Main components

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Part NumberDescription
AK4458VN
TL072TL072 Dual Opamp TSSOP-8
NCP1117-3.3_SOT223,TL0721A Low drop-out regulator, Fixed Output 3.3V, SOT-223,TL072 Dual Opamp TSSOP-8
NCP1117-5.0_SOT2231A Low drop-out regulator, Fixed Output 5V, SOT-223
LM4040DBZ-3
TMUX4051PWR
NCP1117-5.0_SOT223,Pico1A Low drop-out regulator, Fixed Output 5V, SOT-223

double pendulum schematic

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double pendulum board layout

double pendulum PCB render

Top PCB
Bottom PCB