Broadband, Two-Output, Low-Noise
Amplifier for TV Tuner Applications
AC ELECTRICAL CHARACTERISTICS (continued)
(MAX2130 EV kit, V CC = +4.75V to +5.25V, R BIAS = 15k Ω
T A = +25°C, unless otherwise noted.) (Note 1)
± 1%,
f IN = 500MHz, Z O = 75 Ω . Typical values are at V CC = +5V,
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LOOP-OUT AMPLIFIER
Operating Frequency Range
44
878
MHz
Gain
Noise Figure
Input 1dB Compression
Point
Input Third-Order Intercept
Point
Input Second-Order Intercept
Point
OUT2 Return Loss
(Note 2)
V CC = +3.5V (Note 3)
(Note 4)
(Note 5)
f IN = 44MHz to 878MHz
7.1
8.7
4.2
-0.5
-3.7
17
29
16.6
10.2
4.6
dB
dB
dBm
dBm
dBm
dB
Maximum Load for Stable
Operation
Any load
OUT2 to IN Isolation
OUT2 to OUT1 Isolation
(Note 2)
(Note 2)
24.5
11.0
27
12.5
dB
dB
Note 1:
Note 2:
Note 3:
Note 4:
Note 5:
Note 6:
Specifications are guaranteed by design and characterization, except for gain which is production tested.
Specifications are guaranteed over the operating frequency range.
Operation possible with V CC = +3.5V. See Typical Operating Characteristics .
Two tones at 500MHz and 506MHz, -20dBm per tone.
Two tones at 500MHz and 550MHz, -20dBm per tone.
Output load has worst-case 6dB return loss.
Typical Operating Characteristics
(MAX2130 EV kit, V CC = +5V, R BIAS = 15k Ω ±1%, T A = +25°C, unless otherwise noted.)
GAIN vs. FREQUENCY
98
SUPPLY CURRENT vs. TEMPERATURE
130
SUPPLY CURRENT vs. R BIAS
17
R BIAS = 10k Ω
97
96
95
94
93
92
91
90
89
88
120
110
100
90
80
70
60
50
16
15
14
13
12
11
10
9
8
7
LNA
LOOP-OUT AMPLIFIER
-40
-15
10
35
60
85
10.0
12.5
15.0
17.5
20.0
22.5
25.0
0
200
400
600
800
1000
TEMPERATURE ( ° C)
R BIAS (k Ω )
FREQUENCY (MHz)
_______________________________________________________________________________________
3
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