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Lam Research Node Board 810-800256-004
Lam Research 810-800256-004
Product Overview
The Lam Research 810-800256-004 is a dedicated Node Board (Printed Circuit Board Assembly, PCBA) designed by Lam Research for its industry-leading semiconductor wafer manufacturing equipment. Serving as a critical node in the equipment’s distributed control network, this board acts as a vital connecting control unit in highly complex plasma etching and chemical vapor deposition (CVD) systems.
Its core function is to receive commands from the main controller and convert them into precise executable operations, coordinating the collaborative work of affiliated subsystems including gas flow control, temperature regulation, and vacuum management. The stable operation of the Lam Research 810-800256-004 serves as a fundamental guarantee for achieving nanometer-level process accuracy and ensuring consistent wafer processing and high production yield.
Developed and manufactured in strict compliance with stringent semiconductor equipment industry standards, this node board delivers exceptional reliability and environmental adaptability. Adopting a modular design with standardized interfaces for connection to equipment backplanes and wiring harnesses, it greatly simplifies the internal wiring structure of the equipment. Featuring high integration, the board integrates multiple functions including data processing, communication, and local control within a limited physical space, making it an indispensable component for the continuous and efficient operation of high-capacity wafer production lines.
Product Specifications
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Parameter Item
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Parameter Value
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Product Model
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810-800256-004
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Manufacturer
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Lam Research
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Product Type
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PCBA / Node Board
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Product Name
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Node Board, Type 3
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Hardware Version
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Rev G and other versions
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Functional Description
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Subsystem control, data processing and communication
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Compatible Equipment
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Lam Research etching and deposition systems (e.g., Alliance Gas Box)
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Application Environment
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Class 1000 or higher cleanroom / Semiconductor Fab environment
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Interface Type
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Internal equipment communication bus
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Structure and Composition
The Lam Research 810-800256-004 embodies the core design philosophy of highly integrated industrial electronic modules. It is built on a high-quality multi-layer Printed Circuit Board (PCB) with high Tg (glass transition temperature) substrate material, ensuring excellent dimensional stability and electrical performance under fluctuating temperature conditions. The board is divided into multiple functional areas, mainly including a core processor unit, a storage unit, and comprehensive interface circuits.
In terms of functional partitioning, the on-board microprocessor/microcontroller acts as the core computing unit, responsible for executing control algorithms, processing logical operations, and implementing protocol communication. The on-board storage chips provide reliable storage space for operating parameters, control programs, and real-time operational data. Surrounding the core processor, a complete set of interface circuits and connectors enables physical connection and signal interaction with internal equipment sensors (temperature, pressure, etc.), actuators (pneumatic valves, heaters, etc.), and the main control bus.
The well-defined functional partitioning and compact layout ensure complete signal transmission and strong anti-interference capability, enabling the 810-800256-004 to stably perform complex tasks including data processing, command conversion, and equipment status feedback.
Key Features and Advantages
1. High Integration and Superior Performance
As a highly integrated functional board, the Lam Research 810-800256-004 integrates data processing, communication, and local control functions into a single unit. It supports high-speed and accurate data exchange between the equipment main controller and various execution units, which is critical for sub-nanometer precision wafer processing technologies. The optimized circuit design effectively reduces signal crosstalk and electrical noise, guarantees complete and accurate data transmission, and lays a solid foundation for high-precision etching and deposition processes.
2. High Reliability and Long Service Life
As an original official component from Lam Research, a global leader in the semiconductor industry, the board has been fully verified by long-term market applications. The 810-800256-004 adopts industrial-grade high-quality components and undergoes rigorous manufacturing and testing procedures. Its design is fully optimized for the extreme operating conditions of semiconductor equipment, including long-duration, high-load, and 24/7 continuous operation. It delivers outstanding resistance to temperature fluctuations and electromagnetic interference, ensuring long-term stable equipment performance.
3. Modular Design and Easy Maintenance
The 810-800256-004 features a modular design that supports rapid replacement. When functional faults related to the node board occur, such as subsystem communication interruption or abnormal control, professionally trained technicians can quickly locate and replace the board. This board-level replacement strategy reduces the Mean Time To Repair (MTTR) from several hours to minutes, minimizing production losses caused by equipment downtime. It effectively improves the Overall Equipment Efficiency (OEE) of wafer fabs and reduces long-term maintenance costs.
Application Fields
The Lam Research 810-800256-004 is mainly applied to plasma etching and thin-film deposition processes, the core front-end manufacturing procedures of semiconductor chips. It is widely integrated into Lam Research etching and deposition platforms for the production of logic chips (CPU, GPU, etc.) and memory chips (DRAM, 3D NAND flash, etc.), especially in precision gas control systems such as the Alliance Gas Box.
Its core application scenarios are divided into two categories. First, it serves as a dedicated subsystem controller, accurately transmitting main controller commands to Mass Flow Controllers (MFCs) to ensure precise gas ratio allocation for etching processes. Second, it acts as a data acquisition and processing hub, collecting real-time signals from temperature and pressure sensors and processing data to provide decision support for equipment closed-loop control.
Accordingly, the stable operation of the Lam Research 810-800256-004 is essential for high process repeatability and high chip yield. Reserving this model in wafer fab spare parts inventory is a strategic measure to avoid prolonged equipment downtime caused by core component failures.
Installation and Maintenance
Pre-installation Preparation
The installation of the 810-800256-004 must be performed by Lam Research certified professional technicians in a strictly controlled cleanroom environment. Before installation, ensure the equipment is fully powered off and complete the Lockout/Tagout (LOTO) procedure. Operators must wear complete cleanroom garments and ESD (Electrostatic Discharge) protective equipment, including ESD wristbands and grounding wires.
The board connects to the equipment backplane and wiring harness via on-board connectors. During installation, align the board with the guide rails and connectors, push it in steadily with uniform force until the locking mechanism is fully engaged, and confirm all pins are completely matched. Direct contact with on-board components and golden fingers is strictly prohibited to avoid electrostatic damage and surface contamination.
Maintenance Guidelines
Daily maintenance of the 810-800256-004 focuses on equipment log monitoring and preventive inspections. During regular maintenance, visually inspect the board surface and peripheral connectors for dust accumulation, corrosion, or burn marks. In case of equipment communication failures or abnormal subsystem control, prioritize the node board as a key inspection object.
Thanks to its quick-replace modular design, the board’s MTTR is maintained at an extremely low level. After replacing with a new board, run the official equipment diagnostic test program and complete standard calibration procedures in accordance with the equipment manual to verify full functional integrity and restore the equipment to optimal production status.
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