimal (BCD) input into one of ten mutually exclusive outputs. It features open-collector outputs capable of driving up to 80V and 40mA, making it suitable for driving relays, lamps, and other high-voltage loads. The device is housed in a 16-pin plastic DIP package (16-PDIP) and operates over a wide temperature range.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| Input Voltage (VIH) |
2V min |
| Input Voltage (VIL) |
0.8V max |
| Output Voltage (Open Collector) |
Up to 80V |
| Output Current (Sink) |
40mA per output |
| Propagation Delay (tPLH/tPHL) |
30ns typical |
| Operating Temperature |
0°C to 70°C |
| Package |
16-PDIP |
Key Features
- BCD to decimal decoding with active-low outputs
- Open-collector outputs for high-voltage applications
- High output current capability (40mA)
- Wide operating voltage range
- Standard 16-pin DIP package
- Compatible with TTL logic levels
Target Applications
- 5G base station control panels: driving indicator lamps and relays
- Automotive dashboard displays: segment driving for warning lights
- Industrial automation: PLC output modules for solenoid and motor control
- Medical equipment: driving alarm indicators and display backlights
- Consumer electronics: VFD (Vacuum Fluorescent Display) drivers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS145N. 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
SN74LS145N 是德州儀器(TI)生產的 BCD 至十進制解碼器/驅動器,可將 4 位二進制編碼十進制(BCD)輸入轉換為十個互斥輸出之一。它具有開路集電極輸出,能夠驅動高達 80V 和 40mA 的負載,適用於驅動繼電器、燈泡和其他高壓負載。該器件採用 16 引腳塑料 DIP 封裝(16-PDIP),可在寬溫度範圍內工作。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 輸入高電平 (VIH) |
最小 2V |
| 輸入低電平 (VIL) |
最大 0.8V |
| 輸出電壓(開路集電極) |
最高 80V |
| 輸出電流(灌電流) |
每路 40mA |
| 傳播延遲 (tPLH/tPHL) |
典型 30ns |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
16-PDIP |
核心特性
- BCD 至十進制解碼,輸出低電平有效
- 開路集電極輸出,適用於高壓應用
- 高輸出電流能力(40mA)
- 寬工作電壓範圍
- 標準 16 引腳 DIP 封裝
- 與 TTL 邏輯電平兼容
典型應用場景
- 5G 基站控制面板:驅動指示燈和繼電器
- 汽車儀表盤顯示:驅動警告燈段
- 工業自動化:PLC 輸出模塊,用於電磁閥和電機控制
- 醫療設備:驅動報警指示器和顯示背光
- 消費電子:VFD(真空熒光顯示)驅動器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS145N 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
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WhatsApp: +852 5209 9691 | Email: [email protected]