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Product Overview
The SN74LS273N is a high-performance octal D-type flip-flop integrated circuit from Texas Instruments (TI). It features eight edge-triggered D-type flip-flops with a common clock (CLK) and a common master reset (MR). The device is designed for use in storage, data synchronization, and control applications. Housed in a 20-pin PDIP package, it offers reliable operation over a wide temperature range and is compatible with TTL logic levels.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| Input High Voltage (VIH) |
2V min |
| Input Low Voltage (VIL) |
0.8V max |
| Output High Voltage (VOH) |
2.7V min (IOH = -0.4mA) |
| Output Low Voltage (VOL) |
0.5V max (IOL = 8mA) |
| Propagation Delay (tPLH/tPHL) |
15 ns typ (CL = 15pF) |
| Maximum Clock Frequency |
30 MHz typ |
| Operating Temperature |
0°C to 70°C |
| Package |
20-PDIP |
Key Features
- Eight D-type flip-flops with single-rail outputs
- Edge-triggered clock input
- Asynchronous master reset clears all flip-flops
- Buffered clock and reset inputs
- Typical propagation delay: 15 ns
- Low power consumption: 22 mW per flip-flop typical
- Wide operating voltage range: 4.75V to 5.25V
- TTL-compatible inputs and outputs
- Industry-standard 20-pin PDIP package
Target Applications
- Data storage and transfer in 5G base station control logic
- Register implementation in automotive dashboard displays
- State machine design in industrial automation controllers
- Buffer and latch in communication equipment like routers
- Digital signal processing in audio/video systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS273N. 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
SN74LS273N 是德州儀器 (TI) 生產的高性能八路 D 型觸發器集成電路。它包含八個邊沿觸發的 D 型觸發器,具有公共時鐘 (CLK) 和公共主復位 (MR)。該器件設計用於存儲、數據同步和控制應用。採用 20 引腳 PDIP 封裝,可在寬溫度範圍內可靠工作,並與 TTL 邏輯電平兼容。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 輸入高電平 (VIH) |
最小值 2V |
| 輸入低電平 (VIL) |
最大值 0.8V |
| 輸出高電平 (VOH) |
最小值 2.7V (IOH = -0.4mA) |
| 輸出低電平 (VOL) |
最大值 0.5V (IOL = 8mA) |
| 傳播延遲 (tPLH/tPHL) |
典型值 15 ns (CL = 15pF) |
| 最大時鐘頻率 |
典型值 30 MHz |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
20-PDIP |
核心特性
- 八個 D 型觸發器,單端輸出
- 邊沿觸發時鐘輸入
- 異步主復位清除所有觸發器
- 緩衝時鐘和復位輸入
- 典型傳播延遲:15 ns
- 低功耗:每個觸發器典型 22 mW
- 寬工作電壓範圍:4.75V 至 5.25V
- TTL 兼容輸入和輸出
- 行業標準 20 引腳 PDIP 封裝
典型應用場景
- 5G 基站控制邏輯中的數據存儲和傳輸
- 汽車儀表盤顯示中的寄存器實現
- 工業自動化控制器中的狀態機設計
- 路由器等通信設備中的緩衝器和鎖存器
- 音頻/視頻系統中的數字信號處理
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS273N 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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