參數(shù)資料
型號: MAX3532
廠商: Maxim Integrated Products, Inc.
英文描述: Upstream CATV Driver Amplifier
中文描述: CATV上行驅(qū)動放大器
文件頁數(shù): 4/8頁
文件大小: 84K
代理商: MAX3532
M
Upstream CAT V Driver Amplifier
4
_______________________________________________________________________________________
_____________________________Typic al Operating Charac teristic s (c ontinued)
(V
CC
= +5V, V
IN
= 36dBmV,
SHDN
= TXEN = 1, f
IN
= 20MHz, Z
LOAD
= 75
through a 1:2 transformer with two precision 8.0
back-
termination resistors, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are measured at T
A
= +25°C.)
-40
-20
-30
0
57
-10
10
20
30
40
0
40
60
20
80
100 120 140
GAIN vs. FREQUENCY
M
FREQUENCY (MHz)
G
HIGH-POWER MODE
LOW-NOISE MODE
18
24
30
36
42
48
54
60
48
54
GAIN STATE 60
-50
-45
-15
-35
-40
-30
-25
-20
-10
5
15 20 25
10
30 35
GAIN STATE
50
45
55
40
60
OUTPUT NOISE vs. GAIN STATE
M
O
LOW-NOISE MODE
HIGH-POWER MODE
-10
20
10
0
30
40
60
50
70
0
10 15
5
20 25 30 35 40 45 50 55 60
GAIN STATE
OUTPUT LEVEL vs. GAIN STATE
M
O
LOW-NOISE MODE
HIGH-POWER MODE
-6000
-2000
-4000
4000
2000
0
10,000
8000
6000
12,000
0
40
20
60
80
100
REAL AND IMAGINARY INPUT
IMPEDANCE vs. FREQUENCY
M
FREQUENCY (MHz)
I
)
REAL
IMAGINARY
-70
-60
-65
-50
-55
-45
-40
-35
-30
10
20
INPUT FREQUENCY (MHz)
25
15
30
35
40
45
50
SECOND HARMONIC DISTORTION vs.
INPUT FREQUENCY
M
H
V
OUT
= 55dBmV
V
OUT
= 25dBmV
V
OUT
= 40dBmV
0
40
20
80
60
100
120
5
30
40
10
20
50
75
100
REAL AND IMAGINARY OUTPUT
IMPEDANCE vs. FREQUENCY
M
FREQUENCY (MHz)
I
)
REAL
IMAGINARY
-75
-65
-70
-50
-55
-60
-35
-40
-45
-30
10
25
30
15
20
INPUT FREQUENCY (MHz)
35
40
45
50
THIRD HARMONIC DISTORTION vs.
INPUT FREQUENCY
M
H
V
OUT
= 52dBmV
V
OUT
= 55dBmV
V
OUT
= 25dBmV
V
OUT
= 40dBmV
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