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ADC34RF72 数据表(PDF) 49 Page - Texas Instruments |
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ADC34RF72 数据表(HTML) 49 Page - Texas Instruments |
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49 / 74 page ![]() 7.3.6.1.5 JESD204B/C Frame Assembly With Real Decimation Table 7-21 lists the available JESD204B/C interface configurations and corresponding SerDes lane rates. The boundary conditions are: • JESD204B: lane rates from 4 (min) to 15Gbps (max) • JESD204C: lane rates from 4 (min) to 24.75Gbps (max) Examples of JESD204B/C frame assemblies are illustrated in Table 7-21 to Table 7-23. Table 7-21. JESD Mode Options: Real Decimation Output Resolution (bit) L M F S JESD204B: Lane Rate (Gbps) JESD204B: RATIO [fSERDES/(FS/N)] JESD204C: Lane Rate (Gbps) JESD204C: RATIO [fSERDES/(FS/N)] 16 4 2 1 1 FS x 20 x M / D / L 10 FS x 16 x 66 / 64 x M / D / L 8.25 2 2 2 1 20 16.5 1 2 4 1 40 33 2 1 1 1 10 8.25 1 1 2 1 20 16.5 24 2 2 3 1 FS x 30 x M / D / L 30 FS x 24 x 66 / 64 x M / D / L 24.75 1 2 6 1 60 49.5 1 1 3 1 30 24.75 D: Decimation setting Table 7-22. Example JESD Frame Assembly: Real Decimation 16-bit output - Dual and Single Band OUTPUT LANE LMFS = 4-2-1-1 LMFS = 2-2-2-1 LMFS = 1-2-4-1 LMFS = 2-1-1-1 LMFS = 1-1-2-1 STX0 A0 [15:8] A0 [15:0] A0 [15:0] B0 [15:0] A0 [15:8] A0 [15:0] STX1 A0 [7:0] B0 [15:0] A0 [7:0] STX2 B0 [15:8] STX3 B0 [7:0] STX4..7 Table 7-23. Example JESD Sample Frame Assembly: Real Decimation 24-bit output - Dual and Single Band OUTPUT LANE LMFS = 2-2-3-1 LMFS = 1-2-6-1 LMFS = 1-1-3-1 STX0 A0 [23:0] A0 [23:0] B0 [23:0] A0 [23:0] STX1 B0 [23:0] STX2..7 www.ti.com ADC32RF72 SBASAL2 – NOVEMBER 2025 Copyright © 2025 Texas Instruments Incorporated Submit Document Feedback 49 Product Folder Links: ADC32RF72 |
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