Dear community.
Our customer has question below.
1, In power supply group, Pin Out single use only of the terminal (below exported terminal)
Would you please tell me the operation at the time of open failure.
V14 VBAT
T12 VDD33_LDOIN
P5 VDDREG
V1 VDDA33_ADC
W1 VREFH_ADC
V3 VDDA33_AFE
T5 VDD12_AFE
N7 FA_VDD
W11 USB0_VBUS
U9 USB1_VBUS
2, Terminals mulch function is allocated to a number pins
ex. VDD33 K3 ~ W18
There are connected K3 ~ W18 is all on the internal BGA in the PCB( sub strate)?
Similarly, SDRAMC_VDD1P5, VDD, SDRAMC_VDD2P5, will also answer please.
3, would you please tell us about the behavior of each failure mode of the following terminal .
P5 VDDREG OPEN failure and, please tell us about the function and use of this terminal.
T5 VDD12_AFE GND Short.
T12 VDD33_LDOIN Short of a T11 DECAPV25.
W2 ADC0SE9 OPEN failure and GND short, please tell us about the function and use of this terminal.
W14 LVDS0P 3.3V short, and GND short, please tell us about the function and use of this terminal.
Solved! Go to Solution.
Hi Takashi
all publicly available information and documentation is located on Vybrid product page
VF5xxR ARM Cortex A5/M4 MPUs|Vybrid|NXP
All other info related to internal chip organization and failure behaviours
is considered as confidential and may be provided using contact with
local marketing office (NDA may be required).
Best regards
igor
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