參數(shù)資料
型號: LA8519M
廠商: Sanyo Electric Co.,Ltd.
英文描述: I/O Switch/Voice Signal-Processing IC for Cordless Telephones
中文描述: I / O交換/語音信號處理集成電路無繩電話
文件頁數(shù): 20/29頁
文件大?。?/td> 317K
代理商: LA8519M
No. 6471-20/29
LA8519M
Speech network gain distribution
42
41
44
DTMF-IN
TA-IN
43
48
VL
40 TI-IN
100 k
20 k
SW2
0 dB
SW1
0 dB
A13129
*
IL = 20 mA
**
IL = 120 mA
Note: For a 600
line termination
Line driver
amplifier
30 dB
Transmitter PAD
0 dB
*
1
–3.5 dB
*
2
Transmitter amplifier
(15.5 dB)
54
48
BN
VL
KT-IN
39
300
11 k
150 k
6.2 k
100 k
150
ATT
–6.5 dB
0 dB
*
3
SW3
0 dB
SW4
4 dB
A13130
ATT
55
38
37
36
*
IL = 20 mA
**
IL = 120 mA
***
When address 7E is set to the on state with a serial data transfer.
Notes: 1. The gain values are rough values, and should be seen as target values during the design process.
2. Values in parentheses can be modified by external components.
Anti-sidetone
circuit
(–33.6 dB)
Receiver input
amplifier
(22.7 dB)
Receiver PAD
0 dB
*
1
–6.5 dB
*
2
Receiver output
amplifier
(24.7 dB)
Attenuator
(–9.5 dB)
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