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ADF7020-1 bảng dữ liệu(PDF) 4 Page - Analog Devices |
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ADF7020-1 bảng dữ liệu(HTML) 4 Page - Analog Devices |
4 / 48 page ADF7020-1 Rev. 0 | Page 4 of 48 SPECIFICATIONS VDD = 2.3 V to 3.6 V, GND = 0 V, TA = TMIN to TMAX, unless otherwise noted. Typical specifications are at VDD = 3 V, TA = 25°C. All measurements are performed using the EVAL-ADF7020-1-DBX and PN9 data sequence, unless otherwise noted. Table 1. Parameter Min Typ Max Unit Test Conditions RF CHARACTERISTICS Frequency Ranges (Direct Output) 135 650 MHz See Table 5 for VCO bias settings at different frequencies Frequency Ranges (Divide-by-2 Mode) 80 325 MHz VCO Frequency Range 1.1 1.2 Ratio FMAX/FMIN, using VCO bias settings in Table 5 Phase Frequency Detector Frequency RF/256 20.96 MHz PFD must be less than direct output frequency/31 TRANSMISSION PARAMETERS Data Rate FSK/GFSK 0.15 200 kbps OOK/ASK 0.15 641 kbps OOK/ASK 0.3 100 kbaud Using Manchester biphase-L encoding Frequency Shift Keying GFSK/FSK Frequency Deviation2, 3 1 110 kHz PFD = 3.625 MHz 4.88 620 kHz PFD = 20 MHz Deviation Frequency Resolution 100 Hz PFD = 3.625 MHz Gaussian Filter BT 0.5 Amplitude Shift Keying ASK Modulation Depth 30 dB OOK-PA Off Feedthrough −50 dBm Transmit Power4 −20 +13 dBm VDD = 3.0 V, TA = 25°C, FRF > 200 MHz Transmit Power −20 +11 dBm VDD = 3.0 V, TA = 25°C, FRF < 200 MHz Transmit Power Variation vs. Temp. ±1 dB From −40°C to +85°C Transmit Power Variation vs. VDD ±1 dB From 2.3 V to 3.6 V at 315 MHz, TA = 25°C Programmable Step Size −20 dBm to +13 dBm 0.3125 dB See Figure 13 for how output power varies with PA setting Integer Boundary −55 dBc 50 kHz loop BW Reference −65 dBc Harmonics Second Harmonic −27 dBc Unfiltered conductive Third Harmonic −21 dBc All Other Harmonics −35 dBc VCO Frequency Pulling, OOK Mode 30 kHz rms DR = 9.6 kbps Optimum PA Load Impedance5 79.4 + j64 FRF = 140 MHz 109 + j64 FRF = 320 MHz 40 + j47.5 FRF = 590 MHz |
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Mô tả tương tự - ADF7020-1 |
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