LFEC3E-3QN208I Lattice, LFEC3E-3QN208I Datasheet - Page 430

• Manufacturer Part Number: LFEC3E-3QN208I
• Description: IC FPGA 3KLUTS 208PQFP
• Manufacturer: Lattice
• Series: EC3r

Specifications of LFEC3E-3QN208I

• Number Of Logic Elements/cells: 3100
• Number Of Labs/clbs: -
• Total Ram Bits: 56320
• Number Of I /o: 145
• Number Of Gates: -
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 100°C
• Package / Case: 208-BFQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: Q6377645

Lattice Semiconductor
Figure 18-5. Two PLL Clocking Scheme
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sysCLOCK
133MHz
CLKIN
CLKIN
pll1_nclk (133MHz)
FB
FB
DIV0
DIV0
DIV1
DIV1
N-stage TBUFs
HPPLL
PLL1
PPLL
PLL2
DIV2
DIV2
MCLK
DIV3
MCLK
DIV3
NCLK
NCLK
User interface
pll_mclk (133MHz)
pll_nclk (266MHz)
18-8
for the DDR SDRAM Controller IP Core
DDRCT_NP
IP Core
PIO
PIO
(133MHz)
ddr_clk_n
(133MHz)
ddr_clk
Board Timing Guidelines
DDR SDRAM
Memory