SumFour

Four input sum stage with input gain control.

Parameters

gain_input1

gain_input2

gain_input3

gain_input4

Options
input1_polarity \( \in \{ \) NONINVERTING \( , \) INVERTING \( , \) INPUT_DISABLED \( \} \)

input2_polarity \( \in \{ \) NONINVERTING \( , \) INVERTING \( , \) INPUT_DISABLED \( \} \)

input3_polarity \( \in \{ \) NONINVERTING \( , \) INVERTING \( , \) INPUT_DISABLED \( \} \)

input4_polarity \( \in \{ \) NONINVERTING \( , \) INVERTING \( , \) INPUT_DISABLED \( \} \)

output_phase \( \in \{ \) PHASE1 \( , \) PHASE2 \( \} \)

opamp_mode \( \in \{ \) DEFAULT \( , \) CHOPPER_STABILIZED \( \} \)

Inputs

input1 Half-Cycle

input2 Half-Cycle

input3 Half-Cycle

input4 Half-Cycle

Outputs

output Half-Cycle

Transfer Function

$$ V_{out} = \sum_{i=1}^{4} \pm G_i V_{i} $$

Analog Resource Usage

$$ \begin{array}{|c|c|} \hline \text{Opamps} & \text{1 of 8} \\ \hline \text{Capacitors} & \text{5 of 32} \\ \hline \end{array} $$

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