MAX2121 データシートの表示（PDF） - Maxim Integrated
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MAX2121 Datasheet PDF : 18 Pages
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Complete Direct-Conversion L-Band Tuner
Typical Operating Characteristics
(MAX2121 Evaluation Kit: VCC = +3.3V, TA = +25°C, baseband output frequency = 5MHz, VGC1 = +1.2V, default register settings
except BBG[3:0] = 1011, unless otherwise noted.)
STANDBY SUPPLY CURRENT
SUPPLY CURRENT vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
HD3 vs. VOUT
175
3.0
-10
170
TA = +85°C
-15
165
-20
2.5
160
-25
155
TA = +25°C
TA = +85°C
-30
150
2.0
-35
145
-40
140
TA = -40°C
TA = -40°C
1.5
-45
135
-50
130
-55
125
3.1
3.2
3.3
3.4
3.5
SUPPLY VOLTAGE (V)
1.0
3.1
3.2
3.3
3.4
3.5
SUPPLY VOLTAGE (V)
-60
1.0
1.5
2.0
2.5
3.0
VOUT (VP-P)
QUADRATURE PHASE ERROR
vs. LO FREQUENCY
3.5
fBASEBAND = 50MHz
3.0
2.5
2.0
TA = -40°C
1.5
1.0
TA = +85°C
0.5
TA = +25°C
0
900
1150 1400 1650 1900 2150
LO FREQUENCY (MHz)
QUADRATURE MAGNITUDE MATCHING
vs. LO FREQUENCY
1.0
fBASEBAND = 50MHz
0.8
0.6
TA = +25°C
0.4
TA = -40°C
TA = +85°C
0.2
0
900
1150 1400 1650 1900 2150
LO FREQUENCY (MHz)
QUADRATURE PHASE ERROR
vs. BASEBAND FREQUENCY
3.5
fLO = 1425MHz
3.0
TA = -40°C
2.5
TA = +85°C
2.0
1.5
TA = +25°C
1.0
0.5
0
0.1
1
10
100
BASEBAND FREQUENCY (MHz)
QUADRATURE MAGNITUDE MATCHING
vs. BASEBAND FREQUENCY
1.0
fLO = 1425MHz
0.8
0.6
TA = +25°C
0.4
0.2
0
0.1
TA = +85°C
TA = -40°C
1
10
100
BASEBAND FREQUENCY (MHz)
BASEBAND FILTER FREQUENCY RESPONSE
0
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
-55
-60
-65
0
100 200 300 400 500
BASEBAND FREQUENCY (MHz)
BASEBAND FILTER FREQUENCY RESPONSE
1
0
-1
-2
-3
-4
-5
TA = +25°C
-6
-7
-8
-9
-10
0
25 50 75 100 125 150
BASEBAND FREQUENCY (MHz)
_______________________________________________________________________________________ 5
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