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ADRF6820ACPZ-R7 数据表(PDF) 9 Page - Analog Devices |
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ADRF6820ACPZ-R7 数据表(HTML) 9 Page - Analog Devices |
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9 / 45 page ![]() Data Sheet ADRF6820 Rev. C | Page 9 of 45 TYPICAL PERFORMANCE CHARACTERISTICS VPOS_5V = 5 V, VPOS_3P3 = 3.3 V, RFDSA_SEL = 0, RFSW = 0 (RFIN0), high-side LO, −5 dB per tone for two-tone measurement with 5 MHz tone spacing, unless otherwise noted. For BWSEL0, fIF = 40 MHz, and for BWSEL2, fIF = 200 MHz. For BAL_CIN, BAL_COUT, MIX_BIAS, DEMOD_RDAC, and DEMOD_CDAC, refer to Table 16. –8 –6 –4 –2 0 2 4 6 640 1140 1640 2140 2640 RF FREQUENCY (MHz) BWSEL = 0 BWSEL = 2 TA = –40°C TA = +25°C TA = +85°C EXTERNAL LO INTERNAL LO Figure 4. Voltage Conversion Gain vs. RF Frequency over Temperature 10 20 30 40 50 60 70 80 90 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 LO FREQUENCY (MHz) BWSEL = 0 IIP2 IIP3 –40°C +25°C +85°C Figure 5. Input IP3 (IIP3) and Input IP2 (IIP2) vs. LO Frequency over Temperature, BWSEL = 0 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 500 750 1000 1250 1500 1750 2000 2250 2500 2750 LO FREQUENCY (MHz) EXTERNAL 2× LO NF EXTERNAL LO NF INTERNAL LO NF TA = –40°C TA = +25°C TA = +85°C Figure 6. Noise Figure vs. LO Frequency, BWSEL = 0 640 1140 1640 2140 2640 LO FREQUENCY (MHz) BWSEL = 2 BWSEL = 0 0 2 4 6 8 10 12 14 16 18 20 TA = –40°C TA = +25°C TA = +85°C EXTERNAL LO INTERNAL LO Figure 7. Input P1dB vs. LO Frequency 10 20 30 40 50 60 70 80 90 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 LO FREQUENCY (MHz) BWSEL = 2 –40°C +25°C +85°C IIP2 IIP3 Figure 8. Input IP3 (IIP3) and Input IP2 (IIP2) vs. LO Frequency over Temperature, BWSEL = 2 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 500 750 1000 1250 1500 1750 2000 2250 2500 2750 LO FREQUENCY (MHz) TA = –40°C TA = +25°C TA = +85°C EXTERNAL 2× LO NF EXTERNAL LO NF INTERNAL LO NF Figure 9. Noise Figure vs. LO Frequency, BWSEL = 2 |
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