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ADF4159 데이터시트(PDF) 3 Page - Analog Devices |
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ADF4159 데이터시트(HTML) 3 Page - Analog Devices |
3 / 36 page Data Sheet ADF4159 Rev. B | Page 3 of 36 SPECIFICATIONS AVDD = VP = 2.7 V to 3.45 V, DVDD = SDVDD = 1.8 V, AGND = DGND = SDGND = CPGND = 0 V, fPFD = 110 MHz, TA = TMIN to TMAX, dBm referred to 50 Ω, unless otherwise noted. Table 1. Parameter1 Min Typ Max Unit Test Conditions/Comments RF CHARACTERISTICS RF Input Frequency (RFIN) 0.5 13 GHz −10 dBm min to 0 dBm max; for lower frequencies, ensure a slew rate ≥ 400 V/µs Prescaler Output Frequency 2 GHz For higher frequencies, use 8/9 prescaler REFERENCE CHARACTERISTICS REFIN Input Frequency 10 260 MHz −5 dBm min to +9 dBm max biased at 1.8/2 (ac coupling ensures 1.8/2 bias); for frequencies < 10 MHz, use a dc-coupled, CMOS-compatible square wave with a slew rate > 25 V/µs Reference Doubler Enabled 10 50 MHz Bit DB20 in Register R2 set to 1 REFIN Input Capacitance 1.2 pF REFIN Input Current ±100 µA PHASE FREQUENCY DETECTOR (PFD) Phase Detector Frequency2 110 MHz CHARGE PUMP ICP Sink/Source Current Programmable High Value 4.8 mA RSET = 5.1 kΩ Low Value 300 µA Absolute Accuracy 2.5 % RSET = 5.1 kΩ RSET Range 4.59 5.1 5.61 kΩ ICP Three-State Leakage Current 1 nA Sink and source current Sink and Source Matching 2 % 0.5 V < VCP < VP − 0.5 V ICP vs. VCP 2 % 0.5 V < VCP < VP − 0.5 V ICP vs. Temperature 2 % VCP = VP/2 LOGIC INPUTS Input High Voltage, VINH 1.4 V Input Low Voltage, VINL 0.4 V Input Current, IINH/IINL ±1 µA Input Capacitance, CIN 10 pF LOGIC OUTPUTS Output High Voltage, VOH DVDD − 0.4 V CMOS output selected Output Low Voltage, VOL 0.3 V IOL = 500 µA Output High Current, IOH 100 µA POWER SUPPLIES AVDD 2.7 3.45 V DVDD, SDVDD 1.62 1.8 1.98 V VP 2.7 3.45 V AIDD 26 40 mA Supply current drawn by AVDD; fPFD = 110 MHz DIDD 7.5 10 mA Supply current drawn by DVDD; fPFD = 110 MHz IP 5.5 7 mA Supply current drawn by VP; fPFD = 110 MHz Power-Down Mode 2 µA |
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