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Product Overview
The SN74F20N is a dual 4-input NAND gate from Texas Instruments, part of the 74F family of high-speed logic devices. It is designed for 4.5V to 5.5V VCC operation and features fast propagation delays and high output drive capability. The device is housed in a 14-pin PDIP package, making it suitable for through-hole PCB assembly. It provides the function Y = A·B·C·D for each gate, with inverted output.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.5V to 5.5V |
| Input Voltage (VI) |
0V to 5.5V |
| Output Voltage (VO) |
0V to VCC |
| High-Level Input Voltage (VIH) |
2V min |
| Low-Level Input Voltage (VIL) |
0.8V max |
| High-Level Output Current (IOH) |
-1mA |
| Low-Level Output Current (IOL) |
20mA |
| Propagation Delay (tPLH/tPHL) |
4.5ns typ at 5V, 50pF |
| Operating Temperature |
0°C to 70°C |
| Package |
14-PDIP |
Key Features
- Dual 4-input NAND gate with inverted output
- Wide supply voltage range: 4.5V to 5.5V
- Fast propagation delay: 4.5ns typical
- High output drive: ±20mA at 5V
- Input clamp diodes for overshoot protection
- Standard 14-pin PDIP package for easy prototyping
- Compatible with TTL logic levels
Target Applications
- 5G base station control logic: used in signal gating and decoding circuits
- Automotive dashboard displays: logic for indicator control and data multiplexing
- Industrial PLCs: combinational logic for sensor input processing
- Consumer electronics: remote control decoding and data validation
- Telecommunications: address decoding in networking equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74F20N. 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
SN74F20N 是德州儀器(TI)的一款雙路4輸入與非門,屬於74F系列高速邏輯器件。它支持4.5V至5.5V的電源電壓,具有快速傳播延遲和高輸出驅動能力。器件採用14引腳PDIP封裝,適合通孔PCB組裝。每個門實現功能 Y = A·B·C·D,輸出為反相。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.5V 至 5.5V |
| 輸入電壓 (VI) |
0V 至 5.5V |
| 輸出電壓 (VO) |
0V 至 VCC |
| 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) |
-1mA |
| 低電平輸出電流 (IOL) |
20mA |
| 傳播延遲 (tPLH/tPHL) |
典型值 4.5ns (5V, 50pF) |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
14-PDIP |
核心特性
- 雙路4輸入與非門,輸出反相
- 寬電源電壓範圍:4.5V 至 5.5V
- 快速傳播延遲:典型值 4.5ns
- 高輸出驅動:±20mA (5V)
- 輸入鉗位二極管,防止過沖
- 標準14引腳PDIP封裝,便於原型設計
- 兼容TTL邏輯電平
典型應用場景
- 5G基站控制邏輯:用於信號門控和解碼電路
- 汽車儀表盤顯示:指示燈控制和數據多路復用邏輯
- 工業PLC:傳感器輸入處理的組合邏輯
- 消費電子:遙控解碼和數據驗證
- 電信設備:網絡設備中的地址解碼
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74F20N 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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