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AFE7901IALK 数据表(PDF) 64 Page - Texas Instruments |
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AFE7901IALK 数据表(HTML) 64 Page - Texas Instruments |
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64 / 160 page ![]() 7.12.5 RX Typical Characteristics 3.5 GHz (continued) Typical values at TA = +25°C, ADC Sampling Rate = 2949.12 GHz. Default conditions: output sample rate = 491.52 MSPS (decimate by 6), PLL clock mode with fREF = 491.52 MHz, AIN = –3 dBFS, DSA setting = 4 dB. Input Level (dBFS) -30 -25 -20 -15 -10 -5 0 -110 -105 -100 -95 -90 -85 -80 -75 -70 Temp=-40qC Temp=25qC Temp=110qC With 3.5 GHz matching, DDC bypass mode (TI only mode for characterization) Figure 7-155. RX HD2 vs Input Level and Temperature at 3.6 GHz External clock mode, 2x Decimation Figure 7-156. RX HD2 vs Input Level at 3.76 GHz Input Amplitude (dBFS) -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 -120 -115 -110 -105 -100 -95 -90 3160MHz 3760MHz 4340MHz External clock mode, 25°C, 2x Decimation Figure 7-157. RX HD2 vs Input Level DSA Setting (dB) 2 4 6 8 10 12 14 16 18 20 -100 -95 -90 -85 -80 -75 -70 -65 -60 1RX 2RX 3RX 4RX With 3.5 GHz matching, DDC bypass mode (TI only mode for characterization) Figure 7-158. RX HD3 vs DSA Setting and Channel at 3.6 GHz DSA (dB) 3 6 9 12 15 18 -79 -76 -73 -70 -67 -64 -40qC 25qC 110qC With 3.5 GHz matching, DDC bypass mode (TI only mode for characterization) Figure 7-159. RX HD3 vs DSA Setting and Temperature at 3.6 GHz Input Amplitude (dBFS) -30 -25 -20 -15 -10 -5 0 -110 -105 -100 -95 -90 -85 -80 -75 -70 -65 -60 1RX 2RX 3RX 4RX With 3.5 GHz matching, DDC bypass mode (TI only mode for characterization) Figure 7-160. RX HD3 vs Input Level and Channel at 3.6 GHz AFE7901 SBASAO5 – APRIL 2023 www.ti.com 64 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated Product Folder Links: AFE7901 |
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