ak4120 AKM Semiconductor, Inc., ak4120 Datasheet - Page 28

• Manufacturer Part Number: ak4120
• Description: Sample Rate Converter With Mixer And Volume
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
Figure 21 illustrates a typical system connection diagram. An evaluation board is available which demonstrates this
application circuit, the optimum layout, power supply arrangement and performance measurement results.
MS0134-E-00
Digital
Audio
S o urce
(DIR)
uP
Condition: VDD=3.3V, 3-wire serial control mode, Chip Address = “10”
Path Mode 0, Input#2 and Output are slave mode
10
11
12
1
2
3
4
5
6
7
8
9
I M C L K 1
SDTI1
IBICK1
ILRCK1
T E S T
I2S
I2C
C A D 0
C S N / C A D 1
C C L K /SCL
C D T I/S D A
P D N
Top View
AK4120
Figure 21. Example of a typical design
S Y S T E M D E S I G N
I2M O D E
O M O D E
I M C L K 2
O M C L K
ILRCK2
O L R C K
IBICK2
OBICK
SDTI2
S D T O
V D D
V S S
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23
22
21
20
19
18
17
16
15
14
13
0.1u
3.3V Supply
A D C
Audio
D S P
Analog
Input
[AK4120]
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