Architecture
LatticeECP3 Family Data Sheet
Table 2-6. Secondary Clock Regions
Device
ECP3-17
ECP3-35
ECP3-70
ECP3-95
ECP3-150
Number of Secondary Clock
Regions
16
16
20
20
36
Figure 2-15. LatticeECP3-70 and LatticeECP3-95 Secondary Clock Regions
Vertical Routing Channel
Regional Boundary
sysIO Bank 0
sysIO Bank 1
Secondary Clock Secondary Clock Secondary Clock Secondary Clock
Region R1C1
Region R1C2
Region R1C3
Region R1C4
EBR Row
Regional Boundary
Secondary Clock Secondary Clock Secondary Clock Secondary Clock
Region R2C1
Region R2C2
Region R2C3
Region R2C4
Secondary Clock Secondary Clock Secondary Clock Secondary Clock
Region R3C1
Region R3C2
Region R3C3
Region R3C4
Secondary Clock Secondary Clock Secondary Clock Secondary Clock
Region R4C1
Region R4C2
Region R4C3
Region R4C4
Secondary Clock Secondary Clock Secondary Clock Secondary Clock
Region R5C1
Region R5C2
Region R5C3
Region R5C4
SERDES
Spine Repeaters
EBR Row
Regional Boundary
2-15