The ASM1542 is a high-performance USB 3.1 Gen 2 to PCIe Gen3 x2 host controller. This chip bridges the gap between USB connectivity and the high-speed PCIe interface, enabling efficient data transfer and device communication. It's designed to meet the demands of modern computing environments requiring fast and reliable data throughput.

Applications

• External SSD enclosures
• USB 3.1 Gen 2 add-in cards
• Motherboards with USB 3.1 Gen 2 support
• High-speed data acquisition systems
• Industrial PCs

Features

• USB 3.1 Gen 2 compliant, supporting data transfer rates up to 10Gbps
• PCIe Gen3 x2 interface for high-bandwidth connection to the host system
• Supports USB Attached SCSI Protocol (UASP) for enhanced performance with storage devices
• Integrated USB Type-C connector support
• Supports multiple USB devices
• Low power consumption
• Advanced power management features
• Compliant with xHCI (eXtensible Host Controller Interface) specification

Benefits

• Faster Data Transfer: Enables significantly faster data transfer speeds compared to USB 3.0 and earlier standards.
• Improved Performance: UASP support optimizes performance with compatible storage devices, reducing latency and improving throughput.
• Enhanced Connectivity: Provides a versatile solution for connecting USB 3.1 Gen 2 devices to systems with PCIe interfaces.
• Power Efficiency: Low power consumption minimizes energy usage, making it suitable for power-sensitive applications.
• Easy Integration: Compliant with industry standards for easy integration into existing systems.

Additional Details

The ASM1542 typically requires external clock sources and passive components for proper operation. It is usually available in a QFN package. Refer to the manufacturer's datasheet for detailed electrical characteristics, pin configurations, and application circuit diagrams. The controller is designed to be compatible with various operating systems, including Windows and Linux. Firmware updates may be available to improve performance and compatibility.