ADL5387(RevB) Просмотр технического описания (PDF) - Analog Devices
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ADL5387 Datasheet PDF : 28 Pages
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Data Sheet
25
20
RBIAS = 100kΩ
RBIAS = 10kΩ
15
10
RBIAS = 4kΩ
RBIAS = 1.4kΩ
5
0
–30
–25
–20
–15
–10
–5
0
5
RF BLOCKER INPUT POWER (dBm)
Figure 15. Noise Figure vs. Input Blocker Level, fRF = 900 MHz
(RF Blocker 5 MHz Offset)
20
80
INPUT IP2, I CHANNEL
NOISE FIGURE
15
65
INPUT IP2, Q CHANNEL
INPUT P1dB
10
50
GAIN
5
35
INPUT IP3
0
20
–6 –5 –4 –3 –2 –1 0 1 2 3 4 5 6
LO LEVEL (dBm)
Figure 16. Conversion Gain, Noise Figure, IIP3, IIP2, and IP1dB vs.
LO Level, fRF = 900 MHz
32
TA = –40°C
TA = +25°C
28
TA = +85°C
INPUT IP3
24
20
NOISE FIGURE
16
12
8
1
10
100
RBIAS (kΩ)
Figure 17. IIP3 and Noise Figure vs. RBIAS, fRF = 900 MHz
ADL5387
80
70
60
140MHz: GAIN
50
140MHz: IP1dB
140MHz: IIP2, I CHANNEL
40
140MHz: IIP2, Q CHANNEL
450MHz: GAIN
30
450MHz: IP1dB
450MHz: IIP2, I CHANNEL
20
450MHz: IIP2, Q CHANNEL
10
0
1
10
100
RBIAS (kΩ)
Figure 18. Conversion Gain, IP1dB, IIP2 I Channel, and IIP2 Q Channel vs. RBIAS
35
80
30
IIP3
INPUT IP2,
75
I CHANNEL
25
70
20
INPUT IP2,
65
Q CHANNEL
15
60
10
TA = –40°C
IP1dB
55
TA = +25°C
TA = +85°C
5
50
0 5 10 15 20 25 30 35 40 45 50
BB FREQUENCY (MHz)
Figure 19. IIIP3, IIP2, IP1dB vs. Baseband Frequency
0
–10
–20
–30
–40
1xLO (INTERNAL)
–50
–60
2xLO (EXTERNAL)
–70
–80
0
200 400 600 800 1000 1200 1400 1600 1800 2000
INTERNAL 1xLO FREQUENCY (MHz)
Figure 20. LO-to-BB Feedthrough vs. 1xLO Frequency (Internal LO Frequency)
Rev. B | Page 9 of 28
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