ASM1156

General Description

Engaged in high speed I/O solutions and storage application developments, ASMedia Technology is committed on enlarging product portfolio by introducing USB 3.2 Gen-I to SATA 6Gbps RAID/Port Multiplier solution. ASM1156 is ASMedia’s single chip solution to bridge the USB 3.2 Gen-I to dual SATA interface. It is highly integrated with ASMedia SuperSpeedPlus, SuperSpeed, and High-Speed and SATA self-designed PHYs. ASM1156 supports one USB 3.2 Gen-I ports and two SATA device ports, enabling USB PHY up to 5 Gbps in compliance with USB 3.2 specifications and enabling Serial ATA PHYs up to 6Gbps high speed interface, following Serial ATA Revision 3.2 Specification. 

ASM1156 integrates ASMedia’s proprietary HydraTek technology, supporting JBOD and Clone with low power and high efficiency operation. ASM1156 is useful for USB to SATA port expansion and performance boost, not only for internal design but also for external storage application.

Features

General Feature

  • Integrated 8-bit micro-processor with embedded program RAM and ROM
  • Support SPI NVRAM for Vendor Specific Application of USB Device Controller
  • Support I2C interface with both of master mode and slave mode
  • Support multiple GPIOs for LEDs and Storage Power Control
  • Firmware downloadable by vendor specific commands via SATA host port
  • FAN control support
  • Drive plug-in detection capable
  • Integrated Core power switching regulator
  • Support 3.3V IO power supply and 1.2V Core power supply
  • Support 25MHz with external crystal mode
  • 8mmx8mm 64-pin QFN package
  • Green Package with RoHs Compliance

USB Features

  • Support USB SuperSpeedPlus, USB SuperSpeed, High-Speed, and Full-Speed Operation.
  • Support Mass Storage Class, Bulk-Only Transport Specification Revision 1.3
  • Support Universal Attached SCSI Protocol Specification Revision 1.0
  • Compliant with USB3.1 Specification Revision 1.0
  • Compliant with USB Specification Revision 2.0

Serial ATA Features

  • Serial ATA bus up to 6Gbps Signal bandwidth
  • Serial ATA PHY 1i/1m/1u/2i/2m/2u/3i/3u compliance
  • Support SATA NCQ command
  • Support over 2TB drives
  • Staggered spin-up
  • SATA Partial/Slumber support
  • Power down capable for each storage drive
  • SATA in-band commands support
  • Pass through support for vendor specific commands
  • Compliant with Serial ATA Specification Revision 3.2
  • Support Spread Spectrum Control of USB3.0 and SATA interface to improve the EMI performance
  • Support ATA/ATAPI Packet Command Set
  • Support ATA/ATAPI LBA48 addressing mode
  • 28-bit LBA SATA devices are not supported due to OS limitations

Hydratek Features

  • Support hardware JBOD mode
  • SMART drive monitoring

Package Type

Green Package 8x8 QFN 64L (Pb-free)

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