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LatticeEC Advanced Evaluation Board –
Lattice Semiconductor Revision C User’s Guide
FCRAM
Included with the evaluation board is a 256Mb (8Mb x 4 x 8-bit) FCRAM device. All necessary voltages and signal
terminations are supplied.
Table 14. FCRAM Connections
119 SODIMM_WE_N B22 1
120 SODIMM_CAS_N A22 1
121 SODIMM_S0_N A23 1
122 SODIMM_S1_N A24 1
U1 Description LatticeEC Pin sysIO Bank
2 FCRAM_DQ0 A14 0
5 FCRAM_DQ1 B14 0
8 FCRAM_DQ2 A13 0
11 FCRAM_DQ3 B13 0
21 FCRAM_A14 A11 0
22 FCRAM_A13 B11 0
23 FCRAM_FN C11 0
24 FCRAM_CS_N D11 0
26 FCRAM_BA0 A10 0
27 FCRAM_BA1 B10 0
28 FCRAM_A10 C10 0
29 FCRAM_A0 D10 0
30 FCRAM_A1 A9 0
31 FCRAM_A2 B9 0
32 FCRAM_A3 C9 0
35 FCRAM_A4 G10 0
36 FCRAM_A5 F10 0
37 FCRAM_A6 E10 0
38 FCRAM_A7 G11 0
39 FCRAM_A8 F11 0
40 FCRAM_A9 E11 0
41 FCRAM_A11 G12 0
42 FCRAM_A12 E12 0
44 FCRAM_PD_N F13 0
45 FCRAM_CLK A2 0
46 FCRAM_CLK_N A3 0
51 FCRAM_DQS F12 0
56 FCRAM_DQ4 D12 0
59 FCRAM_DQ5 C12 0
62 FCRAM_DQ6 B12 0
65 FCRAM_DQ7 A12 0
Table 13. DDR Interface to SODIMM Socket (Continued)
J11 Description LatticeEC Pin sysIO Bank