On-Chip Oscillator; Table 9. Option-Link Resistors For The Reference Power Supply Of The 14-Bit A/D Converter; Table 10. Option-Link Resistors For The Hoco; Table 11. Option-Link Resistors For The Loco - Renesas RA4 Series User Manual

Renesas RA Family

Table 9. Option-Link Resistors for the Reference Power Supply of the 14-Bit A/D Converter

Reference Power-Supply
Source of the 14-Bit A/D
Converter
3.3 V on the board
MCU headers

6.3 On-Chip Oscillator

Table 10 and Table 11 show the option-link resistors for the operation of the on-chip oscillator.

Table 10. Option-Link Resistors for the HOCO

Setting of the HOCO
Oscillating
Halted

Table 11. Option-Link Resistors for the LOCO

Setting of the LOCO
Oscillating
Halted
R20UT4683EJ0100 Rev 1.00
Apr.15.20
Mounted Not Mounted Remark
R14, R17 R20, R21
R20, R21 R14, R17
Mounted Not Mounted Remark
R5, R9 R6, R8
R6, R8 R5, R9
Mounted Not Mounted Remark
¾
R11, R12
¾
R11, R12
EK-RA4W1 – User's Manual
¾
A bypass capacitor (C12) becomes
ineffective.
¾
Mount a crystal oscillator on X1 or X2 and
the load capacitance as C8 or C9.
¾
Mount a crystal oscillator on X3 and the
load capacitance as C10 or C11.
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