CS6422 Cirrus Logic, Inc., CS6422 Datasheet - Page 9

• Manufacturer Part Number: CS6422
• Description: Evaluation board
• Manufacturer: Cirrus Logic, Inc.

Network
Line In
Line Out
Network
Network
Line Out
Network
Line In
0.47 µF
Figure 4. Typical Connection Diagram (Microphone Preamplifier Enabled)
Figure 5. Typical Connection Diagram (Microphone Preamplifier Disabled)
3300 pF
0.47 µF
3300 pF
Microprocessor
Microcontroller
10 µF
10 µF
From
3300 pF
6.04 kΩ
From
3300 pF
6.04 kΩ
+
+
12.1 kΩ
0.1 µF
12.1 kΩ
0.1 µF
17
16
15
8
7
6
5
17
4
16
15
8
7
6
5
4
DVDD
DGND
NO
NI
DATA
DRDY
RST
STROBE
NC4
DVDD
DGND
NO
NI
DATA
DRDY
RST
STROBE
NC4
12
12
NC3
NC3
11
11
NC2
NC2
10
ferrite bead
10
ferrite bead
NC1
CS6422
NC1
CS6422
9
9
22pF
22pF
CLKI
14
CLKI
14
20.480 MHz
20.480 MHz
AGND
AVDD
CLKO
AGND
AVDD
APO
CLKO
API
APO
MB
AO
13
22pF
API
MB
AO
13
22pF
20
19
3300pF
1
2
18
12.1 kΩ
3
19
18
20
3300pF
1
2
12.1 kΩ
3
0.1 µF
0.1 µ F
0.1 µF
0.1 µF
0.47 µF
6.04 kΩ
3300 pF
0.022 µ F
0.47 µF
+
10 µ F
+
+
10 µF
0.47 µF
10 µ F
+
10 µ F
+5V Analog
+5V Analog
External Mic
Preamp
Speaker
Speaker
Driver
Driver
Mic Bias
CS6422
9