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GL6962 参数 Datasheet PDF下载

GL6962图片预览
型号: GL6962
PDF下载: 下载PDF文件 查看货源
内容描述: 低压通用语音网络 [Low Voltage Universal Speech Network]
分类和应用: 电信集成电路电信电路电话电路光电二极管
文件页数/大小: 12 页 / 110 K
品牌: HYNIX [ HYNIX SEMICONDUCTOR ]
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GL6962/GL6962A
Test Circuit
I
line
R1
620¥
Ø
1
V
O
10
LN
13
V
CC
100•F
+
IR
4
QR
C4
100pF
5
RGA
C7
1 nF
MIC+
7
11
DTMF
R4
100k¥
Ø
R
L
600¥
Ø
GL6962A
MUTE
12
C1
+ 100•F
10 to
140mA
V
i
MIC-
6
SLPE
16
TGA1
2
TGA2
3
REG
14
AGC
15
I
ref
8
V
EE
9
+
10•F
Vi
C6
100pF
R9
20¥
Ø
R7
68k¥
Ø
C8
1 nF
C3
4.7•F
+
R6
R5
3. 6k
¥ Ø
For measuring gain from MIC+ and MIC-, the MUTE input should be LOW or open-circuit.
For measuring the DTMF input, the MUTE input should be HIGH.
Inputs not being tested should be open-circuit.
Fig. 1 Test circuit for defining GL6962 voltage gain of MIC+, MIC- and DTMF inputs.
(Voltage gain is defined as G
V
= 20log |V
o
/V
i
|
8