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參數(shù)資料
| 型號(hào)： | μPC3211GR |
| 廠商： | NEC Corp. |
| 英文描述： | AGC Amplifier For Digital CATV Reture Pass(自動(dòng)增益控制（AGC）放大器) |
| 中文描述： | AGC放大器對(duì)于有線數(shù)字電視Reture通行證（自動(dòng)增益控制（AGC）的放大器） |
| 文件頁數(shù)： | 6/16頁 |
| 文件大小： | 137K |
| 代理商： | ΜPC3211GR |
Data Sheet P13564EJ3V0DS00
6
μ
PC3211GR
TYPICAL CHARACTERISTICS (T
A
= +25°C)
0
50
40
30
20
10
0
2
4
6
CIRCUIT CURRENT vs. SUPPLY VOLTAGE
Supply Voltage V
CC
(V)
Power-save Voltage V(Psave) (V)
C
C
8
10
12
no input signal
measurement
circuit1
0
40
35
30
25
20
15
10
5
0
2
4
6
Power-save Voltage V(Psave) (V)
C
C
8
10
12
CIRCUIT CURRENT vs. POWER-SAVE VOLTAGE
no input signal
V
CC
= 9 V
measurement
circuit1
CIRCUIT CURRENT vs. AGC VOLTAGE
45
44
43
42
41
40
39
38
37
36
35
C
C
0
0.5
1
1.5
AGC Voltage V
AGC
(V)
2
2.5
3
3.5
no input signal
V
CC
= 9 V
V(Psave) = 9V
measurement
circuit1
0
3
2.5
2
1.5
1
0.5
0
2
4
6
14PIN VOLTAGE vs. SUPPLY VOLTAGE
Supply Voltage V
CC
(V)
Power-save Voltage V(Psave) (V)
1
8
10
12
no input signal
V
AGC
= 0 V
measurement
circuit1
20
18
16
14
12
10
G
20
30
40
50
60
G
GAIN vs. INPUT FREQUENCY
P
in
=
20 dBm
V
AGC
= 3 V
measurement
circuit2
GAIN vs. INPUT FREQUENCY
0
20
40
Input Frequency f
in
(MHz)
60
80
100
0
20
40
Input Frequency f
in
(MHz)
60
80
100
V
CC
= V(Psave)
= 8 to 10 V
P
in
=
20 dBm
V
AGC
= 0 V
measurement
circuit2
Vcc = V(Psave) = 8 V
Vcc = V(Psave) = 9 V
Vcc = V(Psave) = 10 V
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