Power Supplies - Cirrus Logic CRD4610-1 Reference Design

CRD4610-1
CrystalClear™ AC '97 Motherboard Reference Design
DS241RD1C1

POWER SUPPLIES

+12VD
1
IN
C132 +
C128
Y5V ELEC
0.1uF
10uF
+5V_PCI
TAB (OUT)
3
IN
C133 +
C130
1
0.01UF ELEC
X7R
10uF
2
+5V_PCI
EMC
L10
31@ 100MHz
+5V_JOY
F1
FUSE
PTC
Connect AGND to DGND with a 50 mil trace near the 4297
Connect CGND to DGND with a 50 mil trace near the finger
edge of the board.
Figure 16. Power Supplies
CIRRUS LOGIC ADVANCED PRODUCT DATABOOK
+5VA
U9
3
OUT
+
C129
GND
ELEC
10uF
MC78M05CDT
2
DGND AGND
+3.3VD
4
U10
2
OUT
GND
+
C131
LT1117CST-3.3
100uF
1
ELEC
DGND
H1
HOLE
1
CGND
C140
Y5V
0.1uF
19