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AD9520-5BCPZ датащи(PDF) 4 Page - Analog Devices |
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AD9520-5BCPZ датащи(HTML) 4 Page - Analog Devices |
4 / 80 page AD9520-5 Rev. 0 | Page 4 of 80 SPECIFICATIONS Typical (typ) is given for VS = VS_DRV = 3.3 V ± 5%; VS ≤ VCP ≤ 5.25 V; TA = 25°C; RSET = 4.12 kΩ; CPRSET = 5.1 kΩ, unless otherwise noted. Minimum (min) and maximum (max) values are given over full VS and TA (−40°C to +85°C) variation. POWER SUPPLY REQUIREMENTS Table 1. Parameter Min Typ Max Unit Test Conditions/Comments VS 3.135 3.3 3.465 V 3.3 V ± 5% VS_DRV 2.375 VS V This is nominally 2.5 V to 3.3 V ± 5% VCP VS 5.25 V This is nominally 3.3 V to 5.0 V ± 5% RSET Pin Resistor 4.12 kΩ Sets internal biasing currents; connect to ground CPRSET Pin Resistor 5.1 kΩ Sets internal CP current range, nominally 4.8 mA (CP_lsb = 600 μA); actual current can be calculated by CP_lsb = 3.06/CPRSET; connect to ground PLL CHARACTERISTICS Table 2. Parameter Min Typ Max Unit Test Conditions/Comments REFERENCE INPUTS Differential Mode (REFIN, REFIN) Differential mode (can accommodate single-ended input by ac grounding undriven input) Input Frequency 0 250 MHz Frequencies below about 1 MHz should be dc-coupled; be careful to match VCM (self-bias voltage) Input Sensitivity 280 mV p-p Self-Bias Voltage, REFIN 1.34 1.60 1.75 V Self-bias voltage of REFIN1 Self-Bias Voltage, REFIN 1.30 1.50 1.60 V Self-bias voltage of REFIN1 Input Resistance, REFIN 4.0 4.8 5.9 kΩ Self-biased1 Input Resistance, REFIN 4.4 5.3 6.4 kΩ Self-biased1 Dual Single-Ended Mode (REF1, REF2) Two single-ended CMOS-compatible inputs Input Frequency (AC-Coupled) with DC Offset Off ) 10 250 MHz Slew rate must be > 50 V/μs Input Frequency (AC-Coupled with DC Offset On) 250 MHz Slew rate must be > 50 V/μs, and input amplitude sensitivity specification must be met; see input sensitivity Input Frequency (DC-Coupled) 0 250 MHz Slew rate > 50 V/μs; CMOS levels Input Sensitivity (AC-Coupled with DC Offset Off ) 0.55 3.28 V p-p VIH should not exceed VS Input Sensitivity (AC-Coupled with DC Offset On) 1.5 2.78 V p-p VIH should not exceed VS Input Logic High, DC Offset Off 2.0 V Input Logic Low, DC Offset Off 0.8 V Input Current −100 +100 μA Input Capacitance 2 pF Each pin, REFIN (REF1)/REFIN (REF2) Crystal Oscillator Crystal Resonator Frequency Range 16.67 33.33 MHz Maximum Crystal Motional Resistance 30 Ω PHASE/FREQUENCY DETECTOR (PFD) PFD Input Frequency 100 MHz Antibacklash pulse width = 1.3 ns, 2.9 ns 45 MHz Antibacklash pulse width = 6.0 ns Reference Input Clock Doubler Frequency 0.004 50 MHz Antibacklash pulse width = 1.3 ns, 2.9 ns Antibacklash Pulse Width 1.3 ns 0x017[1:0] = 01b 2.9 ns 0x017[1:0] = 00b; 0x017[1:0] = 11b 6.0 ns 0x017[1:0] = 10b |
Аналогичный номер детали - AD9520-5BCPZ |
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Аналогичное описание - AD9520-5BCPZ |
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