a3p250l Actel Corporation, a3p250l Datasheet - Page 104

• Manufacturer Part Number: a3p250l
• Description: Proasic3l Low-power Flash Fpgas With Flash*freeze Technology
• Manufacturer: Actel Corporation

ProASIC3L DC and Switching Characteristics
Global Resource Characteristics
Figure 2-39 • Example of Global Tree Use in an A3P250L Device for Clock Routing
2 -9 2
CCC
A3P250L Clock Tree Topology
Clock delays are device-specific.
The global tree presented in
device. It is used to drive all D-flip-flops in the device.
Figure 2-39
Figure 2-39
A d v a n c e v 0. 4
is driven by a CCC located on the west side of the A3P250L
is an example of a global tree used for clock routing.
Central
Global Rib
VersaTile
Rows
Global Spine