AD9629 Analog Devices, AD9629 Datasheet - Page 12

• Manufacturer Part Number: AD9629
• Description: 12-Bit, 20/40/65/80 MSPS, 1.8 V Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9629

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 80MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9629
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS, 50% duty
cycle clock, unless otherwise noted.
Figure 10. AD9629-80 SNR/SFDR vs. Input Frequency (AIN) with 2 V p-p Full Scale
Figure 12. AD9629-80 SNR/SFDR vs. Input Amplitude (AIN) with f
Figure 11. AD9629-80 SNR/SFDR vs. Sample Rate with AIN = 9.7 MHz
100
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
–70
0
10
0
–60
20
SFDRFS
50
–50
30
INPUT FREQUENCY (MHz)
SNRFS
SFDR
INPUT AMPLITUDE (dBc)
SAMPLE RATE (MHz)
SFDR
–40
SNR
40
SNRFS
SFDR
100
SNR
–30
50
–20
60
150
–10
70
IN
= 9.7 MHz
200
80
0
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–0.2
–0.1
–0.2
–0.3
0.4
0.2
0.4
0.3
0.2
0.1
0
0
0
0
500
500
Figure 13. DNL Error with f
Figure 14. INL with f
1000
1000
1500
1500
OUTPUT CODE
OUTPUT CODE
2000
2000
IN
= 9.7 MHz
2500
2500
IN
= 9.7 MHz
3000
3000
3500
3500
4000
4000