EP3C16F256I7N Altera, EP3C16F256I7N Datasheet - Page 47

• Manufacturer Part Number: EP3C16F256I7N
• Description: Cyclone III
• Manufacturer: Altera

Altera Corporation-Preliminary
March 2007
The C4 interconnects span four blocks up or down from a source LAB,
M9K block, or embedded multiplier. Every LAB, M9K block, or
embedded multiplier has its own set of C4 interconnects to drive either
up or down.
LAB in a column. The C4 interconnects can drive and be driven by all
types of architecture blocks, including M9K memory blocks, embedded
multiplier blocks, and column and row I/O elements. The C4
interconnect can be driven by the two neighboring LABs or blocks (see
Figure
range and drive blocks to the left or right for column-to-column
connections.
3–3). The C4 interconnects can drive both blocks to extend their
Figure 3–3
shows the C4 interconnect connections from a
Cyclone III Device Handbook, Volume 1
MultiTrack Interconnect
3–5