Cyclone Device Handbook, Volume 1
Features
The Cyclone device family offers the following features:
■ 2,910 to 20,060 LEs, see Table 1–1
■ Up to 294,912 RAM bits (36,864 bytes)
■ Supports configuration through low-cost serial configuration device
■ Support for LVTTL, LVCMOS, SSTL-2, and SSTL-3 I/O standards
■ Support for 66- and 33-MHz, 64- and 32-bit PCI standard
■ High-speed (640 Mbps) LVDS I/O support
■ Low-speed (311 Mbps) LVDS I/O support
■ 311-Mbps RSDS I/O support
■ Up to two PLLs per device provide clock multiplication and phase
shifting
■ Up to eight global clock lines with six clock resources available per
logic array block (LAB) row
■ Support for external memory, including DDR SDRAM (133 MHz),
FCRAM, and single data rate (SDR) SDRAM
■ Support for multiple intellectual property (IP) cores, including
Altera® MegaCore® functions and Altera Megafunctions Partners
Program (AMPPSM) megafunctions.
Table 1–1. Cyclone Device Features
Feature
LEs
M4K RAM blocks (128 × 36 bits)
Total RAM bits
PLLs
Maximum user I/O pins (1)
EP1C3
2,910
13
59,904
1
104
Note to Table 1–1:
(1) This parameter includes global clock pins.
EP1C4
4,000
17
78,336
2
301
EP1C6
5,980
20
92,160
2
185
EP1C12
12,060
52
239,616
2
249
EP1C20
20,060
64
294,912
2
301
1–2
Preliminary
Altera Corporation
January 2007