AK4220 Datasheet, PDF (6/33 Pages) Asahi Kasei Microsystems – 7:3 Audio Switch and 6:3 Video Switch

I
[AK4220]
PIN/FUNCTION (Continued)
35 R
36 MUTET
37 VCOM
38 AVSS
39 LOUT1
40 ROUT1
41 LOUT2
42 ROUT2
43 LOUT3
44 ROUT3
45 GND1
46 LIN+1
47 RIN+1
48 GND2
49 LIN+2
50 RIN+2
51 GND3
52 LIN+3
53 RIN+3
54 GND4
55 LIN+4
56 RIN+4
57 GND5
58 LIN+5
59 RIN+5
60 GND6
61 LIN+6
62 RIN+6
63 GND7
64 LIN+7
O
Current Setting for Oscillator
Normally connected to AVSS with a 12k±1%Ωresistance.
O
Audio Common Voltage Output2
Normally connected to AVSS with a 1μF ceramic capacitor.
O
Audio Common Voltage Output1 (Figure 3)
Normally connected to AVSS with a 0.1μF ceramic capacitor in parallel
with a 2.2μF electrolytic capacitor.
- Audio Ground, 0V
O Lch Audio Output 1
O Rch Audio Output 1
O Lch Audio Output 2
O Rch Audio Output 2
O Lch Audio Output 3
O Rch Audio Output 3
I Audio Input Ground1
I Lch Audio Positive Input 1
I Rch Audio Positive Input 1
I Audio Input Ground 2
I Lch Audio Positive Input 2
I Rch Audio Positive Input 2
I Audio Input Ground 3
I Lch Audio Positive Input 3
I Rch Audio Positive Input 3
I Audio Input Ground 4
I Lch Audio Positive Input 4
I Rch Audio Positive Input 4
I Audio Input Ground 5
I Lch Audio Positive Input 5
I Rch Audio Positive Input 5
I Audio Input Ground 6
I Lch Audio Positive Input 6
I Rch Audio Positive Input 6
I Audio Input Ground 7
I Lch Audio Positive Input 7
Note: All digital input pins (PDN, CAD1-0, SCL and SDA pins) must not be left floating.
AVDD
35kΩ(typ)
VCOM
35kΩ(typ)
2.2uF
0.1uF
AVSS
Figure 3. VCOM Circuit
MS0627-E-00
-6-
2007/05