AD9861 Analog Devices, AD9861 Datasheet - Page 11

• Manufacturer Part Number: AD9861
• Manufacturer: Analog Devices

Specifications of AD9861

• Resolution (bits): 10bit
• # Chan: 2
• Sample Rate: 80MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

Figure 10. AD9861-50 Rx Path Single-Tone FFT of Rx Channel B Path
–100
–110
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 11. AD9861-50 Rx Path at 50 MSPS, 10 MHz Input Tone
Figure 12. AD9861-50 Rx Path at 50 MSPS, 10 MHz Input Tone
62
59
56
53
50
80
75
70
65
60
55
50
0
0
0
0
SFDR Performance vs. Input Frequency
SNR Performance vs. Input Frequency
5
5
5
LOW POWER ADC @ 25MSPS
ULTRALOW POWER ADC
@ 16MSPS
NORMAL POWER @ 50MSPS
Digitizing 76 MHz Tone
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
FREQUENCY (MHz)
10
10
10
NORMAL POWER @ 50MSPS
ULTRALOW POWER ADC
@ 16MSPS
LOW POWER ADC @ 25MSPS
15
15
15
20
20
20
25
25
25
Rev. 0 | Page 11 of 52
Figure 13. AD9861-50 Rx Path Dual-Tone FFT of Rx Channel A Path
–100
–110
62
59
56
53
50
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 14. AD9861-50 Rx Path at 50 MSPS, 10 MHz Input Tone
–50
–55
–60
–65
–70
–75
–80
Figure 15. AD9861-50 Rx Path at 50 MSPS, 10 MHz Input Tone
0
0
0
0
LOW POWER ADC @ 25MSPS
SINAD Performance vs. Input Frequency
THD Performance vs. Input Frequency
Digitizing 70 MHz and 72 MHz Tones
5
ULTRALOW POWER ADC
@ 16MSPS
LOW POWER ADC @ 25MSPS
5
5
NORMAL POWER @ 50MSPS
NORMAL POWER @ 50MSPS
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
FREQUENCY (MHz)
10
10
10
15
ULTRALOW POWER ADC
@ 16MSPS
15
15
20
20
20
AD9861
25
10.0
9.8
9.6
9.4
9.2
9.0
8.8
8.6
8.4
8.2
8.0
25
25