EP3C16F256I7N Altera, EP3C16F256I7N Datasheet - Page 158

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

Cyclone III Device I/O Features
Figure 7–4. Column I/O Block Connection to the Interconnect for I/O-Rich Devices (EP3C16 and EP3C40)
Notes to
(1)
(2)
7–6
Cyclone III Device Handbook, Volume 1
R4 & R24 Interconnects
The 40 data and control signals are used to support up to five IOEs per two column I/O block.
Each of the five IOEs in the column I/O block can have two io_datain (combinational or registered) inputs.
Figure
Local Interconnect
from Logic Array (1)
Control Signals
7–4:
I/O Block
40 Data &
Interconnect
LAB Local
LAB
C16 Interconnect
Column I/O Block
IO_dataina[4:0]
IO_datainb[4:0](2)
LAB
Altera Corporation-Preliminary
LAB
Column I/O
Block Contains
up to Four IOEs
io_clk[5..0]
March 2007