AD8345-EVAL Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
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AD8345-EVAL Datasheet PDF : 21 Pages
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–30
–32
–34
–36
–38
–40
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
–42
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–46
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
–48
–50
–40
–20
0
20
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60
80
TEMPERATURE (°C)
Figure 9. Carrier Feedthrough vs. Temperature
(FLO = 800 MHz, LO Level = −2 dBm)
30
28
T = +85
26
T = –40
24
22
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18
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4
2
0
–86 –82 –78 –74 –70 –66 –62 –58 –54 –50
CARRIER FEEDTHROUGH (dBm)
Figure 10. Carrier Feedthrough Distribution at Temperature Extremes After
Feedthrough Nulled to <−65 dBm at TA = 25°C
(FLO = 800 MHz, LO Level = −2 dBm)
–30
–32
–34
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
–36
–38
–40
–42
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
–44
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–50
250 300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000
LO FREQUENCY (MHz)
Figure 11. Sideband Suppression vs. FLO
(TA = 25°C, LO Level = −2 dBm, FBB = 1 MHz,
I and Q Inputs Driven in Quadrature)
AD8345
–26
–28
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
–30
–32
–34
–36
–38
–40
–42
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
–44
0 5 10 15 20 25 30 35 40 45 50
BASEBAND FREQUENCY (MHz)
Figure 12. Sideband Suppression vs. FBB
(TA = 25°C, FLO = 800 MHz, LO Level = −2 dBm,
I and Q Inputs Driven in Quadrature)
–35
–36
–37
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
–38
–39
–40
–41
–42
–43
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
–44
–45
–40
–20
0
20
40
60
80
TEMPERATURE (°C)
Figure 13. Sideband Suppression vs. Temperature
(FLO = 800 MHz, LO Level = −2 dBm, FBB = 1 MHz,
I and Q Inputs Driven in Quadrature)
–20
–25
VS = 5V, DIFFERENTIAL INPUT = 1.2V p-p
–30
–35
–40
–45
–50
VS = 2.7V, DIFFERENTIAL INPUT = 200mV p-p
–55
–60
–65
0
5 101 52 02 53 03 54 04 55 0
BASEBAND FREQUENCY (MHz)
Figure 14. Third Order Distortion vs. FBB
(TA = 25°C, FLO = 800 MHz, LO Level = −2 dBm,
I and Q Inputs Driven in Quadrature)
Rev. B | Page 7 of 20
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