參數(shù)資料
型號: MSM7541
廠商: OKI SEMICONDUCTOR CO., LTD.
元件分類: Codec
英文描述: Single Rail CODEC
中文描述: 單鐵編解碼器
文件頁數(shù): 16/20頁
文件大?。?/td> 154K
代理商: MSM7541
Semiconductor
MSM7541/7542
16/20
APPLICATION CIRCUIT
PCMOUT
XSYNC
AIN–
GSX
AIN+
0.1
m
F
PCM signal output
8 kHz SYNC signal input
BCLOCK input
PCM data input
Power Down control input
Analog interface
Digital interface
+3.3 V
0.1
m
F
51 k
W
1
m
F
10
m
F
+
MSM7541/7542
SG
RSYNC
BCLOCK
PCMIN
PDN
DG
AOUT–
PWI
VFRO
SGC
AG
V
DD
0 V
+3.3 V
51 k
W
Analog input
Analog output
Analog loop-back
control input
TMC
0 to 10
W
FREQUENCY CHARACTERISTICS ADJUSTMENT CIRCUIT
AIN–
Transmit frequency
characteristic
Adjustment determined with
C1, C2, R1, R2.
Receive frequency
characteristic
Adjustment determined with
C3, C4, R3, R4.
Receiver impedance to
1.2 k
W
+ 55 nF
GSX
AIN+
SG
AOUT+
AOUT–
PWI
VFRO
R2
C2
R4
C4
R1
C1
M
R3
C3
Microphone amp
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