LFE2-20E-6F484I LATTICE SEMICONDUCTOR, LFE2-20E-6F484I Datasheet - Page 17
LFE2-20E-6F484I
Manufacturer Part Number
LFE2-20E-6F484I
Description
FPGA LatticeECP2 Family 21000 Cells 90nm (CMOS) Technology 1.2V 484-Pin FBGA
Manufacturer
LATTICE SEMICONDUCTOR
Datasheet
1.LFE2-12SE-6FN256C.pdf
(389 pages)
Specifications of LFE2-20E-6F484I
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LFE2-20E-6F484I
Manufacturer:
Lattice Semiconductor Corporation
Quantity:
10 000
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Lattice Semiconductor
Edge Clock Sources
Edge clock resources can be driven from a variety of sources at the same edge. Edge clock resources can be
driven from adjacent edge clock PIOs, primary clock PIOs, PLLs/DLLs and clock dividers as shown in Figure 2-12.
Figure 2-12. Edge Clock Sources
From Routing
From Routing
Sources for left edge clocks
Input
Input
DLL
PLL
Clock
Clock
Input
Input
DLLDELA
GPLL
DLL
Routing
Routing
From
From
Eight Edge Clocks (ECLK)
Two Clocks per Edge
Clock Input
Clock Input
2-14
Clock Input
Clock Input
Routing
Routing
From
From
Sources for top
LatticeECP2/M Family Data Sheet
bottom edge
Sources for
edge clocks
clocks
Sources for right edge clocks
GPLL
DLL
DLLDELA
Architecture
From Routing
From Routing
Clock
Clock
Input
Input
Input
Input
DLL
PLL
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