MAX3540 데이터 시트보기 (PDF) - Maxim Integrated
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MAX3540 Datasheet PDF : 19 Pages
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Complete Single-Conversion Television Tuner
Typical Operating Characteristics (continued)
(MAX3540 Evaluation Kit, VCC = +3.3V, fRF = 83MHz (VHF low), 211MHz (VHF high), or 801MHz (UHF), fIF = 45.75MHz, TA= +25°C,
unless otherwise noted.)
UHF PHASE NOISE AT 10kHz OFFSET
vs. CHANNEL FREQUENCY
-82
-84
-86
-88
-90
-92
-94
-96
200 300 400 500 600 700 800 900 1000
FREQUENCY (MHz)
VHF-L PHASE NOISE vs. OFFSET FREQUENCY
-60
-70
-80
-90
-100
-110
-120
-130
0.1
1
10
100
1000
OFFSET FREQUENCY (kHz)
VHF-H PHASE NOISE vs. OFFSET FREQUENCY
-60
-70
-80
-90
-100
-110
-120
-130
0.1
1
10
100
1000
OFFSET FREQUENCY (kHz)
UHF PHASE NOISE vs. OFFSET FREQUENCY
-60
-70
-80
-90
-100
-110
-120
-130
0.1
1
10
100
1000
OFFSET FREQUENCY (kHz)
IFOUT1 FREQUENCY RESPONSE
0
-5
-10
-15
-20
-25
-30
0.01
0.1
1
10 100 1000
FREQUENCY (MHz)
IF VGA VOLTAGE GAIN vs. IF VGA
60
TA = +25°C
50
TA = 0°C
40
TA = +55°C
IF VGA IM3 vs. IF AGC VOLTAGE
-20
-20 MAX3540 toc25
VOUT = 1.5VPP
PIN
-30
-40
30
TA = +85°C
-40
20
10
0
0.5 1.0 1.5 2.0 2.5 3.0
IF VGA (V)
-60
-50
IM3
-60
-80
0.5 1.0 1.5 2.0 2.5 3.0
IF AGC (V)
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