Datasheet AD8331-EP (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Single VGA with Ultralow Noise Preamplifier and Programmable RIN |
| 页数 / 页 | 9 / 3 — Enhanced Product. AD8331-EP. SPECIFICATIONS. Table 1. Parameter. Test … |
| 文件格式/大小 | PDF / 214 Kb |
| 文件语言 | 英语 |
Enhanced Product. AD8331-EP. SPECIFICATIONS. Table 1. Parameter. Test Conditions/Comments. Min. Typ. Max. Unit1
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Enhanced Product AD8331-EP SPECIFICATIONS
TA = 25°C, supply voltage (VS) = 5 V, load resistance (RL) = 500 Ω, source resistance (RS) = input resistance (RIN) = 50 Ω, shunt feedback resistance (RIZ) = 280 Ω, input shunt capacitance (CSH) = 22 pF, frequency (f) = 10 MHz, RCLMP = ∞, load capacitance (CL) = 1 pF, VCM pin floating, −4.5 dB to +43.5 dB gain (HILO = low), and differential output voltage, unless otherwise noted.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit1
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 RIZ = 280 Ω 50 Ω RIZ = 412 Ω 75 Ω RIZ = 562 Ω 100 Ω RIZ = 1.13 kΩ 200 Ω RIZ = ∞ 6 kΩ Input Capacitance 13 pF Output Impedance Single-ended, either output 5 Ω −3 dB Small Signal Bandwidth Output voltage (VOUT) = 0.2 V p-p 130 MHz Slew Rate 650 V/µs Input Voltage Noise RS = 0 Ω, high or low gain mode, RIZ = ∞, 0.74 nV/√Hz f = 5 MHz Input Current Noise RIZ = ∞, high or low gain mode, 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, RIZ = ∞ 2.5 dB Harmonic Distortion at LOP VOUT = 0.5 V p-p, single-ended, f = 10 MHz Second Harmonic Distortion (HD2) −56 dBc Third Harmonic Distortion (HD3) −70 dBc Output Short-Circuit Current Pin LON, Pin LOP 165 mA LNA AND VGA CHARACTERISTICS −3 dB Signal Bandwidth Small VOUT = 0.2 V p-p 120 MHz Large VOUT = 2 V p-p 110 MHz Slew Rate Low gain mode 300 V/µs High gain mode 1200 V/µs Input Voltage Noise RS = 0 Ω, high or low gain mode, RIZ = ∞, 0.82 nV/√Hz f = 5 MHz Noise Figure Gain voltage (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, RIZ = ∞, f = 10 MHz, measured 2.5 dB RS = 200 Ω, RIZ = ∞, f = 5 MHz, simulated 1.0 dB Output Referred Noise VGAIN = 0.5 V, low gain mode 48 nV/√Hz VGAIN = 0.5 V, high gain mode 178 nV/√Hz Output Impedance, Postamplifier DC to 1 MHz 1 Ω Rev. 0 | Page 3 of 9 Document Outline FEATURES ENHANCED PRODUCT FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS POWER DERATING CURVES THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OUTLINE DIMENSIONS ORDERING GUIDE
Enhanced Product AD8331-EP SPECIFICATIONS
TA = 25°C, supply voltage (VS) = 5 V, load resistance (RL) = 500 Ω, source resistance (RS) = input resistance (RIN) = 50 Ω, shunt feedback resistance (RIZ) = 280 Ω, input shunt capacitance (CSH) = 22 pF, frequency (f) = 10 MHz, RCLMP = ∞, load capacitance (CL) = 1 pF, VCM pin floating, −4.5 dB to +43.5 dB gain (HILO = low), and differential output voltage, unless otherwise noted.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit1
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 RIZ = 280 Ω 50 Ω RIZ = 412 Ω 75 Ω RIZ = 562 Ω 100 Ω RIZ = 1.13 kΩ 200 Ω RIZ = ∞ 6 kΩ Input Capacitance 13 pF Output Impedance Single-ended, either output 5 Ω −3 dB Small Signal Bandwidth Output voltage (VOUT) = 0.2 V p-p 130 MHz Slew Rate 650 V/µs Input Voltage Noise RS = 0 Ω, high or low gain mode, RIZ = ∞, 0.74 nV/√Hz f = 5 MHz Input Current Noise RIZ = ∞, high or low gain mode, 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, RIZ = ∞ 2.5 dB Harmonic Distortion at LOP VOUT = 0.5 V p-p, single-ended, f = 10 MHz Second Harmonic Distortion (HD2) −56 dBc Third Harmonic Distortion (HD3) −70 dBc Output Short-Circuit Current Pin LON, Pin LOP 165 mA LNA AND VGA CHARACTERISTICS −3 dB Signal Bandwidth Small VOUT = 0.2 V p-p 120 MHz Large VOUT = 2 V p-p 110 MHz Slew Rate Low gain mode 300 V/µs High gain mode 1200 V/µs Input Voltage Noise RS = 0 Ω, high or low gain mode, RIZ = ∞, 0.82 nV/√Hz f = 5 MHz Noise Figure Gain voltage (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, RIZ = ∞, f = 10 MHz, measured 2.5 dB RS = 200 Ω, RIZ = ∞, f = 5 MHz, simulated 1.0 dB Output Referred Noise VGAIN = 0.5 V, low gain mode 48 nV/√Hz VGAIN = 0.5 V, high gain mode 178 nV/√Hz Output Impedance, Postamplifier DC to 1 MHz 1 Ω Rev. 0 | Page 3 of 9 Document Outline FEATURES ENHANCED PRODUCT FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS POWER DERATING CURVES THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OUTLINE DIMENSIONS ORDERING GUIDE