CDB6420 Cirrus Logic Inc, CDB6420 Datasheet - Page 7

• Manufacturer Part Number: CDB6420
• Description: Development Kit
• Manufacturer: Cirrus Logic Inc

Specifications of CDB6420

• Silicon Manufacturer: Cirrus Logic
• Application Sub Type: Speakerphone
• Kit Application Type: Audio / Video / TV
• Silicon Core Number: CS6420
• Kit Contents: Board
• Kit Features: Analog And Digital Patch Area
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

DS205PP2
Telephone
Telephone
Line Out
Line In
Telephone
Telephone
Line Out
Line In
0.47 F
3300 pF
0.47 F
3300 pF
Figure 2. Typical Connection Diagram (Microphone Preamplifier Enabled)
Figure 3. Typical Connection Diagram (Microphone Preamplifier Disabled)
Microprocessor
Microprocessor
1 F
From
3300 pF
6.04 k
1 F
From
3300 pF
+
6.04 k
12.1 k
0.1 F
+
12.1 k
0.1 F
17
16
15
8
7
6
5
4
17
DVDD
DGND
NO
NI
DATA
DRDY
RST
STROBE
NC4
16
15
8
7
6
5
4
12
DVDD
DGND
NO
NI
DATA
DRDY
RST
STROBE
NC4
NC3
12
11
NC3
NC2
11
10
ferrite bead
NC1
NC2
10
9
ferrite bead
22pF
NC1
CLKI
14
9
20.480 MHz
22pF
CLKI
14
20.480 MHz
AGND
AVDD
CLKO
APO
API
MB
AO
13
22pF
AGND
AVDD
CLKO
19
18
20
12.1 k
3300pF
1
2
3
APO
API
0.1 F
MB
AO
13
22pF
0.1 F
0.47 F
0.022 F
20
19
1
2
12.1 k
3
3300pF
18
0.1 F
+
0.1 F
1 F
+
10 F
6.04 k
3300 pF
0.47 F
+5V Analog
+
10 k
1 F
+
10 F
+5V Analog
0.47 F
1.5 k
near-end
+5V Analog
input
CS6420
7