AD9866 Analog Devices, AD9866 Datasheet - Page 14

• Manufacturer Part Number: AD9866
• Manufacturer: Analog Devices

Specifications of AD9866

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 80MSPS
• Interface: Nibble
• Analog Input Type: Diff-Uni
• Ain Range: 6.3 V p-p,8 mV p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9866
109.4
Figure 16. Input Referred Integrated Noise and Noise Spectral Density
98.5
87.5
76.6
56.6
54.7
43.8
32.8
21.9
10.9
65.0
64.5
64.0
63.5
63.0
62.5
62.0
61.5
61.0
60.5
60.0
0
–1
–2
–3
–4
–5
18
0
5
4
3
2
1
0
–6
Figure 15. SNR and THD vs. Input Frequency and Supply
0
5
Figure 17. Rx DC Offset vs. RxPGA Gain
24
vs. RxPGA Gain (LPF f
( LPF f
6
+25°C
INPUT FREQUENCY (MHz)
−3 dB
10
12
RxPGA GAIN (dB)
= 26 MHz; RxPGA = 0 dB)
30
GAIN (dB)
18
15
−3 dB
24
36
DEVICE 1
DEVICE 2
DEVICE 3
DEVICE 4
= 26 MHz)
20
+85°C
THD @ 3.14V
THD @ 3.3V
THD @ 3.47V
30
SNR @ 3.14V
SNR @ 3.3V
SNR @ 3.47V
42
36
35
–40°C
42
48
30
48
20
18
16
14
12
10
8
6
4
2
0
–52
–54
–56
–58
–60
–62
–64
–66
–68
–70
–72
Rev. B | Page 14 of 48
63
62
61
60
59
58
57
56
55
54
53
–0.1
–0.2
–0.3
–0.4
–0.5
20
0.5
0.4
0.3
0.2
0.1
45
44
43
42
41
40
39
38
0
Figure 20. RxPGA Gain Step Error vs. Gain (f
–6
0
Figure 18. SNR and THD vs. Sample Rate and Supply
(50 MSPS; f
30
(LPF Disabled; RxPGA = 0 dB; f
0
10
Figure 19. SNR vs. Filter Cutoff Frequency
SNR vs. MSPS @ 3.0V
SNR vs. MSPS @ 346V
SNR @ 3.13V
IN
6
20
INPUT FREQUENCY (MHz)
= 5 MHz; AIN = −1 dB; RxPGA = 48 dB)
40
CUTOFF FREQUENCY (MHz)
12
30
RxPGA GAIN (dB)
AD9866: GAIN STEP ERROR @ +25°C
AD9866: GAIN STEP ERROR @ +85°C
AD9866: GAIN STEP ERROR @ –40°C
18
50
SUP
SUP
40
24
60
50
IN
30
= 8 MHz)
THD @ 3.13V
THD @ 3.46V
THD @ 3.3V
60
IN
36
70
= 10 MHz)
70
42
80
–20
–25
–30
–35
–40
–45
–50
–55
–60
–65
–70
80
48