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Product Overview
The SN74HCT244QPWREP is a high-performance octal buffer and line driver from Texas Instruments, designed for 5V logic systems. It features eight non-inverting buffers with 3-state outputs, providing enhanced drive capability and noise immunity. Housed in a 20-pin TSSOP package, this device is ideal for bus-oriented applications requiring high speed and low power consumption. It is part of TI's Enhanced Product (EP) portfolio, ensuring extended temperature range and reliability for demanding environments.
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 Output Current (IOH) |
-6 mA |
| Low-Level Output Current (IOL) |
6 mA |
| Propagation Delay (tpd) |
15 ns (max) at 5V, 50pF |
| Input Capacitance (Ci) |
10 pF (typ) |
| Operating Temperature Range |
-55°C to 125°C |
| Package |
20-TSSOP (4.4mm width) |
Key Features
- 8 non-inverting buffers with 3-state outputs
- Wide operating voltage range: 4.5V to 5.5V
- High drive capability: ±6 mA at 5V
- Low propagation delay: 15 ns max
- Inputs are TTL-voltage compatible
- Enhanced Product (EP) for extended temperature range (-55°C to 125°C)
- ESD protection exceeds 2000V per MIL-STD-883, Method 3015
- Latch-up performance exceeds 250 mA per JESD 17
Target Applications
- 5G base station control logic
- Automotive dashboard display drivers
- Industrial PLC I/O modules
- Memory address drivers in servers
- Bus interface for FPGA/CPLD systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74HCT244QPWREP. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
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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
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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
SN74HCT244QPWREP 是德州儀器(TI)的高性能八路緩衝器和線路驅動器,專為5V邏輯系統設計。它包含八個非反相緩衝器,帶有三態輸出,提供增強的驅動能力和噪聲抗擾度。該器件採用20引腳TSSOP封裝,非常適合需要高速和低功耗的總線應用。作為TI增強型產品(EP)系列的一部分,它確保了擴展的溫度範圍和可靠性,適用於苛刻環境。
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 |
| 高電平輸出電流 (IOH) |
-6 mA |
| 低電平輸出電流 (IOL) |
6 mA |
| 傳播延遲 (tpd) |
15 ns (最大值) 在5V, 50pF |
| 輸入電容 (Ci) |
10 pF (典型值) |
| 工作溫度範圍 |
-55°C 至 125°C |
| 封裝 |
20-TSSOP (4.4mm 寬度) |
核心特性
- 8個非反相緩衝器,帶三態輸出
- 寬工作電壓範圍:4.5V 至 5.5V
- 高驅動能力:±6 mA 在5V
- 低傳播延遲:最大15 ns
- 輸入與TTL電壓兼容
- 增強型產品(EP),擴展溫度範圍(-55°C 至 125°C)
- ESD保護超過2000V,符合MIL-STD-883方法3015
- 閂鎖性能超過250 mA,符合JESD 17
典型應用場景
- 5G基站控制邏輯
- 汽車儀表盤顯示驅動器
- 工業PLC I/O模塊
- 服務器中的存儲器地址驅動器
- FPGA/CPLD系統的總線接口
環球供應鏈與批發合作夥伴方案
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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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