可变增益放大器(VGA)

Variable Gain Amplifiers(VGA) 可变增益放大器(VGA)已用于多种遥感和通信设备达半个多世纪。从超声波、雷达、激光雷达到无线通信以及甚至语音分析等方面的应用都利用VGA的可变增益特性以提高动态性能。

Analog Variable Gain Amplifiers
Part# Results: 28 Number of Channels -3 dB BW Gain Low End Gain High End Spectral Noise Supply Voltage (V) Supply Current Gain Accuracy Package US Price 1000-4999
AD8476 1 5MHz - - 39(nV/rtHz) - 330µA - - $1.99
ADL5336 1 - -14.6dB 19.6dB - - 80mA 100mdB 32-Lead CSP $6.57
AD8475 - 150MHz 400mdB 800mdB 10(nV/rtHz) - 3.2mA - 10-Lead uSOIC, 16-Lead LFCSP $1.99
ADRF6516 2 - -20dB 45dB - - 360mA 200mdB 32-Lead CSP $10.3
ADRF6510 2 30MHz -5dB 45dB - 5V 264mA - 32-Lead CSP $8.99
AD8264 4 235MHz 0dB 24dB 2.3(nV/rtHz) 5V 99mA 2dB 40-Lead LFCSP $11.95
ADL5331 1 1.5GHz -14dB 17dB - 5V 240mA - - $5.16
AD8275 1 15MHz 200mdB 200mdB 40(nV/rtHz) - 2.3mA - 8-Lead MSOP $1.6
AD8336 1 115MHz -14dB 46dB 3(nV/rtHz) 12V 25mA 500mdB 16-Lead LFCSP $4.65
ADL5391 1 2GHz - 9.5dB 26.7(nV/rtHz) 5V 135mA - 16-Lead LFCSP $4.95
AD8334 4 100MHz 4.5dB 43.5dB 740m(nV/rtHz) 5V 116mA 500mdB 64-Lead LFCSP $14.66
AD8368 1 800MHz -12dB 22dB - 5V 60mA 400mdB 24-Lead LFCSP $4.6
AD8352 - 2.2GHz 3dB 25dB 2.6(nV/rtHz) 5.5V 37mA - 16-Lead LFCSP $3.53
AD8337 1 280MHz 0dB 24dB 2.2(nV/rtHz) 5V 15mA 250mdB 8-Lead LFCSP $2.49
ADL5330 1 3GHz -34dB 22dB - 5V 215mA - 24-Lead LFCSP $5.04
AD8335 4 70MHz -10dB 38dB 1.3(nV/rtHz) 5V 76mA 200mdB 64-Lead LFCSP $12.14
ADL5390 1 2.4GHz -30dB 5dB - 5V 130mA - 24-Lead LFCSP $7.59
AD8331 1 120MHz -4.5dB 43dB 740m(nV/rtHz) 5V 25mA 500mdB - $5.45
AD8351 - 2.2GHz 0dB 26dB 2.7(nV/rtHz) 5V 28mA - 10-Lead uSOIC $2.68
AD8330 1 150MHz 0dB 50dB 5(nV/rtHz) 6V 20mA 500mdB 16-Lead LFCSP, 16-Lead QSOP $4.53
AD8332 2 120MHz -4.5dB 43.5dB 740m(nV/rtHz) 5V 58mA 500mdB 28-Lead TSSOP, 32-Lead CSP $10.78
AD8367 1 500MHz -2.5dB 42.5dB 1.84(nV/rtHz) 5.5V 26mA 200mdB 14-Lead TSSOP $4.6
AD8350 - 900MHz 15dB 20dB 1.7(nV/rtHz) 11V 28mA - 8-Lead SOIC/8-Lead uSOIC $2.52
AD604 2 40MHz 0dB 48dB 800m(nV/rtHz) 5V 31mA 300mdB 24-Lead SOIC, 24-Lead SSOP $16.78
AD605 2 40MHz -14dB 34dB 1.8(nV/rtHz) 5V 23mA 200mdB 16-Lead SOIC $10.11
AD603 1 90MHz -11dB 31dB 1.4(nV/rtHz) 5V 20mA 500mdB 8-Lead DIP, 8-Lead SOIC $5.58
AD600 2 35MHz 0dB 40dB 1.4(nV/rtHz) 5V 14mA - - $16.94
AD602 2 35MHz -10dB 30dB 1.4(nV/rtHz) 5V 14mA - - $16.94
Digital Variable Gain Amplifiers
Part# Results: 20 Number of Channels -3 dB BW Gain Low End Gain High End Spectral Noise Supply Voltage (V) Supply Current Gain Accuracy Package US Price 1000-4999
ADL5201 1 - -11.5dB 20dB - 5V 110mA - - $4.54
ADL5202 2 - -11.5dB 20dB - 5V 220mA - - $6.57
ADL5240 1 - -14.3dB 17.2dB - 5.25V 93mA - 32-Lead CSP $3.5
ADL5243 1 - -0.7dB 30.8dB - 5V 175mA - - $5.79
AD8366 2 1GHz 4.5dB 20.25dB - 5V 180mA - 32-Lead CSP $6.57
AD8260 1 180MHz -6dB 24dB 2.4(nV/rtHz) 3.3V 28mA 250mdB - $3.84
AD8372 2 130MHz -9dB 32dB - 5V 116mA 300mdB 32-Lead CSP $6.58
ADL5592 1 2.4GHz - 30.5dB - 5V 189mA 20mdB 40-Lead LFCSP $7.96
AD8375 1 630MHz -4dB 20dB - 5V 125mA 200mdB 24-Lead LFCSP $4.54
AD8376 2 700MHz -4dB 20dB - 5V 250mA 200mdB 32-Lead CSP $6.57
AD8370 1 750MHz -11dB 34dB 2.1(nV/rtHz) 5.5V 78mA - 16-Lead TSSOP $4.25
AD8324 1 100MHz -25.5dB 33.5dB 157(nV/rtHz) 3.3V 207mA 1dB 20-Lead LFCSP, 20-Lead QSOP $1.68
AD8328 1 107MHz -27.5dB 31.5dB 135(nV/rtHz) - 120mA 1dB 20-Lead LFCSP, 20-Lead QSOP $1.92
AD8369 1 600MHz -5dB 40dB 2(nV/rtHz) 5.5V 37mA 500mdB 16-Lead TSSOP $4.25
AD8327 1 160MHz -18dB 30dB 64(nV/rtHz) 5V 105mA 1dB 20-Lead TSSOP $4.39
AD8326 1 100MHz -26dB 27.5dB 100(nV/rtHz) 5V 157mA 1dB 28-Lead PSOP, 28-Lead TSSOP $3.95
AD8325 1 100MHz -29.5dB 30dB 56(nV/rtHz) 5V 133mA 1dB 28-Lead TSSOP $3.34
AD8322 1 180MHz -12.6dB 29.5dB 64(nV/rtHz) 5V 113mA 2dB 28-Lead TSSOP $3.19
AD8323 1 100MHz -26dB 27.5dB - 5V - - 28-Lead TSSOP **
AD8321 1 120MHz -27.4dB 26dB 20(nV/rtHz) 9V 90mA 1dB 20-Lead SOIC $4.4
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