Board Interface Connector
MPC5777C EVB User Guide, Rev. 1
15
NXP Semiconductors
Figure 11:
Daughter card power distribution
Available power supply modes of MPC577C are listed in
Table 7: Power modes of MPC5777C
Configuration
Mode
Name
3.3V Flash
Supply
1.2V
Regulator
controller
REGSEL
VDDFLA
VDDPMC&V
DDPWR
Internal 3.3V Flash regulator with
1.2V linear regulator controller
LDO5V
Internal
Regulator
Internal Linear
Mode
Low/GND
Bypass caps
External 5V
supply
Internal 3.3V regulator with 1.2V
SMPS regulator controller
SMPS5V
Internal
Regulator
Internal SMPS
High/5V
Bypass caps
External 5V
supply
External 3.3V regulator with
internal 1.2V linear regulator
controller
LDO3V
External
Internal Linear
Mode
Low/GND
External
3.3V supply
External 3.3V
supply
External 3.3V regulator with
internal 1.2V SMPS regulator
controller
SMPS3V
External
Internal SMPS
High/3.3V
External
3.3V supply
External 3.3V
supply
External supplies with on-chip
low voltage detect
External
External
External
Supply
Low/GND
External
3.3V supply
External 3.3V
supply
External supplies, except flash
powered by internal regulator
External
Internal
Regulator
External
Supply
Low/GND
Bypass caps
External 5V
supply
