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Product Overview
The SN74AS20NSR is a dual 4-input NAND gate from Texas Instruments' Advanced Schottky (AS) logic family. Housed in a 14-pin SOIC package, this device provides high-speed logic operations with typical propagation delays of 4.5ns. It operates over a supply voltage range of 4.75V to 5.25V and features standard totem-pole outputs capable of driving up to 10 LSTTL loads. The SN74AS20NSR is designed for use in high-performance digital systems requiring fast switching and reliable logic functions.
Detailed Technical Specifications
| Parameter |
Value |
| Logic Family |
AS (Advanced Schottky) |
| Logic Type |
Dual 4-Input NAND Gate |
| Number of Gates |
2 |
| Number of Inputs per Gate |
4 |
| Supply Voltage (Vcc) |
4.75V to 5.25V |
| Propagation Delay (tpd) |
4.5ns (typical) |
| Output Current (IOL/IOH) |
20mA / -2mA |
| Operating Temperature |
0°C to 70°C |
| Package |
14-SO (SOIC-14) |
Key Features
- Advanced Schottky technology for high speed and low power
- Dual 4-input NAND gates in a single package
- Typical propagation delay of 4.5ns
- Wide operating voltage range: 4.75V to 5.25V
- Standard totem-pole outputs
- Direct replacement for 74AS20 devices
- Industry-standard SOIC-14 package for surface-mount assembly
Target Applications
- 5G base station control logic
- Automotive dashboard display controllers
- Industrial automation PLCs
- High-speed data communication equipment
- Server and networking hardware
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74AS20NSR. 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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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
SN74AS20NSR 是德州儀器先進肖特基(AS)邏輯系列中的雙路4輸入與非門。該器件採用14引腳SOIC封裝,提供高速邏輯操作,典型傳播延遲為4.5ns。它工作在4.75V至5.25V的電源電壓範圍內,並具有標準的推挽輸出,能夠驅動多達10個LSTTL負載。SN74AS20NSR 專為需要快速開關和可靠邏輯功能的高性能數字系統而設計。
詳細技術參數
| 參數 |
數值 |
| 邏輯系列 |
AS(先進肖特基) |
| 邏輯類型 |
雙路4輸入與非門 |
| 門電路數量 |
2 |
| 每個門的輸入數 |
4 |
| 電源電壓(Vcc) |
4.75V 至 5.25V |
| 傳播延遲(tpd) |
4.5ns(典型值) |
| 輸出電流(IOL/IOH) |
20mA / -2mA |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
14-SO(SOIC-14) |
核心特性
- 先進肖特基技術,實現高速和低功耗
- 單一封裝內集成雙路4輸入與非門
- 典型傳播延遲為4.5ns
- 寬工作電壓範圍:4.75V 至 5.25V
- 標準推挽輸出
- 可直接替代74AS20器件
- 行業標準SOIC-14封裝,適用於表面貼裝
典型應用場景
- 5G基站控制邏輯
- 汽車儀表盤顯示控制器
- 工業自動化PLC
- 高速數據通信設備
- 服務器和網絡硬件
環球供應鏈與批發合作夥伴方案
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我們的核心優勢包括:
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