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AD8155 Datasheet(PDF) 17 Page - Analog Devices |
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AD8155 Datasheet(HTML) 17 Page - Analog Devices |
17 / 36 page ![]() AD8155 Rev. 0 | Page 17 of 36 X4 X4 X4 X4 X4 X4 1:2 DEMUX Ox_A[1:0] Ox_B[1:0] Ix_A[1:0] PORT C LOOPBACK PORT A LOOPBACK PORT B LOOPBACK Ix_B[1:0] 2:1 MUX Ix_C[1:0] Ox_C[1:0] Figure 36. Port-Level Loopback Table 8. Switch Connectivity vs. Loopback, BICAST, and Port Select Settings LB_A LB_B LB_C BICAST SEL[1:0] Output Port A Output Port B Output Port C 0 0 0 0 00 Ix_C[1:0] Idle Ix_A[1:0] 0 0 0 0 11 Idle Ix_C[1:0] Ix_B[1:0] 0 0 0 1 00 Ix_C[1:0] Ix_C[1:0] Ix_A[1:0] 0 0 0 1 1 Ix_C[1:0] Ix_C[1:0] Ix_B[1:0] 0 0 1 0 00 Ix_C[1:0] Idle Ix_C[1:0] 0 0 1 0 11 Idle Ix_C[1:0] Ix_C[1:0] 0 0 1 1 00 Ix_C[1:0] Ix_C[1:0] Ix_C[1:0] 0 0 1 1 11 Ix_C[1:0] Ix_C[1:0] Ix_C[1:0] 0 1 0 0 00 Ix_C[1:0] Ix_B[1:0] Ix_A[1:0] 0 1 0 0 11 Idle Ix_B[1:0] Ix_B[1:0] 0 1 0 1 00 Ix_C[1:0] Ix_B[1:0] Ix_A[1:0] 0 1 0 1 11 Ix_C[1:0] Ix_B[1:0] Ix_B[1:0] 0 1 1 0 00 Ix_C[1:0] Ix_B[1:0] Ix_C[1:0] 0 1 1 0 11 Idle Ix_B[1:0] Ix_C[1:0] 0 1 1 1 00 Ix_C[1:0] Ix_B[1:0] Ix_C[1:0] 0 1 1 1 11 Ix_C[1:0] Ix_B[1:0] Ix_C[1:0] 1 0 0 0 00 Ix_A[1:0] Idle Ix_A[1:0] 1 0 0 0 11 Ix_A[1:0] Ix_C[1:0] Ix_B[1:0] 1 0 0 1 00 Ix_A[1:0] Ix_C[1:0] Ix_A[1:0] 1 0 0 1 11 Ix_A[1:0] Ix_C[1:0] Ix_B[1:0] 1 0 1 0 00 Ix_A[1:0] Idle Ix_C[1:0] 1 0 1 0 11 Ix_A[1:0] Ix_C[1:0] Ix_C[1:0] 1 0 1 1 00 Ix_A[1:0] Ix_C[1:0] Ix_C[1:0] 1 0 1 1 11 Ix_A[1:0] Ix_C[1:0] Ix_C[1:0] 1 1 0 0 00 Ix_A[1:0] Ix_B[1:0] Ix_A[1:0] 1 1 0 0 11 Ix_A[1:0] Ix_B[1:0] Ix_B[1:0] 1 1 0 1 00 Ix_A[1:0] Ix_B[1:0] Ix_A[1:0] 1 1 0 1 11 Ix_A[1:0] Ix_B[1:0] Ix_B[1:0] 1 1 1 0 00 Ix_A[1:0] Ix_B[1:0] Ix_C[1:0] 1 1 1 0 11 Ix_A[1:0] Ix_B[1:0] Ix_C[1:0] 1 1 1 1 00 Ix_A[1:0] Ix_B[1:0] Ix_C[1:0] 1 1 1 1 11 Ix_A[1:0] Ix_B[1:0] Ix_C[1:0] |
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