Renesas M30220T-PRB - Manual (Page 17)

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3.2 A-D Conversion Bypass Capacitor
This product has foot patterns on the board for mounting a bypass capacitor for the A-D converter
circuit. Mount a suitable bypass capacitor as occasion demands.
Figure 3.2 shows the position of the bypass capacitor.
Figure 3.2 Foot patterns of A-D conversion bypass capacitor
IMPORTANT
Note on the Operation of A-D Converter:
• The A-D converter characteristics differ from actual MCU characteristics because
there are a converter board and other devices between the evaluation MCU and the
target system. Make the final evaluation of the A-D converter with the actual MCU.