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Product Overview
The SN74HC244QPWRQ1 from Texas Instruments is a high-performance octal buffer and line driver designed for automotive and industrial applications. It features 8 non-inverting channels with 3-state outputs, enabling bidirectional bus communication and driving heavy capacitive loads. Housed in a compact 20-TSSOP package, this device operates over a wide supply voltage range of 2V to 6V, making it suitable for battery-powered and low-voltage systems. Qualified to AEC-Q100 standards, 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-TSSOP |
Key Features
- 8 non-inverting buffers with 3-state outputs
- Wide supply voltage range: 2V to 6V
- High noise immunity: VNIH = VNIL = 28% of VCC
- Low power consumption: ICC of 80 µA max
- Input hysteresis for improved noise margin
- AEC-Q100 qualified for automotive applications
- ESD protection: 2 kV HBM, 1 kV CDM
Target Applications
- Automotive infotainment and dashboard displays
- 5G base station control logic
- Industrial automation PLCs
- Battery management systems (BMS)
- Memory address drivers
- Bus interface for microcontrollers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74HC244QPWRQ1. 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
SN74HC244QPWRQ1 是德州儀器(TI)推出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8個非反相通道,具有三態輸出,支持雙向總線通信並驅動重容性負載。該器件採用緊湊的20-TSSOP封裝,在2V至6V的寬電源電壓範圍內工作,適用於電池供電和低電壓系統。通過AEC-Q100認證,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) |
| 低電平輸出電流 (IOL) |
6 mA (VCC=4.5V) |
| 傳播延遲 (tpd) |
典型值 15 ns (VCC=4.5V, CL=50pF) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
20-TSSOP |
核心特性
- 8路非反相緩衝器,帶三態輸出
- 寬電源電壓範圍:2V 至 6V
- 高抗噪能力:VNIH = VNIL = 28% VCC
- 低功耗:ICC 最大 80 µA
- 輸入遲滯,改善噪聲容限
- 通過AEC-Q100汽車應用認證
- ESD保護:2 kV HBM,1 kV CDM
典型應用場景
- 汽車信息娛樂系統和儀表盤顯示
- 5G基站控制邏輯
- 工業自動化PLC
- 電池管理系統 (BMS)
- 存儲器地址驅動器
- 微控制器總線接口
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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