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Product Overview
The SN74AS244DW is a high-performance octal buffer and line driver designed by Texas Instruments. It features non-inverting outputs with 3-state capability, making it ideal for driving bus lines or buffering memory address registers. The device operates from a 4.5V to 5.5V supply and offers high drive current (up to 48mA sink/24mA source) while maintaining low power consumption. Housed in a 20-pin SOIC package, it is suitable for a wide range of digital systems requiring signal buffering and line driving.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.5V to 5.5V |
| Input Voltage Range |
0V to 5.5V |
| Output Current (IOL/IOH) |
48mA / 24mA |
| Propagation Delay (tpd) |
6.5ns typical at 5V |
| Operating Temperature |
0°C to 70°C |
| Package |
20-pin SOIC (DW) |
| Logic Family |
AS (Advanced Schottky) |
| Output Type |
3-State, Non-Inverting |
| Number of Bits |
8 |
Key Features
- High drive current: 48mA sink, 24mA source
- 3-state outputs for bus-oriented applications
- Low propagation delay: 6.5ns typical
- Wide operating voltage range: 4.5V to 5.5V
- Input clamp diodes limit overshoot
- Compatible with TTL logic levels
- Package options: SOIC, PDIP, SSOP
Target Applications
- 5G base station control logic buffering
- Automotive dashboard display drivers
- Industrial PLC I/O modules
- Memory address register buffering
- Bus line driving in telecom switches
- Data communication equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74AS244DW. 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
SN74AS244DW 是德州儀器生產的高性能八路緩衝器和線路驅動器。它具有同相輸出和三態功能,非常適合驅動總線或緩衝存儲器地址寄存器。該器件在 4.5V 至 5.5V 電源下工作,提供高驅動電流(高達 48mA 灌電流/24mA 拉電流),同時保持低功耗。採用 20 引腳 SOIC 封裝,適用於需要信號緩衝和線路驅動的各種數字系統。
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 |
| 輸出電流 (IOL/IOH) |
48mA / 24mA |
| 傳播延遲 (tpd) |
典型值 6.5ns @ 5V |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
20 引腳 SOIC (DW) |
| 邏輯系列 |
AS (高級肖特基) |
| 輸出類型 |
三態,同相 |
| 位數 |
8 |
核心特性
- 高驅動電流:灌電流 48mA,拉電流 24mA
- 三態輸出,適用於總線應用
- 低傳播延遲:典型值 6.5ns
- 寬工作電壓範圍:4.5V 至 5.5V
- 輸入鉗位二極管限制過衝
- 兼容 TTL 邏輯電平
- 封裝選項:SOIC、PDIP、SSOP
典型應用場景
- 5G 基站控制邏輯緩衝
- 汽車儀表盤顯示驅動器
- 工業 PLC I/O 模塊
- 存儲器地址寄存器緩衝
- 電信交換機中的總線驅動
- 數據通信設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74AS244DW 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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