Differences Between Cyclone II and Cyclone III FPGAs

Cyclone® II and Cyclone III Feature Comparison

Feature Device
Cyclone II Cyclone III
Cost-Optimized Architecture
  • 30% lower cost than Cyclone FPGAs (on a cost-per-logic-element basis)
  • 20% lower cost than
    Cyclone II FPGAs (on a cost-per-logic-element basis)
Process Technology
  • 90-nm
  • Low-K dielectric process
  • Built on 300-mm wafers
  • TSMC's 65-nm low-power (LP) process
  • Low-K dielectric process
  • Built on 300-mm wafers
Core Voltage
  • 1.2 V
  • 1.2 V
I/O Voltage
  • 1.5 V, 1.8 V, 2.5 V, 3.3 V
  • 1.5 V, 1.8 V, 2.5 V, 3.3 V
Logic Density
  • 4,608 to 68,416 logic elements (LEs)
  • 5,136 to 119,088 LEs
I/O Pin Count
  • 85 to 622
  • 82 to 535
Embedded Memory
  • M4K RAM blocks
  • Up to 1.1 Mbits of on-chip memory
  • 216-MHz performance
  • M9K RAM blocks
  • Up to 4 Mbits of on-chip memory
  • 260-MHz performance
External Memory Interface Support
  • SDR, DDR, DDR2, QDRII
  • 167-MHz DDR2
  • SDR, DDR, DDR2,
    QDR II
  • 200-MHz DDR2
Digital Signal Processing (DSP) Implementation
  • Up to 150 18 x 18 multipliers
  • Up to 288 18 x 18 multipliers
PLLs
  • 2 to 4 phase-locked loops (PLLs) per device with up to 12 PLL outputs
  • 2 to 4 PLLs per device with up to 20 PLL outputs
  • PLLs can be cascaded
  • PLLs dynamically configurable
Clock Networks
  • Up to 16 dedicated global clocks (GCLK) and 20 dual-purpose clocks per device
  • Up to 20 dedicated global clocks
I/O Standards Support
  • LVDS, mini-LVDS, LVPECL, RSDS, SSTL, HSTL, PCI, PCI-X, LVTTL, LVCMOS
  • LVCMOS, LVPECL, LVDS, mini-LVDS, RSDS, PPDS, SSTL, HSTL, PCI-X, LVTTL
  • All standards supported on all banks
  • Dedicated LVDS output buffers
  • LVDS TX 840 Mbps
  • LVDS RX 875 Mbps
Nios® II Embedded Processor Support
  • Yes
  • Yes
Packages
  • 144-pin TQFP
  • 208-pin PQFP
  • 240-pin PQFP
  • 256-pin FineLine BGA
  • 484-pin Ultra FineLine BGA
  • 484-pin FineLine BGA
  • 672-pin FineLine BGA
  • 896-pin FineLine BGA
  • 144-pin EQFP
  • 240-pin PQFP
  • 256-pin 1 mm pitch FBGA
  • 324-pin 1 mm pitch FBGA
  • 484-pin 1 mm pitch FBGA
  • 780-pin 1 mm pitch FBGA
  • 256-pin .8 mm pitch UBGA
  • 484-pin .8 mm pitch UBGA