全差分放大器

差分放大器可将单端输入处理成互补差分输出,或者将差分输入处理成差分输出。这些放大器具有两个独立的反馈环路,分别控制差分和共模输出电压。ADI公司的完全差分放大器配有VOCM引脚,可以轻松调整该引脚以设置输出共模电压,这对与模数转换器(ADC)接口十分有利。ADI还提供差分接收器产品系列,可将差分输入信号转换为单端输出。
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全差分放大器

从业界首款差分放大器开始,ADI公司开发了完全差分放大器产品系列,以满足您的各种性能需求。

全差分放大器

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Fully Differential Amplifiers

Part#FunctionAmps per Package-3dB Bandwidth (typ)Slew Rate (typ)Gain (min)Gain (max)Gain ControlVsupply Pos (min)Vsupply Pos (max)Iq/Amp (typ)Iout Drive (typ)US Price 1000-4999
ADA4940-2Reference Circuit Available ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 2 260 MHz 95 V/µs - - - 3 7 1.25 mA - $2.59
ADA4940-1Reference Circuit Available ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 260 MHz 95 V/µs - - - 3 7 1.18 mA - $1.59
AD8476Reference Circuit Available ADC Driver, Fully Differential Amplifier 1 5 MHz 10 1 1 - 3 18 300 µA - $1.99
ADA4930-2Reference Circuit Available ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 2 1350 MHz - - - - 3 5.25 34 mA - $6.29
ADA4930-1Reference Circuit Available ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 1350 MHz 3.4 kV/µs - - - 3 5.25 34 mA - $3.79
AD8475Reference Circuit Available ADC Driver, Fully Differential Amplifier 1 150 MHz 50 V/µs -8 2 - 3 10 3 mA - $1.99
ADA4960-1Reference Circuit Available ADC Driver, Fully Differential Amplifier 1 5000 MHz 8.7 kV/µs - - - 4.75 5.25 60 mA - $6.95
ADA4950-2 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 65 750 MHz 2.9 kV/µs - - - 3 11 9.5 mA - $5.29
ADA4950-1 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 750 MHz 2.9 kV/µs - - - 3 11 9.5 mA - $2.99
ADA4932-2 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 2 560 MHz 410 V/µs - - - 3 11 9.6 mA - $5.29
ADA4932-1Reference Circuit Available ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 560 MHz 410 V/µs - - - 3 11 9.6 mA - $2.95
ADA4927-2 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 2 2300 MHz 5 kV/µs - - - 4.5 11 22.1 mA - $6.29
ADA4927-1 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 2300 MHz 5 kV/µs - - - 4.5 11 22.1 mA - $3.79
ADA4939-2 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 2 1400 MHz 6.8 kV/µs - - - 3 5.25 37.7 mA - $5.69
ADA4939-1 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 1400 MHz 6.8 kV/µs - - - 3 5.25 37.7 mA - $3.79
ADA4938-2 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 2 1000 MHz 4.7 kV/µs - - - 4.5 11 37 mA - $5.69
ADA4938-1 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 1000 MHz 4.7 kV/µs - - - 4.5 11 37 mA - $3.79
ADA4937-2 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 2 1900 MHz 6 kV/µs - - - 3 5.25 39.5 mA - $5.69
ADA4937-1Reference Circuit Available ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 1900 MHz 6 kV/µs - - - 3.3 5 39.5 mA - $3.79
AD8139 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 410 MHz 800 V/µs - - - 3 11 24.5 mA - $3.75
AD8137 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 110 MHz 450 V/µs - - - 3 11 3.6 mA - $1.10
AD8132 ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 350 MHz 1.2 kV/µs - - - 2.8 11 10.7 mA - $1.67
AD8138Reference Circuit Available ADC Driver, Fully Differential Amplifier, Single-Ended to Differential Amplifiers 1 320 MHz 1150 V/µs - - - 3 11 20 mA - $3.75