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Product Overview
The SN74LVTH543PW is a high-performance, 3.3V octal registered transceiver from Texas Instruments, designed for bidirectional asynchronous communication between data buses. It features non-inverting outputs with 3-state capability, making it ideal for driving heavily loaded backplanes or buffering memory interfaces. The device is fabricated using advanced BiCMOS technology, offering low power consumption while maintaining high drive strength (up to 64 mA sink/source). Packaged in a compact 24-pin TSSOP, it is suitable for space-constrained applications.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2.7V to 3.6V |
| Input Voltage Range |
0V to 5.5V |
| Output Current (IOL/IOH) |
64 mA / -32 mA |
| Propagation Delay (tpd) |
3.5 ns (typical at 3.3V) |
| Operating Temperature |
-40°C to +85°C |
| Package |
24-TSSOP (4.4mm width) |
| Logic Family |
LVT (Low Voltage BiCMOS) |
| Number of Bits |
8 |
| Output Type |
3-State, Non-Inverting |
Key Features
- Bidirectional bus transceiver with registered outputs
- Non-inverting data path
- 3-state outputs for bus isolation
- Low power consumption (ICC max 5 mA)
- Bus-hold circuitry eliminates external pull-up resistors
- ESD protection exceeds 2000V (HBM)
- Compatible with mixed-voltage systems (5V tolerant inputs)
Target Applications
- 5G base station control boards (e.g., for interfacing FPGA with backplane)
- Automotive dashboard display modules (e.g., connecting MCU to LCD driver)
- Industrial PLC I/O modules (e.g., buffering sensor data to CPU)
- Telecom switches and routers (e.g., data bus isolation)
- Memory interface for SRAM/DRAM in embedded systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LVTH543PW. 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
SN74LVTH543PW 是一款高性能3.3V八路寄存收發器,由德州儀器生產,專為雙向異步數據總線通信設計。它具有同相輸出和三態功能,非常適合驅動重載背板或緩衝存儲器接口。該器件採用先進的BiCMOS工藝,在保持高驅動能力(高達64 mA灌/拉電流)的同時實現低功耗。採用緊湊的24引腳TSSOP封裝,適用於空間受限的應用。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
2.7V 至 3.6V |
| 輸入電壓範圍 |
0V 至 5.5V |
| 輸出電流 (IOL/IOH) |
64 mA / -32 mA |
| 傳播延遲 (tpd) |
3.5 ns (典型值 @3.3V) |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
24-TSSOP (4.4mm 寬) |
| 邏輯系列 |
LVT (低電壓BiCMOS) |
| 位數 |
8 |
| 輸出類型 |
三態,同相 |
核心特性
- 帶寄存輸出的雙向總線收發器
- 同相數據路徑
- 三態輸出用於總線隔離
- 低功耗 (ICC 最大 5 mA)
- 總線保持電路消除外部上拉電阻
- ESD 保護超過 2000V (HBM)
- 兼容混合電壓系統 (5V 容限輸入)
典型應用場景
- 5G基站控制板(例如,FPGA與背板接口)
- 汽車儀表盤顯示模塊(例如,MCU連接LCD驅動器)
- 工業PLC I/O模塊(例如,傳感器數據緩衝至CPU)
- 電信交換機和路由器(例如,數據總線隔離)
- 嵌入式系統中SRAM/DRAM的存儲器接口
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LVTH543PW 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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Jasin Chip 承諾所有出貨產品均為原廠正貨,具備完善的品質保證及產品可追溯性。
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原廠封裝保護:嚴格保留原廠原始包裝及封條,確保物流過程中的靜電防護 (ESD) 與物理安全。
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