Renesas RH850/F1Kx Series - Table 9: RH850;F1 KM-S4 Overview of Power Supply Architecture Cases; Table 10: RH850;F1 KM-S4 Power Supply Architecture with Single Supply 5 V

RH850/F1Kx, RH850/F1K Series Hardware Design Guide
R01AN3841ED0110 Rev. 1.10 Page 17 of 108
August 8, 2019
Table 9: RH850/F1KM-S4 Overview of power supply architecture cases
Case
Voltage
Permission
REGVCC
EVCC
BVCC
A0VREF
A1VREF
Case 1
5V
5V
5V
5V
5V
Operation permitted
Case 2
5V
5V
5V
5V
3.3V
Operation permitted
Case 3
5V
5V
5V
3.3V
5V
Operation permitted
Case 4
5V
5V
5V
3.3V
3.3V
Operation permitted
Case 5
5V
5V
3.3V
5V
5V
Operation permitted
Case 6
5V
5V
3.3V
5V
3.3V
Operation permitted
Case 7
5V
5V
3.3V
3.3V
5V
Operation permitted
Case 8
5V
5V
3.3V
3.3V
3.3V
Operation permitted
Case 9
5V
3.3V
*
*
*
Operation not permitted
Case 10
3.3V
5V
*
*
*
Operation not permitted
Case 11
3.3V
3.3V
5V
*
*
Operation not permitted
Case 12
3.3V
3.3V
3.3V
5V
5V
Operation permitted
Case 13
3.3V
3.3V
3.3V
5V
3.3V
Operation permitted
Case 14
3.3V
3.3V
3.3V
3.3V
5V
Operation permitted
Case 15
3.3V
3.3V
3.3V
3.3V
3.3V
Operation permitted
Note: * means “don’t care”.
Table 10: RH850/F1KM-S4 Power supply architecture with single supply 5V
Case 1 – Single Supply 5V
Condition
REGVCC = 5V
EVCC = 5V
BVCC = 5V
A0VREF = 5V
A1VREF = 5V
Port Function
AP0 – Port usable with analog or digital function
P8 – Port usable with analog or digital function
P9 – Port usable with analog or digital function
AP1 – Port usable with analog or digital function
P18 – Port usable with analog or digital function
P19 – Port usable with analog or digital function
Limitation
No limitation applies

Operation permitted