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ADF4351BCPZ-RL7 Datasheet(PDF) 3 Page - Analog Devices |
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ADF4351BCPZ-RL7 Datasheet(HTML) 3 Page - Analog Devices |
3 / 28 page Data Sheet ADF4351 Rev. 0 | Page 3 of 28 SPECIFICATIONS AVDD = DVDD = VVCO = SDVDD = VP = 3.3 V ± 10%; AGND = DGND = 0 V; TA = TMIN to TMAX, unless otherwise noted. Operating temperature range is −40°C to +85°C. Table 1. Parameter Min Typ Max Unit Test Conditions/Comments REF IN CHARACTERISTICS Input Frequency 10 250 MHz For f < 10 MHz, ensure slew rate > 21 V/µs Input Sensitivity 0.7 AV DD V p-p Biased at AV DD/2; ac coupling ensures AVDD/2 bias Input Capacitance 10 pF Input Current ±60 µA PHASE FREQUENCY DETECTOR (PFD) Phase Detector Frequency 32 MHz Fractional-N 45 MHz Integer-N (band select enabled) 90 MHz Integer-N (band select disabled) CHARGE PUMP I CP Sink/Source 1 R SET = 5.1 kΩ High Value 5 mA Low Value 0.312 mA R SET Range 3.9 10 kΩ Sink and Source Current Matching 2 % 0.5 V ≤ V CP ≤ 2.5 V I CP vs. VCP 1.5 % 0.5 V ≤ V CP ≤ 2.5 V I CP vs. Temperature 2 % V CP = 2.0 V LOGIC INPUTS Input High Voltage, V INH 1.5 V Input Low Voltage, V INL 0.6 V Input Current, I INH/IINL ±1 µA Input Capacitance, C IN 3.0 pF LOGIC OUTPUTS Output High Voltage, V OH DV DD − 0.4 V CMOS output selected Output High Current, I OH 500 µA Output Low Voltage, V OL 0.4 V I OL = 500 µA POWER SUPPLIES AV DD 3.0 3.6 V DV DD, VVCO, SDVDD, VP AV DD These voltages must equal AV DD DI DD + AIDD 2 21 27 mA Output Dividers 6 to 36 mA Each output divide-by-2 consumes 6 mA I VCO 2 70 80 mA I RFOUT 2 21 26 mA RF output stage is programmable Low Power Sleep Mode 7 10 µA RF OUTPUT CHARACTERISTICS VCO Output Frequency 2200 4400 MHz Fundamental VCO mode Minimum VCO Output Frequency Using Dividers 34.375 MHz 2200 MHz fundamental output and divide-by-64 selected VCO Sensitivity, K V 40 MHz/V Frequency Pushing (Open-Loop) 1 MHz/V Frequency Pulling (Open-Loop) 90 kHz Into 2.00 VSWR load Harmonic Content (Second) −19 dBc Fundamental VCO output −20 dBc Divided VCO output Harmonic Content (Third) −13 dBc Fundamental VCO output −10 dBc Divided VCO output |
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