JMS580

JMS580

  • USB 3.1 Gen2 to SATA 6Gbps
  • Support external USB Type-C PD controller
  • Support TRIM command for SSD and comply with BOT/UASP specification

Overview

JMS580 supports TRIM command for SSD and complies with USB Attached SCSI Protocol (UASP), providing much elevated performance for data transfer between USB and SATA devices. USB Type-C connectivity is implemented in the JMS580 so that no additional component is required to enable Type-C connectivity when hardware system designers deploy this advanced controller.



Key Features

  • Integrate with USB Type-C multiplexer & configuration channel (CC) logic
  • Support TRIM for SSD
  • Comply with USB 3.1 Specification Revision 1.0, USB BOT Specification
  • Comply with USB UASP Specification
  • Support external SPI NVRAM for Vendor VID/PID of USB 2.0/USB 3.1 device controller
  • Support ATA/ATAPI PACKET command set

Block Diagram

JMS580
JMS578

JMS578

  • USB 3.1 Gen1 to SATA 6Gbps
  • Comply with UASP specification
  • Provide a low power and high-performance solution for SSD/HDD/ODD

Overview

JMS578 is a USB 3.1 Gen1 to SATA 6Gbps bridge controller. It provides a low power and high-performance solution for external solid state drive, hard disk drive, and optical disc drive. The JMS578 supports higher data transmission rate and lower power consumption than its predecessors ever, meanwhile, a two-layer printed circuit board design for a cost-sensitive data storage solution.



Key Features

  • Comply with SATA 6Gbps Electrical Specification 3.2
  • Comply with USB 3.0 Specification, USB Mass Storage Class, BOT and UASP specification
  • Support USB Super-Speed/ High-Speed/ Full-Speed Operation
  • Support SHA-1/SHA-256 for IEEE-1667 digest calculation
  • Support external SPI NVRAM for Vendor VID/PID of USB 2.0/USB 3.0 device controller
  • Support ATA/ATAPI PACKET command set
  • Provide hardware controlled PWM

Block Diagram

JMS578
JMS576

JMS576

  • USB 3.1 Gen1 to SATA 6Gbps
  • Support TCPC controller/ UASP/ BOT
  • An integrated Type-C Multiplexer & Device CC control logic for Type-C storage solution

Overview

JMS576 is a bridge controller with integrated USB Type-C Multiplexer & Device CC control logic for USB Type-C storage solution. It can support external SPI NVRAM for Vendor VID/PID of USB 2.0/USB 3.1 Gen1 device controller. JMS576 complies with both USB Mass Storage Class Bulk-Only Transport (BOT) Specification and USB Attached SCSI Protocol (UASP) Specification.



Key Features

  • Integrate USB Type-C Multiplexer & Device CC control logic
  • Comply with USB 3.1 Gen1 Specification, USB Mass Storage Class, Bulk-Only Transport Specification
  • Comply with USB Attached SCSI Protocol (UASP) Specification
  • Support USB 2.0/USB 3.1 Gen1 power saving mode
  • Support SHA-1/SHA-256 for IEEE-1667 digest calculation
  • Support external SPI NVRAM for Vendor VID/PID of USB 2.0/USB 3.1 Gen1 device controller
  • Support ATA/ATAPI PACKET command set

Block Diagram

JMS576
JMS562

JMS562

  • USB 3.0 + eSATA 6Gbps to Dual SATA 6Gbps
  • RAID 0 / 1 / JBOD
  • Support 1:2 HDD copy function

Overview

JMS562 integrated three independent SATA channels and a micro-processor. With proper setting, the chip can be configured as 1 to 2 ports SATA 6Gbps Port Multiplier or hardware striping & mirror. JMS562 has passed the USB-IF test procedure for USB 3.0 products and it won the Windows Hardware Certification approval.



Key Features

  • Comply with USB Mass Storage Class Bulk-Only Transport (BOT) Rev. 1.0 Specification
  • Comply with USB Attached SCSI Protocol (UASP) Rev. 1.0 Specification
  • Support USB Super-Speed/High-Speed/Full-Speed Operation
  • Support multi LUNs for USB 2.0/USB 3.0
  • Support port multiplier for eSATA
  • Support hardware RAID0 (striping) and RAID1 (mirror) over USB 2.0/USB 3.0/eSATA

Block Diagram

JMS562
JMS561U

JMS561U

  • USB 3.0 to Dual SATA 6Gbps
  • CLONE supported
  • Support 1:1 HDD copy function

Overview

JMS561U is a Supper Speed to Dual SATA 6Gbps Ports bridge chip with specific feature: high performance stand alone CLONE function. It integrated 2 independent SATA channels and a micro-processor. With proper setting, the chip can be configured as 1 : 2 SATA 6Gbps Port Multiplier or hardware 1 : 1 CLONE function.



Key Features

  • Comply with USB Mass Storage Class Bulk-Only Transport (BOT) Rev. 1.0 Specification
  • Comply with USB Attached SCSI Protocol (UASP) Rev. 1.0 Specification
  • Support multi LUNs for USB 2.0/USB 3.0
  • Easy copier without any application or driver
  • Independent Clone system operation without host computer

Block Diagram

JMS561U
JMS561

JMS561

  • USB 3.0 to Dual SATA 6Gbps
  • RAID 0 / 1 / JBOD

Overview

JMS561 is a Supper Speed to Dual SATA 6Gbps Ports bridge chip. It integrated two independent SATA channels and a micro-processor. With proper setting, the chip can be configured as 1 to 2 ports SATA 6Gbps Port Multiplier or hardware striping & mirror. Enabling USB Attached SCSI Protocol (UASP) on the JMS561, increased the data transmission rate by as much as 30%.



Key Features

  • Comply with USB Mass Storage Class Bulk-Only Transport (BOT) Rev. 1.0 Specification
  • Comply with USB Attached SCSI Protocol (UASP) Rev. 1.0 Specification
  • Support multi LUNs for USB 2.0/USB 3.0
  • Support port multiplier for eSATA
  • Support hardware RAID0 (striping) and RAID1 (mirror) over USB 2.0/ USB 3.0/ eSATA

Block Diagram

JMS561
JM20337

JM20337

  • USB 2.0 to SATA/PATA
  • Support BOT specification and dual-LUN operation
  • Support SATA spread-spectrum transmitter

Overview

JM20337 is single chip solution to bridge between USB 2.0, SATA and ATA/ATAPI-based mass storage device. It provides the capability to translate USB 2.0 mass storage commands to serial ATA and ATA/ATAPI communication protocol. JM20337 supports Mass Storage Class Bulk-Only Transport Specification, and dual LUN operation.



Key Features

  • Comply with USB Mass Storage Class Bulk-Only Transport Specification
  • Support 480Mbps High Speed (HS) and 12Mbps Full Speed USB operation
  • Support ATA/ATAPI Ultra DMA Mode
  • Support ATA/ATAPI PACKET command feature set
  • Support ATA/ATAPI LBA48 bit addressing mode
  • Support dual LUN (Logic Unit Number) with automatically master/slave enumeration

Block Diagram

JM20337
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