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Product Overview
The SN74HC244QDWRQ1 from Texas Instruments is a high-performance octal buffer and line driver designed for automotive and industrial applications. It features eight non-inverting buffers with 3-state outputs, providing robust signal driving capability. Housed in a 20-pin SOIC package, this device operates over a wide voltage range of 2V to 6V, making it suitable for interfacing with various logic families. With its automotive qualification (AEC-Q100), it ensures reliability in harsh environments.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2V to 6V |
| Input Voltage (VI) |
0V to VCC |
| Output Voltage (VO) |
0V to VCC |
| High-Level Output Current (IOH) |
-6 mA (at VCC=4.5V) |
| Low-Level Output Current (IOL) |
6 mA (at VCC=4.5V) |
| Propagation Delay (tpd) |
15 ns (typical at VCC=4.5V, CL=50pF) |
| Operating Temperature |
-40°C to +125°C |
| Package |
20-SOIC |
Key Features
- 8 non-inverting buffers with 3-state outputs
- Wide operating voltage range: 2V to 6V
- High noise immunity: VNIH = VNIL = 28% of VCC (min)
- Low power consumption: ICC = 80 µA (max)
- ±6 mA output drive at 5V
- Input hysteresis for improved noise margin
- AEC-Q100 qualified for automotive applications
- ESD protection exceeds 2000V (HBM)
Target Applications
- Automotive body electronics: dashboard clusters, infotainment systems
- Industrial control: PLCs, motor drives
- 5G base station control boards
- Data communication: signal buffering and line driving
- Consumer electronics: gaming consoles, smart home hubs
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74HC244QDWRQ1. 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
SN74HC244QDWRQ1 是德州儀器 (TI) 的一款高性能八路緩衝器和線路驅動器,專為汽車和工業應用設計。它包含八個非反相緩衝器,帶有三態輸出,提供強大的信號驅動能力。該器件採用 20 引腳 SOIC 封裝,工作電壓範圍為 2V 至 6V,適合與各種邏輯系列接口。通過汽車級認證 (AEC-Q100),確保在惡劣環境下的可靠性。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
2V 至 6V |
| 輸入電壓 (VI) |
0V 至 VCC |
| 輸出電壓 (VO) |
0V 至 VCC |
| 高電平輸出電流 (IOH) |
-6 mA (VCC=4.5V 時) |
| 低電平輸出電流 (IOL) |
6 mA (VCC=4.5V 時) |
| 傳播延遲 (tpd) |
15 ns (典型值,VCC=4.5V, CL=50pF) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
20-SOIC |
核心特性
- 8 個非反相緩衝器,帶三態輸出
- 寬工作電壓範圍:2V 至 6V
- 高抗噪能力:VNIH = VNIL = 28% VCC (最小值)
- 低功耗:ICC = 80 µA (最大值)
- ±6 mA 輸出驅動能力 (5V 時)
- 輸入遲滯,改善噪聲容限
- 通過 AEC-Q100 汽車級認證
- ESD 保護超過 2000V (HBM)
典型應用場景
- 汽車車身電子:儀表盤集群、信息娛樂系統
- 工業控制:PLC、電機驅動
- 5G 基站控制板
- 數據通信:信號緩衝和線路驅動
- 消費電子:遊戲主機、智能家居中心
環球供應鏈與批發合作夥伴方案
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