LFE2-20E-5FN484I LATTICE SEMICONDUCTOR, LFE2-20E-5FN484I Datasheet - Page 15

• Manufacturer Part Number: LFE2-20E-5FN484I
• Description: FPGA LatticeECP2 Family 21000 Cells 90nm (CMOS) Technology 1.2V 484-Pin FBGA
• Manufacturer: LATTICE SEMICONDUCTOR

Specifications of LFE2-20E-5FN484I

• Package: 484FBGA
• Family Name: LatticeECP2
• Device Logic Units: 21000
• Typical Operating Supply Voltage: 1.2 V
• Maximum Number Of User I/os: 331
• Ram Bits: 282624
• In System Programmability: Yes

Lattice Semiconductor
Figure 2-10. Primary Clock Sources for ECP2-50
DLL Input
PLL Input
PLL Input
Clock
Clock
Input
Input
Note: This diagram shows sources for the ECP2-50 device. Smaller LatticeECP2 devices have fewer SPLLs. All LatticeECP2M device
have six SPLLs.
GPLL
SPLL
DLL
CLK
DIV
From Routing
to Eight Quadrant Clock Selection
Clock Input
Primary Clock Sources
Clock Input
Clock Input
2-12
From Routing
Clock Input
LatticeECP2/M Family Data Sheet
GPLL
SPLL
CLK
DLL
DIV
Architecture
PLL Input
Clock
Input
Clock
Input
DLL Input
PLL Input