EP2C20F256C6N Altera, EP2C20F256C6N Datasheet - Page 14

• Manufacturer Part Number: EP2C20F256C6N
• Description: IC CYCLONE II FPGA 20K 256-FBGA
• Manufacturer: Altera
• Series: Cyclone® IIr

Specifications of EP2C20F256C6N

• Number Of Logic Elements/cells: 18752
• Number Of Labs/clbs: 1172
• Total Ram Bits: 239616
• Number Of I /o: 152
• Voltage - Supply: 1.15 V ~ 1.25 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 256-FBGA
• For Use With: P0528 - BOARD DEV DE1 ALTERA544-1736 - CYCLONE II STARTER KIT EP2C20N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Gates: -
• Other names: 544-1660

Logic Elements
Figure 2–1. Cyclone II EP2C20 Device Block Diagram
Logic Elements
2–2
Cyclone II Device Handbook, Volume 1
M4K Blocks
Embedded
Multipliers
IOEs
PLL
PLL
phase-align double data rate (DDR) signals) provide interface support for
external memory devices such as DDR, DDR2, and single data rate (SDR)
SDRAM, and QDRII SRAM devices at up to 167 MHz.
Figure 2–1
The number of M4K memory blocks, embedded multiplier blocks, PLLs,
rows, and columns vary per device.
The smallest unit of logic in the Cyclone II architecture, the LE, is compact
and provides advanced features with efficient logic utilization. Each LE
features:
■
■
■
■
■
■
■
Logic
Array
A four-input look-up table (LUT), which is a function generator that
can implement any function of four variables
A programmable register
A carry chain connection
A register chain connection
The ability to drive all types of interconnects: local, row, column,
register chain, and direct link interconnects
Support for register packing
Support for register feedback
shows a diagram of the Cyclone II EP2C20 device.
Logic
Array
IOEs
IOEs
Logic
Array
Logic
Array
IOEs
PLL
PLL
M4K Blocks
Altera Corporation
February 2007