ep2s130 Altera Corporation, ep2s130 Datasheet - Page 79

• Manufacturer Part Number: ep2s130
• Description: Stratix Ii Device Family Data Sheet
• Manufacturer: Altera Corporation

Figure 2–46. Stratix II IOE Structure
Altera Corporation
May 2007
Logic Array
Output B
Output A
Input B
Input A
OE
Output Register
Output Register
The IOEs are located in I/O blocks around the periphery of the Stratix II
device. There are up to four IOEs per row I/O block and four IOEs per
column I/O block. The row I/O blocks drive row, column, or direct link
interconnects. The column I/O blocks drive column interconnects.
Figure 2–47
Figure 2–48
D
D
Q
Q
shows how a row I/O block connects to the logic array.
shows how a column I/O block connects to the logic array.
CLK
OE Register
OE Register
D
D
Q
Q
Stratix II Device Handbook, Volume 1
Input Register
Input Register
D
D
Q
Q
Input Latch
D
ENA
Stratix II Architecture
Q
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