參數(shù)資料
型號: MSM7602-011
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: Echo Canceler
中文描述: 回聲消除器
文件頁數(shù): 22/29頁
文件大?。?/td> 238K
代理商: MSM7602-011
Semiconductor
MSM7602
22/29
APPLICATION CIRCUIT
Bidirectional Connection Example
Microphone input
C1
R1
Speaker output
DV
R3
21
22
4
13
12
15
10
16
19
5
6
DV
AIN1
GSX1
AOUT1
DOUT1
DIN1
XSYNC
RSYNC
BCLK
A /
m
PDN
CHP
AIN2
GSX2
AOUT2
DOUT2
DIN2
V
DD
SGC
AG
DG
24
23
2
14
11
8
1
18
9
R2
R5
DV
R7
R6
AV
+
C9
C10 C11
C5
Line input
Line output
(AG)
For cancellation
of acoustic echo
MSM7602-001GS-K
DV
R8
DV
R4
8
13
11
10
22
23
6
7
24
28
4
19
27
DV
PWDWN
RST
12
9
1
2
3
5
26
16
25
14
15
21
18
SIN
ROUT
SYNC
SCK
SYNCO
SCKO
INT
IRLD
RST
MCKO
PWDWN
V
DD
V
DD
V
DD
SOUT
RIN
NLP
HCL
ADP
ATT
GC
HD
WDT
X1
V
SS
V
SS
V
SS
X2
SOUT
RIN
NLP
HCL
ADP
ATT
GC
HD
WDT
X2
V
SS
V
SS
V
SS
SIN
ROUT
SYNC
SCK
SYNCO
SCKO
RST
V
DD
V
DD
V
DD
PWDWN
12
9
1
2
3
5
26
16
25
17
R9
18
14
15
21
DV
DV
8
13
11
10
22
23
6
7
20
24
28
4
19
27
DV
+
C6
C7
C2
C3
+
R1 = 20 k
W
R2 = 20 k
W
R3 = 2.2 k
W
R4 = 10 k
W
R10 = 10 k
W
C1 = 1
m
F
C2 = 10
m
F
C3 = 0.1
m
F
C4 = 0.1
m
F
R5 = 20 k
W
R6 = 20 k
W
R7 = 2.2 k
W
R8 = 10 k
W
R11 = 10 k
W
C5 = 1
m
F
C6 = 10
m
F
C7 = 0.1
m
F
C8 = 0.1
m
F
2ch CODEC
MSM7533VGS-K
For cancellation
of line echo
MSM7602-001GS-K
DV
R10
DV
R11
20
C13
X1
C12
17X1
IRLD
INT
R9 = 1 M
W
C12 = 27 pF
C13 = 27 pF
X1 = 19.2 MHz
C14 = 5 pF
C14
C9 = 0.1
m
F
C10 = 10
m
F
C11 = 0.1
m
F
Use the MSM7704-01GS-VK for PCM CODEC when V
DD
3V.
The MSM7533 and MSM7704 are pin compatible.
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