Variable Gain Amplifiers (VGA)

Variable gain amplifiers (VGAs) have been used in a variety of remote sensing and communications equipment for more than a half-century. Applications ranging from ultrasound, radar, lidar to wireless communications—and even speech analysis—have utilized variable gain in an attempt to enhance dynamic performance.

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Analog Variable Gain Amplifiers

Part#Number of Channels-3dB BandwidthGain ControlGain/Attenuate (min)Gain/Attenuate (max)Spectral NoiseSupply CurrentSupply Voltage (V)Gain AccuracyUS Price 1000-4999Vsupply Pos (min)Max Pos Supply (V)Vsupply Neg (max)Vsupply Neg (min)
ADL5246 - - Analog -13.5 31.5 - 270 mA - - $7.50 - - - -
ADRF6518 2 350 MHz Analog -36 66 - 400 mA 3.3 - $11.95 - - - -
AD8338 1 18 MHz Analog 0 80 4.5 3 mA 5 0.5 dB $4.81 3 5 0 0
AD8122Reference Circuit Available - 270 MHz Analog - - - - - - $9.90 4.5 5.5 4.5 5.5
ADL5565Reference Circuit Available 1 6750 MHz Analog 0 15.5 1.52 80 mA 5.2 1 $3.68 2.8 5.2 - -
ADL5336Reference Circuit Available 1 - Analog -14.6 19.5 - 80 mA - 0.1 $6.57 4.5 5.5 - -
ADRF6516 2 31 MHz Analog -5 45 - 360 mA - 0.2 $10.30 3.15 3.45 - -
ADRF6510Reference Circuit Available 2 30 MHz Analog -5 45 - 258 mA 5.25 100 mdB $8.99 4.75 5.25 - -
ADL5562Reference Circuit Available - 3300 MHz Analog 6 15.5 2.1 80 mA 3.6 - $3.68 3 3.6 - -
ADL5561 1 2900 MHz Analog 6 15.5 2.1 40 mA 3.6 - $3.68 3 3.6 - -
ADL5331Reference Circuit Available 1 1500 MHz Analog -14 17 - 240 mA 5.25 - $5.16 4.75 5.25 0 0
AD8264 4 235 MHz Analog 0 24 2.3 99 mA 5 2 $11.95 - - - -
AD8336 1 115 MHz Analog -14 46 3 25 mA 12 0.5 $4.65 - - - -
ADL5391 1 2000 MHz Analog - 9.5 26.7 135 mA 5 - $4.95 4.5 5.5 - -
AD8368Reference Circuit Available 1 800 MHz Analog -12 22 - 60 mA 5 0.4 $4.60 4.5 5.5 - -
AD8334 4 100 MHz Analog 4.5 43.5 0.74 116 mA 5 0.5 $14.66 - - - -
AD8352Reference Circuit Available - 2200 MHz Analog 3 25 2.7 37 mA 5.5 - $3.53 3 5.5 - -
AD8337 1 280 MHz Analog 0 24 2.2 15 mA 5 0.25 $2.49 - - - -
ADL5330Reference Circuit Available 1 3000 MHz Analog 35 23 - 215 mA 5.25 - $5.04 4.75 5.25 0 0
ADL5390 1 2400 MHz Analog -30 5 - 135 mA 5 - $7.59 4.75 5.25 - -
AD8335 4 70 MHz Analog -10 38 1.3 76 mA 5 0.2 $12.14 - - - -
AD8341 - - Analog -34.5 -4.5 - 125 mA - - $7.59 4.75 5.25 - -
AD8340 - - Analog -32 -2 - 130 mA - - $7.59 4.75 5.25 - -
AD8331Reference Circuit Available 1 120 MHz Analog -4.5 43 0.74 25 mA 5 0.5 $5.45 - - - -
AD8351 - 2200 MHz Analog 0 26 2.7 28 mA 5.5 - $2.68 3 5.5 - -
AD8332 2 120 MHz Analog -4.5 43.5 0.74 58 mA 5 0.5 $10.78 - - - -
AD8330 1 150 MHz Analog 0 50 5 20 mA 6 0.5 $4.53 2.7 6 0 0
AD8367 1 500 MHz Analog -2.5 42.5 1.84 26 mA 5.5 0.2 $4.60 2.7 5.5 - -
AD8350 - 900 MHz Analog 15 20 1.7 28 mA 11 - $2.52 4 11 - -
AD605 2 40 MHz Analog -14 34 1.8 23 mA 5 0.2 $10.11 - - - -
AD604 2 40 MHz Analog 0 48 0.8 31 mA 5 0.3 $16.78 - - - -
AD603 1 90 MHz Analog -11 31 1.4 20 mA 5 0.5 $5.58 - 6.3 - 4.75
AD602 2 35 MHz Analog -10 30 1.4 14 mA 5 - $16.94 - 5.25 5.25 4.75
AD600 2 35 MHz Analog 0 40 1.4 14 mA 5 - $16.94 4.75 5.25 5.25 4.75
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Digital Variable Gain Amplifiers

Part#Number of Channels-3dB BandwidthSpectral NoiseGain AccuracyGain (min)Gain (max)Supply Voltage (V)Supply CurrentUS Price 1000-4999
ADA4961 1 - - - -6 15 - - -
ADRF6518 2 350 MHz - - -36 66 3.3 400 mA $11.95
ADL5202Reference Circuit Available 2 700 MHz - - -11.5 20 5 210 mA $6.57
ADL5201 1 700 MHz - - -11.5 20 5 110 mA $4.54
ADL5243 1 - - - -1.2 31.3 5 175 mA $5.79
ADL5240 1 - - - -13.1 18.2 5.25 93 mA $3.50
AD8366 2 600 MHz - - 4.5 20.25 5 180 mA $6.57
AD8260 1 180 MHz 2.4 0.25 -6 24 3.3 28 mA $3.84
AD8372 2 130 MHz - 0.3 -9 32 5.5 212 mA $6.58
AD8376Reference Circuit Available 2 700 MHz 2 0.2 -4 20 5.5 250 mA $6.57
AD8375 1 630 MHz 1.9 0.2 -4 20 5.5 125 mA $4.54
AD8370 1 750 MHz 2.1 - -11 34 5.5 79 mA $4.25
AD8324 1 100 MHz 157 1 -25.5 33.5 3.3 207 mA $1.35
AD8369 1 600 MHz 2 0.5 -5 40 5.5 37 mA $4.25
AD8327 1 160 MHz 64 1 -18 30 5 105 mA -
AD8325 1 100 MHz 56 1 -29.5 30 5 133 mA $3.34
AD8321 1 120 MHz 20 1 -27.4 26 9 90 mA -
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