2-12 56F8323EVM User Manual MOTOROLA
Additonally, four 0 ohm resistors or shorting wires must be added at R70, R71, R72 and
R73, to allow the external +2.5V DC to pass to the 56F8323.
Figure 2-7. Schematic Diagram of the Power Supply
+5.0V DC
+12V DC/AC
Power
Condition
CAN
56F8323
V
DD_IO
& PLL
+3.3V
Regulator
P3
56F8323EVM
Parts
56F8323
V
REFH
+3.3V DC
+3.0VA DC
+5.0V
Regulator
56F8323
ADCA
+3.3V
Regulator
+3.3VA DC
56F8323
V
DD
Core
+2.5V DC
Ext In
1
2
J14
U15
R70-R73
R67
10Ω
Bridge
Rectifier
Input
+3.0V
Regulator
Power On
Frees
cale Semiconductor,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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