LFE2-20E-5FN484C LATTICE SEMICONDUCTOR, LFE2-20E-5FN484C Datasheet - Page 15

• Manufacturer Part Number: LFE2-20E-5FN484C
• Description: IC, LATTICEECP2 FPGA, 420MHZ, FPBGA-484
• Manufacturer: LATTICE SEMICONDUCTOR
• Series: LatticeECP2r

Specifications of LFE2-20E-5FN484C

• No. Of Logic Blocks: 21000
• No. Of Macrocells: 10500
• No. Of Speed Grades: 5
• No. Of I/o's: 331
• Clock Management: DLL, PLL
• I/o Supply Voltage: 3.465V
• Total Ram Bits: 276Kbit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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