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AD8331-EVAL Scheda tecnica(PDF) 4 Page - Analog Devices |
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AD8331-EVAL Scheda tecnica(HTML) 4 Page - Analog Devices |
4 / 40 page AD8331/AD8332/AD8334 Rev. E | Page 4 of 40 SPECIFICATIONS TA = 25°C, VS = 5 V, RL = 500 Ω, RS = RIN = 50 Ω, RFB = 280 Ω, CSH = 22 pF, f = 10 MHz, RCLMP = ∞, CL = 1 pF, VCM pin floating, −4.5 dB to +43.5 dB gain (HILO = LO), and differential output voltage, unless otherwise specified. Table 1. Parameter Conditions Min Typ Max Unit LNA CHARACTERISTICS Gain Single-ended input to differential output 19 dB Input to output (single ended) 13 dB Input Voltage Range AC-coupled ±275 mV Input Resistance RFB = 280 Ω 50 Ω RFB = 412 Ω 75 Ω RFB = 562 Ω 100 Ω RFB = 1.13 kΩ 200 Ω RFB = ∞ 6 kΩ Input Capacitance 13 pF Output Impedance Single-ended, either output 5 Ω −3 dB Small Signal Bandwidth VOUT = 0.2 V p-p 130 MHz Slew Rate 650 V/μs Input Voltage Noise RS = 0 Ω, HI or LO gain, RFB = ∞, f = 5 MHz 0.74 nV/√Hz Input Current Noise RFB = ∞, HI or LO gain, f = 5 MHz 2.5 pA/√Hz Noise Figure f = 10 MHz, LOP output Active Termination Match RS = RIN = 50 Ω 3.7 dB Unterminated RS = 50 Ω, RFB = ∞ 2.5 dB Harmonic Distortion @ LOP1 or LOP2 VOUT = 0.5 V p-p, single-ended, f = 10 MHz HD2 −56 dBc HD3 −70 dBc Output Short-Circuit Current Pin LON, Pin LOP 165 mA LNA + VGA CHARACTERISTICS −3 dB Small Signal Bandwidth VOUT = 0.2 V p-p AD8331 120 MHz AD8332, AD8334 100 MHz −3 dB Large Signal Bandwidth VOUT = 2 V p-p AD8331 110 MHz AD8332, AD8334 90 MHz Slew Rate AD8331 LO gain 300 V/μs HI gain 1200 V/μs AD8332, AD8334 LO gain 275 V/μs HI gain 1100 V/μs Input Voltage Noise RS = 0 Ω, HI or LO gain, RFB = ∞, f = 5 MHz 0.82 nV/√Hz Noise Figure VGAIN = 1.0 V Active Termination Match RS = RIN = 50 Ω, f = 10 MHz, measured 4.15 dB RS = RIN = 200 Ω, f = 5 MHz, simulated 2.0 dB Unterminated RS = 50 Ω, RFB = ∞, f = 10 MHz, measured 2.5 dB RS = 200 Ω, RFB = ∞, f = 5 MHz, simulated 1.0 dB Output-Referred Noise AD8331 VGAIN = 0.5 V, LO gain 48 nV/√Hz VGAIN = 0.5 V, HI gain 178 nV/√Hz AD8332, AD8334 VGAIN = 0.5 V, LO gain 40 nV/√Hz VGAIN = 0.5 V, HI gain 150 nV/√Hz Output Impedance, Postamplifier DC to 1 MHz 1 Ω |
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