MAX3580(2006) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX3580 Datasheet PDF : 21 Pages
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Direct-Conversion TV Tuner
Typical Operating Characteristics
(Typical values are at VCC = +3.3V, TA = +25°C, unless otherwise noted.)
VHF-III BAND VOLTAGE GAIN
vs. FREQUENCY
110
100
TA = +25°C TA = 0°C
90
80
TA = +85°C TA = +55°C
70
150 160 170 180 190 200 210 220 230 240 250
FREQUENCY (MHz)
PHASE NOISE vs. OFFSET FREQUENCY
-50
-60
-70
620MHz
-80
-90
220MHz
-100
-110
-120
0.1
1
10
100
1000
OFFSET FREQUENCY (kHz)
UHF BAND VOLTAGE GAIN
vs. FREQUENCY
110
100
TA = +25°C TA = 0°C
90
80
TA = +85°C TA = +55°C
70
450 500 550 600 650 700 750 800 850 900
FREQUENCY (MHz)
NOISE FIGURE vs. VHF FREQUENCY
20
VOLTAGE GAIN
vs. RF_AGC CONTROL VOLTAGE
110
100 BB_AGC = 2.85V
90
TA = -40°C
80
70
60
TA = +25°C, +55°C
50
TA = +85°C
40
30
20
10
0 0.5 1.0 1.5 2.0 2.5 3.0
RF_AGC CONTROL VOLTAGE (V)
NOISE FIGURE vs. UHF FREQUENCY
20
15
TA = +85°C
TA = +55°C
10
5
TA = -40°C TA = +25°C
0
150
175
200
225
250
FREQUENCY (MHz)
VHF MODE NOISE FIGURE
vs. VOLTAGE GAIN
30
25
TA = +85°C
20
15
TA = -40°C
10
TA = +25°C, +55°C
5
fRF = 220MHz
BB_AGC = 2.85V
0
60 65 70 75 80 85 90
VOLTAGE GAIN (dB)
15
TA = +25°C
TA = +85°C
10 TA = -40°C
TA = +55°C
5
0
450 500 550 600 650 700 750 800 850 900
FREQUENCY (MHz)
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