[AK4223]
SYSTEM DESIGN
Figure 22 shows a system connection diagram. An evaluation board [AKD4223] is available which demonstrates the
optimum layout, power supply arrangements and measurement results.
Digital Ground
Analog Ground
Audio in
Micro
Controller
0.1u
Video In
75
0.47u
0.47u
0.47u
0.47u
0.47u
0.47u
0.47u
1
2
3
4
5
6
7
8
9
VIN6
LIN3 36
GND3 35
RIN3 34
LIN4 33
GND4 32
RIN4 31
LIN5 30
0.1u
0.1u
VGND5
VIN5
75
0.1u
0.1u
0.1u
0.1u
VGND4
VIN4
75
75
75
Audio in
VGND3
VIN3
0.1u
0.1u
0.47u
0.47u
0.47u
GND5 29
RIN5 28
LIN6 27
VGND2
VIN2
0.1u
0.1u
0.1u
10 VGND1
11 VIN1
12 VR2
75
0.47u
0.47u
GND6 26
RIN6 25
0.1u
0.1u
0.1u
10u
10u
10u
VSS1
VSS2
Video out
Audio out
Analog 9V
Figure 22. Typical Connection Diagram
MS1251-E-00
23
2010/10
AKM [ ASAHI KASEI MICROSYSTEMS ]
