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NXP Semiconductors
S32K3X4EVB-Q172 HWUM
S32K3X4EVB-Q172 | S32K3X4EVB-S172 - Hardware User Manual
S32K344EVB-Q172 | -S172 HWUM
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NXP Semiconductors
REV A
– 10/2021
Page
13
of
31
Table 6. S32K3X4EVB-Q172
– VDD_HV_A
Reference
Jumper Position
Description
Comments
J18
1-2
P5V0 (+5.0V from the FS26) is selected for the
VDD_HV_A_MCU reference
Default closed
2-3
P3V3 (+3.3V from the FS26) is selected for the
VDD_HV_A_MCU reference
OPEN
VDD_HV_A domain is isolated and unpowered
J10
1-2
VDD_HV_A is routed to VDD_HV_A_MCU reference. This
jumper can be used to current measurements in the
VDD_HV_A domain
Default closed
OPEN
Without this jumper the VDD_HV_A domain will not be
powered. The S32K344 MCU will be turned-OFF
7.4.1 S32K3X4EVB-Q172 | -S172
– VDD_HV_B
Figure 9. S32K3X4EVB-Q172 | -S172
– Main power supply
J15
HDR1X2
JUMPER(Default) = 1-2
1
2
P3V3
VDD_HV_B_MCU
VDD_HV_B
R349
0.5
VDD_HV_B
J19
HDR 1X3
SILK = VDD_HV_B
JUMPER(Default) = 1-2
1
2
3
VDD_HV_B_MCU
VDD_HV_B
S32K3XX Secondary I/Os Supply
Voltage Domain
VDD_HV_A_MCU