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Product Overview
The SN74F245NSR is a high-performance octal bus transceiver from Texas Instruments, designed for bidirectional asynchronous communication between data buses. It features 8-bit non-inverting buffers with 3-state outputs, enabling efficient data flow control in digital systems. Housed in a 20-pin SOP package, this device operates over a wide voltage range and delivers fast propagation delays, making it ideal for high-speed applications.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.5V to 5.5V |
| Input Voltage Range |
0V to 5.5V |
| Output Voltage Range |
0V to VCC |
| Propagation Delay (tpd) |
4.5 ns (typ) at 5V |
| Output Current (IOH/IOL) |
±24 mA |
| Operating Temperature |
-40°C to +85°C |
| Package |
20-SO (SOP-20) |
| Logic Family |
F (FAST) |
| Number of Bits |
8 |
| Direction Control |
DIR pin |
| Output Enable |
Active-low OE pin |
Key Features
- Bidirectional bus transceiver with 8-bit non-inverting buffers
- 3-state outputs for bus-oriented applications
- Fast propagation delay: 4.5 ns typical at 5V
- High output drive: ±24 mA
- Wide operating voltage: 4.5V to 5.5V
- Inputs accept voltages up to 5.5V
- Flow-through pinout for easy PCB layout
- ESD protection exceeds 2000V per MIL-STD-883
Target Applications
- 5G base station control logic
- Automotive dashboard display interfaces
- Industrial PLC backplane communication
- Data acquisition systems
- Memory bus isolation
- Server motherboard bus arbitration
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74F245NSR. 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
SN74F245NSR 是德州儀器推出的高性能八路匯流排收發器,專為雙向非同步數據匯流排通信設計。它包含8位非反相緩衝器,具有三態輸出,可實現數位系統中高效的數據流控制。該器件採用20引腳SOP封裝,在寬電壓範圍內工作,傳播延遲快,非常適合高速應用。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.5V 至 5.5V |
| 輸入電壓範圍 |
0V 至 5.5V |
| 輸出電壓範圍 |
0V 至 VCC |
| 傳播延遲 (tpd) |
4.5 ns (典型值) 在 5V |
| 輸出電流 (IOH/IOL) |
±24 mA |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
20-SO (SOP-20) |
| 邏輯系列 |
F (FAST) |
| 位數 |
8 |
| 方向控制 |
DIR 引腳 |
| 輸出使能 |
低電平有效 OE 引腳 |
核心特性
- 雙向匯流排收發器,帶8位非反相緩衝器
- 三態輸出,適用於匯流排應用
- 快速傳播延遲:5V時典型值4.5 ns
- 高輸出驅動能力:±24 mA
- 寬工作電壓:4.5V 至 5.5V
- 輸入可承受高達5.5V電壓
- 流暢引腳排列,便於PCB佈局
- ESD保護超過2000V,符合MIL-STD-883標準
典型應用場景
- 5G基站控制邏輯
- 汽車儀表盤顯示介面
- 工業PLC背板通信
- 數據採集系統
- 記憶體匯流排隔離
- 伺服器主機板匯流排仲裁
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74F245NSR 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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