The JMB353-LGBA0A is a single-chip PCI Express to SATA II host controller manufactured by JMicron. This controller is designed to provide a high-performance and cost-effective solution for adding SATA II ports to a system via the PCI Express bus. It's commonly used in desktop computers, embedded systems, and other devices that require additional SATA connectivity.

Applications

• Desktop computers: Adding extra SATA ports for hard drives, SSDs, and optical drives.
• Embedded systems: Providing SATA connectivity in industrial PCs, storage servers, and other embedded applications.
• RAID controllers: Supporting RAID (Redundant Array of Independent Disks) configurations for data storage and redundancy.
• Storage enclosures: Enabling SATA connectivity for external storage devices.
• Motherboards: Integrated into motherboards to provide SATA ports.

Features

• PCI Express x1 interface: Connects to the host system via a PCI Express x1 interface.
• Two SATA II ports: Provides two independent SATA II ports for connecting storage devices.
• Supports SATA II speeds up to 3Gbps: Supports data transfer rates up to 3Gbps per port.
• NCQ (Native Command Queuing) support: Improves performance by optimizing the order of data transfers.
• Port Multiplier support: Allows multiple drives to be connected to a single SATA port using a port multiplier.

Benefits

• Increased storage capacity: Adds extra SATA ports for connecting more storage devices.
• Improved performance: Provides high-speed data transfer rates.
• Cost-effective solution: Offers a cost-effective way to add SATA connectivity to a system.
• Easy to install: Simple to install and configure.
• Enhanced data management: Supports RAID configurations for data redundancy and improved performance.

Additional Details

The JMB353-LGBA0A is typically available in a QFP (Quad Flat Package). It requires appropriate drivers to be installed on the host system to function correctly. The datasheet provides detailed information on the electrical characteristics, pinout, and application circuit examples. The controller supports various operating systems, including Windows, Linux, and macOS. It is compliant with the PCI Express Base Specification and the SATA II specification. The device is designed to consume low power, making it suitable for use in energy-efficient systems. It's crucial to consult the datasheet for the latest driver information and compatibility details. The controller also supports hot-plugging, allowing devices to be connected and disconnected without shutting down the system.