Low Noise Characteristics ■   Measurement Condition: shorted input

*July 31, 2018

 

 

Low Pass Filter (LPF) Switching Function

 

■   Output waveform comparison under no-input-signal condition      Measurement condition: shorted input, measurement frequency range 10Hz to 30MHz.

FET input type, differential amplifier DC to 20MHz Bipolar input type, differential amplifier DC to 1MHz THRU (Without LPF) Equivalent input 105μVp-p Equivalent input 23.5μVp-p LPF (With LPF) Equivalent input 19.5μVp-p Equivalent input 11μVp-p *July 31, 2018

 

 

■   Output waveform comparison under small signal (50µVp-p squarewave (@1 kHz)) as input      Measurement condition: signal source impedance 10 Ω      Measurement frequency range: 10Hz to 30MHz

FET input type, differential input DC to 20MHz Bipolar input type, differential input DC to 1MHz THRU (Without LPF) LPF (With LPF) *July 31, 2018

 

 

THRU/LPF switch

 

 

 

Low Crosstalk

 

■   Observed crosstalk (affecting output),      when neighbor channel is      operating with maximum amplitude.      Measurement condition: gain ratio 100       ■   Measurement block diagram Low Noise Amplifier Crosstalk Measuring System

*July 31, 2018

 

 

 

 

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