F4 | NAND Flash Memory Controller
CF / PATA NAND Flash Memory Controller for Industrial Embedded Storage SolutionsThe Hyperstone F4 NAND flash memory controllers together with flash specific firmware offers an easy-to-use turnkey platform for high endurance flash disks of various form factors and interface standards.
- Patented superior wear leveling together with ECC ensuring highest reliability and endurance
- Optimized 32-Bit RISC core, instruction set and firmware for flash handling
- Dual channel controller provides optimal performance
- Most power efficient design together with power saving features
- S.M.A.R.T. and custom features possible with simple firmware upgrades
- ASSP with no need for external active components
- Exceptional power fail robustness
- Turnkey solution including firmware, manufacturing kit, test and development hardware, and reference schematics for a CF card or 2.5" solid state disk, and testmetrix log files
Product Information
Target Application
- High reliability & industrial CompactFlashTM Cards (CFC)
- Solid State Disks (SSD)
- IDE Disk-on-Modules (DoM)
- Embedded Flash
- Multi-Chip-Modules (MCM)
- Multi-Chip-Package (MCP)
- PCMCIA or ATA PC cards
- Disk-on-Board
Performance
- Sustained read up to 50 MB/s
- Sustained write up to 40 MB/s with interleaving
- Random read up to 40 MB/s
- Random write up to 9 MB/s
- Custom optimizations for specified file sizes possible
- Data transfer rate to flash memories: up to 80 MB/s
- Host data transfer rate in PIO mode 6 or MDMA mode 4 up to 25 MB/s
- Host data transfer rate in UDMA mode 4 up to 66 MB/s
Host Interface & Compliance
- Fully compliant to CompactFlashTM 3.0 and compatible to 4.1 specifications
- Fast ATA host-to-buffer transfer rates supporting PIO mode 6, MDMA mode 4, UDMA mode 4 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
- Four integrated sector buffers and PCMCIA attribute memory
- PCMCIA configuration option register, card configuration and status register and pin replacement register support
Controller & CPU
- High performance 32-Bit Hyperstone RISC microprocessor
- 10 to 70 MHz clock frequency using adjustable internal oscillator
- Large internal RAM provides firmware flexibility
- Automatic power-down during wait periods, power saving incl. automatic wake-up and sleep mode with Icc < 250 µA
- Supply voltage 5.0V ± 10 % or 3.3V ± 10%
- On-chip voltage regulator for 3.3V flash power supply
- On-chip voltage regulator for 2.5V core power supply
- Internal voltage detector
Flash Memory & Interface Handling
- Dual channel with two direct flash memory access (DFA) units
- Supporting all control signals for NAND type flash memory connection
- 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
- Error Correcting Code (ECC) capable of correcting 4 symbols in a 512 Bytes sector with additional CRC
- Firmware storage in flash memory
- Firmware is loaded into internal memory by the boot ROM
- Flash management including mapping of logical block addresses (LBA) to corresponding physical block addresses (PBA)
- Bad Block Management
- Wear leveling
- Sudden power-fail management
- Interleaving, cache, and multi-plane programming
Order Information
- F4-LAT05 (TQFP 100, 8 CEs, RoHS, 0 to +85 °C)
- F4-ILAT05 (TQFP 100, 8 CEs, RoHS, -40 to +85 °C)
- F4-LAT06 (TQFP 128, 16 CEs, RoHS, 0 to +85 °C)
- F4-ILAT06 (TQFP 128, 16 CEs, RoHS, -40 to +85 °C)