MAX2683(2000) 查看數據表（PDF） - Maxim Integrated
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MAX2683 Datasheet PDF : 18 Pages
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3.5GHz Downconverter Mixers
with Selectable LO Doubler
Typical Operating Characteristics (continued)
(MAX2683/MAX2684 EV kit, VCC = +5V, RBIAS = 1.2kΩ, ENX2 = GND, fRF = 3.6GHz, PRF = -20dBm, fLOX2 = 1650MHz for MAX2683 or
fLOX2 = 1350MHz for MAX2684, PLO = -5dBm, all input/output ports terminated in 50Ω, IFOUT+ and IFOUT- matched to single-ended
50Ω load, TA = +25°C, unless otherwise noted.)
MAX2683
INPUT P1dB vs. SUPPLY VOLTAGE
(RBIAS = 820Ω)
10
INPUT P1dB vs. SUPPLY VOLTAGE
(RBIAS = 1.2kΩ)
3
INPUT P1dB vs. SUPPLY VOLTAGE
(RBIAS = 2kΩ)
0
6
TA = +25°C
2
-2
TA = -40°C
TA = +85°C
-6
2
1
TA = +25°C
0
-1
TA = +85°C
TA = -40°C
-1
TA = -40°C
-2
-3
TA = +25°C
TA = +85°C
-4
-10
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
-2
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
-5
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
CONVERSION GAIN vs. RF FREQUENCY
(RBIAS = 1.2kΩ)
10
9
TA = -40°C
8
7
CONVERSION GAIN vs. FREQUENCY
(ENX2 = GND)
10
9
TA = -40°C
8
7
CONVERSION GAIN vs. IF FREQUENCY
(ENX2 = VCC)
10
9
TA = -40°C
8
7
6
6
6
5
4 TA = +85°C
3
TA = +25°C
5
TA = +25°C
4
TA = +85°C
3
5
4
TA = +85°C TA = +25°C
3
2
1
ENX2 = VCC
ENX2 = GND
0
3400 3450 3500 3550 3600 3650 3700 3750 3800
RF FREQUENCY (MHz)
2
1 IF PORT NARROWBAND MATCH AT 300MHz
0
250 270 290 310 330 350
IF FREQUENCY (MHz)
2
1 IF PORT NARROWBAND MATCH AT 300MHz
0
250 270 290 310 330 350
IF FREQUENCY (MHz)
LOX2 PORT RETURN LOSS vs.
LO FREQUENCY (ENX2 = GND)
0
LOX1 PORT RETURN LOSS
vs. LO FREQUENCY (ENX2 = VCC)
0
-20
-10
-40
-20
-60
-30
-80
-40
-100
1500 1600 1700 1800 1900 2000
LO FREQUENCY (MHz)
-50
3000 3180 3360 3540 3720 3900
LO FREQUENCY (MHz)
6 _______________________________________________________________________________________
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