描述 Description

ASMedia ASM2142 is the new generation Universal Series Bus xhci host controller, bridging PCI Express to USB3.1 Gen-II, compliant with USB3.1 Specification Revision 1.0 and Intel eXtensible Host Controller Interface specification revision 1.1. It also supports backward compatible with legacy USB function and devices, compliant with USB Attach SCSI Protocol revision 1.0, supporting the function of debugport on port A of USB.
ASM2142 supports two USB3.1 Gen-II ports and perform trusting high speed bandwidth with PCI Express Gen-III x2 supporting. It uses advance process with low voltage supply, following standard PCI Express/USB bus power management to save more power consumption.
ASM2142 integrates ASMedia self-designed PCI Express/SuperSpeed USB/USB2.0 PHY, supporting the proprietary driver for Windows 7 and in box driver for Windows 8.0, Windows 8.1, Windows 10 and various Linux kernels. The application of ASM2142 includes Motherboard, Desktop PC, Notebooks, Workstations, Servers, Add-in cards, PCI Express based embedded platform.

特性 Features

?General Feature
? Bridge PCI Express to USB3.1
? Integrate eXtensible Host Controller
? Compliant with eXtensible Host Controller Interface specification Revision 1.1
? Upload firmware through external SPI ROM
? External 20MHz differential crystal
? Support driver on Windows7, Windows8, Windows 8.1, and Windows 10
? Support various Linux kernels


?PCI Express Feature
? Support PCI Express Gen-III x2
? Support high bandwidth performance with low latency
? Support PCI Express Link power management
? Compliant with PCI Express Base 3.0 Specification
? Compliant with PCI Express Card Electromechanical 2.0 specification
? Compliant with PCI Express Mini Card Electromechanical 1.2 specification
? Compliant with PCI Bus Power Management Interface Specification Revision 1.2
? Compliant with PCI Local Bus Specification Revision 3.0
? Integrate Spread Spectrum Controller for PCI Express interface
? Overclock capability on PCI Express bus
? Support SRIS mode
? Not support lane reversal

?USB Feature

? Support two ports of USB3.1
? Up to USB3.1 Gen-II 10Gbps
? Compliant with Universal Serial Bus 3.1 Specification Revision 1.0
? Compliant with Universal Serial Bus Specification Revision 2.0
? Compliant with USB Attached SCSI Protocol Revision 1.0
? Support USB3.1 and USB2.0 Link Power Management
? Support Control, Bulk, Stream, Interrupt, Isochronous transfer type
? Support independent port power control
? Support overcurrent detection
? Support Remote/Wakeup event
? Integrate Spread Spectrum Controller for USB3.1 interface
? Backward compatible with Legacy USB function and device

?Package Type
? Green Package 9x9 QFN64 (Pb-free) - RoHS Compliance