參數(shù)資料
型號(hào): CD6420
廠商: Cirrus Logic, Inc.
英文描述: FULL DUPLEX SPEAKERPHONE CHIP
中文描述: 的全雙工免提通話芯片
文件頁數(shù): 7/52頁
文件大?。?/td> 815K
代理商: CD6420
CS6420
DS205PP2
7
AVDD
AGND
API
APO
MB
AO
CLKO
CLKI
14
STROBE
DRDY
RST
DATA
NI
NO
DGND
DVDD
0.1
μ
F
1
μ
F
+
0.1
μ
F
1
μ
F
+
0.47
μ
F
10
μ
F
+
22pF
Telephone
Line Out
Telephone
Line In
From
Microprocessor
22pF
+5V Analog
0.022
μ
F
0.1
μ
F
NC1
NC2
NC3
NC4
1
2
20
18
19
3
3300pF
12.1 k
13
9
10
11
12
20.480 MHz
8
7
6
5
3300 pF
6.04 k
0.47
μ
F
3300 pF
12.1 k
17
4
15
16
ferrite bead
1.5 k
+5V Analog
10 k
Figure 2. Typical Connection Diagram (Microphone Preamplifier Enabled)
AVDD
AGND
API
APO
MB
AO
CLKO
CLKI
14
STROBE
DRDY
RST
DATA
NI
NO
DGND
DVDD
0.1
μ
F
1
μ
F
+
0.1
μ
F
1
μ
F+
0.47
μ
F
10
μ
F
22pF
Telephone
Line Out
Telephone
Line In
From
Microprocessor
22pF
+5V Analog
0.1
μ
F
+
NC1
NC2
NC3
NC4
1
2
20
18
19
3
3300pF
12.1 k
13
9
10
11
12
20.480 MHz
8
7
6
5
3300 pF
6.04 k
0.47
μ
F
3300 pF
12.1 k
17
4
15
16
ferrite bead
3300 pF
0.47
μ
F
near-end
input
6.04 k
Figure 3. Typical Connection Diagram (Microphone Preamplifier Disabled)
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