AD6642 Analog Devices, AD6642 Datasheet - Page 14

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AD6642

Manufacturer Part Number
AD6642
Description
Dual IF Receiver
Manufacturer
Analog Devices
Datasheet

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AD6642
1,200,000
1,000,000
–100
–120
800,000
600,000
400,000
200,000
–0.2
–0.4
–0.6
–0.8
–1.0
–20
–40
–60
–80
1.0
0.8
0.6
0.4
0.2
Figure 17. Two-Tone SFDR/IMD3 vs. Input Amplitude (A
0
–90
0
0
0
N – 3
with f
–78
Figure 18. Grounded Input Histogram
Figure 19. INL with f
IN1
500
IMD3 (dBc)
N – 2
= 169.1 MHz and f
–66
INPUT AMPLITUDE (dBFS)
OUTPUT CODE
N – 1
SFDR (dBFS)
–54
IMD3 (dBFS)
OUTPUT CODE
SFDR (dBc)
1000
IN
–42
N
= 30.3 MHz
IN2
= 172.1 MHz
N + 1
–30
1500
N + 2
–18
IN
N + 3
2000
)
–6
Rev. A | Page 14 of 32
–0.05
–0.10
–0.15
–0.20
0.20
0.15
0.10
0.05
69
68
67
66
65
64
63
62
61
60
0
30
0
Figure 21. SNR vs. Duty Cycle with f
35
Figure 20. DNL with f
40
500
45
DUTY CYCLE (%)
OUTPUT CODE
1000
50
IN
= 30.3 MHz
55
IN
= 10.3 MHz
1500
60
65
70
2000

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