Signal Description
MPC5566 Microcontroller Reference Manual, Rev. 2
Freescale Semiconductor 2-43
2.3.14.4 eQADC Analog Supply
V
DDAn
V
DDAn
is the analog supply input pin for the eQADC.
2.3.14.5 eQADC Analog Ground Reference
V
SSAn
V
SSAn
is the analog ground reference input pin for the eQADC.
2.3.14.6 Clock Synthesizer Power Input
V
DDSYN
V
DDSYN
is the power supply input for the FMPLL.
2.3.14.7 Clock Synthesizer Ground Input
V
SSSYN
V
SSSYN
is the ground reference input for the FMPLL.
2.3.14.8 Flash Read Supply Input
V
FLASH
V
FLASH
is the on-chip Flash read supply input.
2.3.14.9 Flash Program/Erase Supply Input
V
PP
V
PP
is the on-chip flash program and erase supply input.
2.3.14.10 SRAM Standby Power Input
V
STBY
V
STBY
is the power supply input that is used to maintain a portion of the contents of internal SRAM during
power down. If not used, tie V
STBY
to V
SS
.
2.3.14.11 Internal Logic Supply Input
V
DD
V
DD
is the 1.5 V logic supply input.
2.3.14.12 External I/O Supply Input
V
DDEn
V
DDEn
is the 1.8–3.3 V, with a tolerance of ±10% external I/O supply input.