MSM7603 データシートの表示（PDF） - Oki Electric Industry
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MSM7603 Datasheet PDF : 20 Pages
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¡ Semiconductor
MSM7603/7603B
APPLICATION CIRCUIT
Bidirectional Connection Example
Microphone input C1 R1
Speaker output
DV
R2
R3
DV
2ch CODEC
MSM7533VGS-K
R5 C5
21 AIN1
22
4
GSX1
AOUT1
AIN2 24
GSX2
AOUT2
23
2
R6
R7
DV
13 DOUT1 DOUT2 14
12 DIN1
DIN2 11
14 XSYNC
10 RSYNC
16
19
BCLK
A/m
5 PDN
6 CHP
VDD
SGC
8
1
+
AV
AG 18
C9
C10 C11
(AG)
DG 9
Line input
Line output
DV
R4
PWDWN
RST
CLK
For cancelation of
DV
acoustic echo
DV
For cancelation of line echo
MSM7603/7603B
R9 R10
MSM7603/7603B
25
26
SIN
ROUT
SOUT
RIN
27
24
27
24
SOUT
RIN
SIN
ROUT
25
26
4 SYNC
5 SCK
16 SYNCO
18 SCKO
9 PWDWN
8 RST
12 CLKIN
DV
6
20
28
VDD
VDD
VDD
DV
DV
NLP 1
1 NLP
HCL
ADP
2
3
ATT 19
GC 17
2
3
19
17
HCL
ADP
ATT
GC
HD 10
10 HD
(m / A) 11
11 (m / A)
(TEST) 21
13
C4
DV
C8
21 (TEST)
13
VDD(P)
VSS(P)
VSS
VSS
VSS
14
7
15
23
14
7
15
23
VDD(P)
VSS(P)
VSS
VSS
VSS
SYNC 4
SCK 5
SYNCO 16
SCKO 18
PWDWN 9
RST 8
CLKIN 12
VDD
VDD
VDD
6
20
28
DV
+ C2
C6 +
C3
C7
DV
R8
R1=20 kW
R2=20 kW
R3=2.2 kW
R4=10 kW
R9=10 kW
C1=1 mF
C2=10 mF
C3=0.1 mF
C4=0.1 mF
R5=20 kW
R6=20 kW
R7=2.2 kW
R8=10 kW
R10=10 kW
C5=1 mF
C6=10 mF
C7=0.1 mF
C8=0.1 mF
C9=0.1 mF
C10=10 mF
C11=0.1 mF
Use the MSM7704-01GS-VK as a PCM CODEC when VDD 3 V is used.
The MSM7533 is pin compatible with the MSM7704.
17/20
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