A1 - Hyperstone CF/PATA Controller

A1 - Industrial CompactFlash, CF card and PATA Solid State Disk (SSD) controller

The Hyperstone A1 family of Flash Memory Controllers together with provided application and flash specific firmware offers an easy-to-use turnkey platform for high endurance robust flash cards and disks such as CF cards and PATA SSD.

  • Dedicated industrial CF card controller
  • Patented superior read and write wear leveling together with up to 24-Bit ECC ensuring highest reliability and endurance
  • Exceptional power fail robustness
  • Optimized 32-Bit RISC core, instruction set and firmware for flash handling
  • 2 channel controller provides optimal performance for target applications
  • Most power efficient design together with power saving features
  • S.M.A.R.T. features supported
  • Custom features can be implemented with simple firmware upgrades
  • ASSP with minimal external active components
  • Turnkey solution including firmware, manufacturing kit, test and development hardware, and reference schematics for applications such as CFC, 2.5" PATA solid state disk (SSD)
A1 - CF/PATA Controller

Target Application

  • High reliability & industrial CompactFlash Cards (CFC)
  • High reliability & industrial PATA Solid State Disks (SSD)
  • PATA Disk-on-Modules (DoM)
  • Embedded Flash Disk or Multi-Chip-Modules (MCM)
  • Multi-Chip-Package (MCP)
  • Disk-on-Board

Order information

  • A1-LBT06 (TQFP 128, 16 CEs, RoHS, 0 to +70 °C)
  • A1-ILBT06 (TQFP 128, 16 CEs, RoHS, -40 to +85 °C)
  • A1-LBT06U (TQFP 128, 8 CEs, ISO7816 I/F, RoHS, 0 to +70 °C)
  • A1-ILBT06U (TQFP 128, 8 CEs, ISO7816 I/F, RoHS, -40 to +85 °C)
  • A1-ILBL07 (LQFP 144, 16 CEs, RoHS, -40 to +85 °C)
  • A1-0BBD0 (Tested Die / Wafer)


  • Sustained read up to 60 MB/s
  • Sustained write up to 60 MB/s
  • 4K random write IOPS: up to maximim of 300 depending on TRIM and flash
  • Host data transfer rate in PIO mode 6 or MDMA mode 4 up to 25 MB/s
  • Host data transfer rate in UDMA mode 6 up to 133 MB/s
  • CF current consumption < 100mA

Controller & CPU

  • High performance 32-Bit Hyperstone RISC microprocessor
  • Large internal RAM provides firmware flexibility
  • ISO7816 interface for SmartCard applications
  • ISO7816 pins can also be used as GPIO for customer specific applications
  • Supply voltage power-down detection for full power-down robustness
  • Capacitor buffered power down and write recovery possible
  • Supply voltage 3.3V and 5V tolerant host side I/O
  • Flash memory interface supply voltage 3.3V

Host Interface & Compliance

  • Fully compliant to CompactFlash 4.1 and compatible to 5.0 specifications
  • Fast ATA supporting PIO mode6, MDMA mode 4, UDMA mode 6 in True-IDE mode
  • PCMCIA specification version 2.1
  • Configurable as removable, hot swappable, and fixed drive
  • Memory mapped or I/O operation
  • Automatic sensing of PCMCIA or True-IDE mode
  • PCMCIA attribute memory
  • PCMCIA configuration option register, card configuration and status register and pin replacement register support
  • Support for SMART Commands

Flash Memory Interface & Handling

  • 2 channel with dedicated direct flash memory access (DFA) units including sector buffers and interleaving capability
  • Supporting all control signals for NAND type flash memory connection
  • Asynchronous SDR interface, ONFI 1.0 compliant and compatible with ONFI 2.x.
  • Supporting direct connection of up to 16 flash memory chip enables (CE) - eight per channel
  • Flash memory power down logic and flash memory write protect control
  • BCH Error Correcting Code (ECC) capable of correcting 6 or 8 Bit in a 512 bytes sector and 24 Bit in a 1024 bytes double-sector with additional CRC
  • Support for all available SLC flash technologies including (2x and 1x) and certain MLC flashes (2x)
  • Supporting page sizes of up to 8 KB
  • Flash management including mapping of logical block addresses (LBA) to corresponding physical block addresses (PBA)
  • Bad Block Management
  • Static and Global Wear leveling to maximize write endurance
  • Inherent on-the-fly garbage collection
  • Read Wear leveling to maximize data retention and refresh data subject to read disturbance
    Management of sudden power-fails
  • Interleaving, cache, and multi-plane programming
  • Firmware can be stored redundantly for recovery and for periodic refresh
  • Future Flashes can be supported by simple firmware upgrades
  • Customized firmware, optimizations and feature implementations possible upon request