參數(shù)資料
型號: μPC3211GR
廠商: NEC Corp.
英文描述: AGC Amplifier For Digital CATV Reture Pass(自動增益控制(AGC)放大器)
中文描述: AGC放大器對于有線數(shù)字電視Reture通行證(自動增益控制(AGC)的放大器)
文件頁數(shù): 9/16頁
文件大小: 137K
代理商: ΜPC3211GR
Data Sheet P13564EJ3V0DS00
9
μ
PC3211GR
THERMAL CHARACTERISTICS (FOR REFERENCE)
50
40
30
20
10
0
50
CIRCUIT CURRENT vs. AMBIENT TEMPERATURE
C
C
25
0
25
50
75
100
Ambient Temperature T
A
(
°
C)
V
AGC
= 3 V
V
AGC
= 0 V
no input signal
V
CC
= 9 V
V(Psave) = 9 V
measurement
circuit1
20
18
16
14
12
10
GAIN vs. INPUT FREQUENCY
G
0
20
40
60
80
100
Input Frequency f
in
(MHz)
T
A
=
40
°
C
T
A
=
+
25
°
C
T
A
=
+
75
°
C
V
CC
= 9 V
V(Psave) = 9 V
P
in
=
20 dBm
V
AGC
= 0 V
measurement
circuit2
GAIN vs. AGC VOLTAGE
20
10
0
10
20
30
40
50
G
0
0.5
1.5
1
2
2.5
3
3.5
AGC Voltage V
AGC
(V)
V
= 9 V
V(Psave) = 9 V
f
in
= 65 MHz
P
=
20 dBm
measurement
circuit2
T
A
=
40
°
C
T
A
=
+
25
°
C
T
A
=
+
75
°
C
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