Technical Specifications

Main Features and Advantages

The Applied Materials 0140-02221​ module delivers a set of features crucial for the stability and serviceability of the tool’s control system. Its primary feature is deterministic reset management. The module generates and controls the SYSRESET* signal to the VME backplane, ensuring that all processor and I/O boards in the crate begin their initialization routines simultaneously and correctly upon power application. This prevents timing conflicts and data corruption that can occur if boards power up asynchronously. Coupled with this is its active system monitoring: the 0140-02221 AMAT​ continuously monitors the health of the chassis power supplies. It asserts the SYSFAIL* signal if a power rail falls out of tolerance, providing an immediate hardware-level indication of a fault to all boards in the system, which can then trigger predefined safe states or error logging routines.From a maintenance and diagnostic perspective, the module offers significant advantages. The presence of status LEDs provides technicians with an immediate, at-a-glance health check of the VME crate, indicating power status, reset activity, and failure conditions, which accelerates initial fault isolation. The Applied Materials 0140-02221​ also typically incorporates a means for a manual or software-triggered reset, allowing technicians or the host controller to initiate a controlled reset of the VME crate without cycling the main tool power—a valuable feature for recovering from software hangs or transient errors while minimizing process interruption. Its design is optimized for the industrial environment of a semiconductor tool, with components and layout chosen for reliability over extended periods. The module’s focused functionality on reset and monitoring creates a more robust and fault-tolerant control foundation, which is a key advantage in maintaining the ultra-high availability required in wafer fabrication.

Application Field

The Applied Materials 0140-02221​ VME Reset Interface Module has a highly specialized and critical application field: the real-time computer systems controlling Applied Materials’ semiconductor fabrication equipment. Its use is predominantly found in 200mm wafer fabrication facilities (fabs) and in the legacy control systems of some earlier-generation 300mm tools. This module is an essential component within the VME card cages that form the localized “equipment control” layer for process modules and platform controllers. Specifically, the 0140-02221 AMAT​ module is deployed in the control cabinets of major Applied Materials platforms such as the Centura and Endura platforms for etch and deposition, the DPS series etch tools, and the Producer series CVD platforms, among others.Within these tools, the module is responsible for the stability of the VME-based control system that manages all critical real-time functions. This includes the closed-loop control of RF generators for plasma processes, the precise management of gas delivery valves and mass flow controllers (MFCs) in deposition and etch chambers, the coordinated movement of robots and wafer stages, and the management of vacuum and pressure control subsystems. The reliable operation of the Applied Materials 0140-02221​ ensures that these disparate control boards—each managing a specific hardware subset—boot and operate in a synchronized fashion. Its role is foundational; if the reset interface fails, the entire VME crate may fail to initialize properly, leading to a tool down situation that halts production. Therefore, this module is a vital spare part for the sustained operation and preventive maintenance of these semiconductor manufacturing workhorses, directly supporting the production of integrated circuits for a vast array of electronic devices.