A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
EXTERNAL POWER INP
U
T
7-12V DC/A
C
12
3
4
MC33269
3.3V AND 5.0V
REGULATOR
TEST POINT
POWER GOOD LED
NOTE: Remove 0 OHM
resistor to use Analog
GND isolation jumper.
Single trace
to GNDA.
+3.3V
+3.3VA
GROUND
ANALOG GROUND
+5.0V
TEST POINT
TEST POINT
GROUND
TEST POINT
GROUND
TEST POINT
TEST POINT
TEST POINT
Ex2.5V
Power Supply
Input
+2.5V Input
+2.5V Ground Reference
NOTE: To m3.3V supply
current, remove L2 and replace
with amp meter.
Ty
p 135m
A
+3.3V
1
2
34
REG113NA3/3K
3.3V REF
REGULATOR
5
DSCO De
si
gn
P
O
W
E
R
SUPPLIES
MC56F8367EVM.DSN
1.0
13
14
Thurs
day
, Septem
ber 02, 2004
B
D
ig
ital Signal Controller Operation
2100 Eas
t Elliot R
oad
Tem
pe, Ariz
ona 85284
Tit
le
D
ocument
Date
:
Size
D
es
igner:
S
he
et
o
f
Rev.
Numbe
r
(512) 895-7215 FAX: (480) 413-2510
+3
.3
V
+3
.3
V
+3
.3
V_
PL
L
+3
.3
VA
+3
.3
V
VC
C
+3
.3
VA
+5
.0
V
+5
.0
V
+5
.0
V
+12V
+5
.0
V
+5
.0
V
+2
.5
V
+5
.0
V
+VR
E
F
H
C20
0.
1uF
U12
M
C
33269DT-5.
0
3
2
4
1
VI
N
VO
U
T
VO
U
T
GND
L1
F
ER
R
IT
E BEAD
L5
F
ER
R
IT
E BEAD
+
C3
47uF
10V
DC
+
C1
470uF
16V
DC
+
C2
47uF
10V
DC
L4
F
ER
R
IT
E BEAD
TP
5
1
TP
6
1
TP
1
1
TP
4
1
TP
2
1
TP
3
1
D2
FM
4001
P3
1
3
2
-+
D1
3
1
4
2
C21 0.
1uF
+
C5
47uF
10V
DC
U13
M
C
33269DT-3.
3
3
2
4
1
VI
N
VO
U
T
VO
U
T
GND
R64
270
LE
D13
G
R
EEN
L
ED
L3
F
ER
R
IT
E BEAD
L2
F
ER
R
IT
E BEAD
+
C4
47uF
10V
DC
C22
0.
1uF
JG
18
1
2
R66
0 Ohm
U14
M
C
33269DT-3.
3
3
2
4
1
VI
N
VO
U
T
VO
U
T
GND
D3
FM
4001
DNP
D4
FM
4001
DNP
TP
7
1
J2
4
1
2
U15
RE
G113NA
-3.
3/
3K
1
5
4
2
3
VI
N
VO
U
T
NR
GND
EN
+
C75
10uF
6V
DC
C76
0.
01uF
R65
10 Ohm
MC56F8367EVM User Manual, Rev. 2
Appendix A-14
Freescale Semiconductor
Preliminary
Figure
A-13. Power Supplies