參數(shù)資料
型號(hào): MSM7577
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: Voice Signal Level Control LSI
中文描述: 語(yǔ)音信號(hào)電平控制大規(guī)模集成電路
文件頁(yè)數(shù): 7/8頁(yè)
文件大?。?/td> 73K
代理商: MSM7577
MSM7577
Semiconductor
7/8
R1 > 30 k
W
R2 > 30 k
W
C1 = 0.1 μF
C2 = 1 μF
C3 = 50 pF
C4 = 10 pF
Gain = R2/R1
Analog input
R3 > 10 k
W
R4 > 10 k
W
C5 > 1 μF
C6 = 50 pF
Gain = R4/R3
R5 > 10 k
W
R6 > 10 k
W
C7 > 0.1 μF
C8 > 1 μF
C9 = 10 pF
Gain = 1 + (R5/R6)
Analog input
Receive voice data
Transmit voice data
R1
TAUD
V
DD
R2
AN2
PD
RCV2
RCV1
NC
RAUD
GND
AO3
MIC
AN3
ATTE
ATT2
ATT1
ATT0
C3
C1
C1
C2
MSM7577MS-K
+3 V
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
C4
+
AN3
MIC
AO3
C9
C7
R6
C8
R5
+
MIC
AN3
AO3
R4
C5
C6
R3
In the Reverse Type
In the Same Phase Type
APPLICATION CIRCUIT
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