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參數(shù)資料
| 型號： | HC1062A |
| 英文描述： | Low Voltage Telephone Speech Transmission Circuit / High/Low Level Mute |
| 中文描述： | 低壓輸電線路電話語音/高/低級別靜音 |
| 文件頁數(shù)： | 4/6頁 |
| 文件大?。?/td> | 1066K |
| 代理商： | HC1062A |
Page 4 of 6
Value
Typ
Parameter
Symbol
Test Conditions
Min
Max
Unit
Mute
High Level Input
Voltage
Low Level Input
Voltage
Input Current
Gain Attenuation
V
IH
Pin 12
1.5
V
CC
V
V
IL
I
MUTE
A
V
A
V
Pin 12
0.3
15
V
uA
dB
dB
Pin 12
From pin 6 (or 7) to pin 1
From pin 11 to pin 4
R
4
=100k
, R
L
=300
8
70
-19
Voltage Gain
AGC
AGC Control
Range
AGC Control
Range
Max. Line Current
Max. Line Current
A
V
From pin 10 to pin 4
R
4
=110k
From pin 6 (or 7) to pin 1
R
4
=110k
, I
LINE
=70mA
Highest gain
Lowest gain
, I
LINE
=70mA
-5.8
dB
A
V
-5.8
23
61
dB
mA
mA
I
LINEM
I
LINEm
4. Test Circui
K1
+
10uF
+
10uF
+
100uF
C1
K4
4.7uF
C3
220k
R6
3.6k
R5
20
R9
6
R3
100K
R4
450
150
RL
600
RL
620
R1
+
100uF
+
10uF
C2
100pF
C4
1000pF
C7
1000pF
C8
K5
K6
K7
K3
K2-1
G
G
100pF
C3
10
7
6
11
12
13
1
9
14
15
8
16
3
2
5
4
H
C1062/A
G
1
1
K2-1
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