Spartan-3AN FPGA

Non-volatile Secure FPGAs for Highest System Integration

The non-volatile Spartan®-3AN platform provides the best of both worlds – extensive features and high performance of leading-edge SRAM FPGAs, and the security, board-space savings and ease-of-configurability of non-volatile FPGAs.

What's in Spartan-3AN FPGA?

Dual power management Integrated Flash memory
  • Simple and secure embedded application storage with up to 11Mb of integrated user Flash
  • Enables single-chip board designs for space-conscious applications
  • Twenty year data retention with 100K write cycles
  • Pin compatible to the Spartan-3A platform
Multiple levels of security
  • Customizable security algorithms utilizing unique Device DNA
  • Monitor JTAG access and take action
  • Monitor for tampering and alert for a bitstream alteration
  • Ability to increase algorithm complexity
  • Hidden bitstream deters bitstream snooping
  • Tamper resistant packaging
  • JTAG lockdown prevents “backdoor” access
  • Readback disable to prevent configuration readback via JTAG or ICAP
The leading connectivity platform
  • Supports most popular and emerging single-ended and differential signaling standards including TMDS, PPDS, SSTL3 Class I and II
  • Pre-engineered interface IP solutions including PCI™, PCI Express®, USB, Firewire, CAN, SPI, and I2C
  • Advanced interfacing supports up to 26 different single-ended and differential I/O standards
  • Full hot-swap compliance and 3.3V support
  • Up to 502 I/O pins
  • 622+ Mb/s data transfer rate per I/O
Four level memory architecture
  • Up to 176 Kb distributed SelectRAM™+ memory
    • Each LUT works as a single-port or dual-port RAM/ROM
    • LUTs can be cascaded to build larger memories
    • Flexible memory for FIFOs, and buffers
  • Up to 576 Kb embedded block RAM
    • Up to 32 blocks of synchronous 18 Kb block RAM can be cascaded
    • Each 18 Kb block can be configured as a single/dual-port RAM
    • Supports multiple aspect ratios, data-width conversion and parity
  • Up to 16 Mb of integrated Flash memory
    • System flexibility with up to 11Mb of on-chip user Flash
    • Single-chip solution for failsafe field upgradeability using MultiBoot feature
    • New benchmark in non-volatile FPGA market  for retention and cycling
  • Popular low cost external memory
    • Connects low cost memories via interfaces such as HSTL and SSTL
    • Large system memory requirements
Configurable logic blocks
  • Four slices per CLB – four each dedicated for memory and logic
  • Wide-input functions – 16:1 mux in one CLB
  • Fast arithmetic functions – Two look-ahead carry chains per CLB column
  • Eight cascadable 16-bit addressable shift registers
Precise clock management resources
  • Up to eight Digital Clock Managers (DCMs) per device
  • Flexible frequency generation from 5 MHz to 333 MHz
  • Precision phase shift control for 0, 90, 180 or 270 degrees
  • Fine grain control (1/256 clock period) for clock data synchronization
  • Precise 50/50 duty cycle generation
Comprehensive configuration capabilities
  • Multiboot capability allows multiple configurations for failsafe upgrading, application control
  • A variety of proprietary Platform Flash
    • Convenience of a single source supplier for FPGA and flash memory
    • Advanced features such as JTAG, bitsteam compression, design revisiton tracking
    • High speed programming
  • Supports readily available commodity SPI serial flash PROMS.
    • Extensive list of supported manufacturers supported
    • Easily procured through standard channels
    • Popular with low cost consumer systems

Why Spartan-3AN FPGA?

Lowest total cost. Period.
  • Delivers lowest total cost
  • Industry’s largest selection of device/package options
  • Industry’s most comprehensive IP library
  • Leading embedded and DSP solutions
  • Efficient, cost-effective board designs
  • Allows use of fewer standard components
  • Increased system reliability by eliminating external components
Instant power savings...on demand!
  • Industry’s only dual power management modes
  • External component power reduction
  • Built-in power savings features
  • Advanced software tools to optimize low power design
Industry’s largest on-chip user Flash
  • Superior system flexibility with up to 11Mb of on-chip user Flash
  • Space-conscious applications
  • Single-chip solution for failsafe field upgradeability using MultiBoot feature
  • Worry free configuration
  • New benchmark in non-volatile FPGA market  for retention and cycling

Device DNA enables robust, low-cost security
  • Unique Device DNA serial number (57-bits)
    helps prevent design cloning, unauthorized
    overbuilding and reverse engineering
  • Secure mechanism to deliver IP
  • Customizable algorithms for security
    as well as responses to failures
Low-cost Embedded Processing platform Complete design solution for optimal results
  • ISE® Foundation™ software
    The industry's most complete programmable logic design solution for optimal performance, power management, cost reduction, and productivity
  • ISE WebPACK™ software
    Our free, easy-to-use logic design solution for your Xilinx CPLD or medium-density FPGA, with all the tools included in ISE Foundation, on both Windows and Linux
  • ISE Classics software
    A free collection of previously released ISE software tools
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