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ADRF6820ACPZ-R7 数据表(PDF) 3 Page - Analog Devices |
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ADRF6820ACPZ-R7 数据表(HTML) 3 Page - Analog Devices |
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3 / 45 page ![]() Data Sheet ADRF6820 Rev. C | Page 3 of 45 SPECIFICATIONS SYSTEM SPECIFICATIONS VPOS_5V = 5 V, VPOS_3P3 = 3.3 V, ambient temperature (TA) = 25°C, high-side LO injection, internal LO mode, RF attenuation range = 0 dB, input IP2/input IP3 tone spacing = 5 MHz and −5 dBm per tone, fIF = 40 MHz for BWSEL = 0 and fIF = 200 MHz for BWSEL = 2. Table 1. Parameter Test Conditions/Comments Min Typ Max Unit RF INPUT MHz RF Frequency Range 695 2700 MHz Return Loss 15 dB Input Impedance 50 Ω Input Power 18 dBm LO FREQUENCY MHz Internal LO Frequency Range 356.25 2850 MHz External LO Frequency Range 350 6000 MHz LO Input Level −6 +6 dBm LO Input Impedance 50 Ω LO Harmonic Rejection1 2× LO at output of external LO (LO = 1900 MHz) −30 dBc SUPPLY VOLTAGE2 V VPOS_3P3 3.1 3.3 3.5 V VPOS_5V 4.7 5.0 5.25 V RF ATTENUATION RANGE Step size = 1 dB 0 15 dB Digital Step Attenuator (DSA) Step error between two adjacent DSA code ±0.5 dB Attenuation accuracy ±1.0 dB IF OUTPUTS Gain Flatness Across any 20 MHz bandwidth 0.2 dB Quadrature Phase Error No correction applied 1 Degrees I/Q Amplitude Imbalance No correction applied 0.1 dB Output DC Offset No correction applied 20 mV Output Common Mode 1.5 2.4 V I/Q Output Impedance Differential 50 Ω TOTAL POWER CONSUMPTION External LO, polyphase filter LO path 1100 mW Internal PLL/VCO, 2× LO path 1400 mW 1 Measured with a nominal device with normal supply and temperature. 2 For information about power supply sequencing, see the Power Supply Sequencing section. DYNAMIC PERFORMANCE Table 2. BWSEL01 BWSEL21 Parameter Test Conditions/Comments Min Typ Max Min Typ Max Unit DEMODULATION BANDWIDTH 1 dB bandwidth, fLO = 2100 MHz 240 600 MHz 3 dB bandwidth, fLO = 2100 MHz 480 1400 MHz fRF = 900 MHz Conversion Gain Voltage gain +3.5 −2.5 dB Input P1dB 11 14 dBm Input IP3 34 38 dBm Input IP2 65 61 dBm Noise Figure Internal LO 17 19 dB External LO 16 18.5 dB |
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